PIONEER LIMITED MATURITY BOND FUND
497, 1999-09-16
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<PAGE>
                                                                  [Pioneer Logo]


Pioneer
Limited Maturity Bond Fund



Class A and Class B Shares
Prospectus, March 30, 1999

(revised September 17, 1999)


Neither the Securities and Exchange Commission nor any state securities agency
has approved the fund's shares or determined whether this prospectus is accurate
or complete. Any representation to the contrary is a crime.

- - ----------------------------------------------------


Contents

Basic information about the fund 1

Management 7

Buying, exchanging and selling shares 9

Dividends, capital gains and taxes 27

Financial highlights 28

- - ---------------------------------------------------

<PAGE>

Basic information about the fund

[Solid Box]

[GRAPHIC: MAGNIFYING GLASS]

[BEGIN SIDEBAR TEXT]
- ----------------------

U.S. government securities
These securities
include obligations:
o Directly issued by
  or supported by the
  full faith and credit
  of the U.S. government,
  like Treasury bills,
  notes and bonds and
  Government National
  Mortgage Association
  certificates
o Supported by the
  right of the issuer
  to borrow from the
  U.S. Treasury, like
  those of the Federal
  Home Loan Banks
o Supported by the
  discretionary
  authority of the U.S.
  government to
  purchase the agency's
  securities, like
  those of the Federal
  National Mortgage
  Association
o Supported only by the
  credit of the
  issuer itself,
  like the Tennessee
  Valley Authority
- ----------------------

[END SIDEBAR TEXT]

Principal investment objective

A high level of current income consistent with a relatively high level of
principal stability.

Investment strategies
The fund invests primarily in:
[bullet] Debt securities issued or guaranteed by the U.S. government, its
         agencies or instrumentalities
[bullet] Debt securities of U.S. and non-U.S. corporate issuers
[bullet] Mortgage-backed and asset-backed securities
[bullet] Short-term money market instruments

At least 90% of the fund's assets are U.S. government securities or investment
grade at the time of purchase or cash and cash equivalents. The remainder of the
fund's investments may be rated below investment grade or determined to be of
equivalent credit quality by Pioneer Investment Management, Inc., the fund's
investment adviser. A debt security is investment grade if it is rated in one of
the top four categories by a nationally recognized securities rating
organization or determined to be of equivalent credit quality by Pioneer. Debt
securities rated below investment grade are commonly referred to as "junk bonds"
and are considered speculative. Lower quality debt securities involve greater
risk of loss, are subject to greater price volatility and are less liquid,
especially during periods of economic uncertainty or change, than high quality
debt securities.

The fund's investments may have all types of interest rate payment and reset
terms, including fixed rate, adjustable rate, zero coupon, contingent, deferred,
payment in kind and auction rate features. The average life of the fund's
portfolio will be in the 1 to 5 year range. The average life of any single
issuer will be no greater than 10 years. A security's average life is the number
of years required for one-half of the debt to be retired through a sinking fund
or amortization payments.

Pioneer considers both macroeconomic and issuer specific factors in selecting a
portfolio designed to achieve the fund's investment objective. In assessing the
appropriate maturity, rating and sector weighing of the fund's portfolio,
Pioneer considers a variety of macroeconomic factors that are expected to
influence economic activity and interest rates. These factors include
fundamental economic indicators, Federal Reserve monetary policy and the
relative value of the U.S. dollar compared to other currencies. Once Pioneer
determines the preferable portfolio characteristic, Pioneer selects individual
securities based upon

- -
- --------------------------------------------------------------------------------
An investment in the fund is not a bank deposit and is not insured or guaranteed
by the Federal Deposit Insurance Corporation or any other government agency.
- --------------------------------------------------------------------------------

- --------------------------------------------------------------------------------
Contact your investment professional to discuss how the fund fits into your
portfolio.
- --------------------------------------------------------------------------------
1
<PAGE>

the terms of the securities (such as yields compared to U.S. Treasuries or
comparable issuers), liquidity and rating, sector and issuer diversification.
Pioneer also employs fundamental research and due diligence to assess an
issuer's credit quality, taking into account financial condition and
profitability, future capital needs, potential for change in rating, industry
outlook, the competitive environment and management ability. In making these
portfolio decisions, Pioneer relies on the knowledge, experience and judgment of
its own staff who have access to a wide variety of research.

Principal risks of investing in the fund
Even though the fund seeks a high level of current income and principal
stability, you could lose money on your investment, or the fund could fail to
generate current income, if:

[bullet] Interest rates go up, causing the value of the fund's investments to
         decline
[bullet] The issuer of a security owned by the fund defaults on its obligation
         to pay principal and/or interest or has its credit rating downgraded
[bullet] During periods of declining interest rates, the issuer of a security
         may exercise its option to prepay principal earlier than scheduled,
         forcing the fund to reinvest in lower yielding securities. This is
         known as call or prepayment risk
[bullet] During periods of rising interest rates, the average life of certain
         types of securities may be extended because of slower than expected
         principal payments. This may lock in a below market interest rate,
         increase the security's duration and reduce the value of the security.
         This is known as extension risk
[bullet] Pioneer's judgment about the attractiveness, relative value or
         potential appreciation of a particular sector, security or hedging
         strategy proves to be incorrect

To the extent the fund invests significantly in asset-backed and
mortgage-related securities, its exposure to prepayment and extension risks may
be greater than other investments in fixed income securities. Mortgage
derivatives held by the fund may have especially volatile prices and may have a
disproportionate effect on the fund's share price.
                                                                               2

<PAGE>

Basic information about the fund

The fund's past performance

The bar chart and table indicate the risks of investing in the fund by showing
how the fund has performed in the past. The fund's performance varies from year
to year.

The fund's past performance does not necessarily indicate how it will perform in
the future. As a shareowner, you may lose or make money on your investment.

- --------------------------------------------------------------------------------

Fund performance

The chart shows the performance of the fund's Class A shares for each full
calendar year since the fund's inception on August 10, 1992. Class B shares have
different performance. The chart does not reflect any Class A sales charges you
may pay when you buy or sell fund shares. Any sales charge will reduce your
return.

The fund's highest calendar quarterly return was
3.39% (12/31/94 to 3/31/95)

The fund's lowest calendar quarterly return was
- -0.26% (3/31/94 to 6/30/94)

Annual return Class A shares
(Year ended December 31)
<TABLE>
<CAPTION>
'93        '94        '95         '96         '97     '98
<S>        <C>        <C>         <C>         <C>     <C>
5.88       0.18       10.12       4.39        6.21    6.24
</TABLE>

- --------------------------------------------------------------------------------

Comparison with Merrill Lynch 1-3 Year
Treasury Index and Lehman Brothers
Government/Corporate Bond Index-
Intermediate

The table shows the average annual total returns for each class of the fund over
time and compares these returns to the returns of the Merrill Lynch 1-3 Year
Treasury Index. The Merrill Lynch index is an index of short-term treasury
securities. The Lehman Brothers index is a composite index of the U.S. bond
market and represents only securities with one to ten years to maturity. The
Lehman Brothers index replaces the Merrill Lynch index and will be used as the
fund's benchmark index in the future. It more accurately reflects the fund's
current average maturity, average credit quality and duration. Unlike the fund,
the indices are not managed and do not incur expenses. The table:


[bullet] Reflects sales charges applicable to the class
[bullet] Assumes that you sell your shares at the end of the period
[bullet] Assumes you reinvest all of your dividends and distributions

Average annual total return (%)
(for periods ended December 31, 1998)

<TABLE>
<CAPTION>

                                                         Since       Inception
                                 1 Year      5 Years   Inception     Date
- --------------------------------------------------------------------------------
<S>                              <C>         <C>         <C>         <C>
Class A                          3.49        4.85        4.97        8/10/92
- --------------------------------------------------------------------------------
Class B                          2.91        n/a         4.87         4/4/94
- - ------------------------------------------------------------------------------
Merrill Index                    7.00        5.99        5.76*             -
- --------------------------------------------------------------------------------
Lehman Brothers Index            8.44        6.60        6.75**            -
- --------------------------------------------------------------------------------
* Reflects the return of the index since the inception of Class A shares. The
  return of the index since the inception of Class B shars is 6.62%.
**Reflects the return of the index since the inception of Class A shares. The
  return of the index since the inception of Class B shres is 7.71%.

</TABLE>


3

<PAGE>

Fees and expenses

These are the fees and expenses, based on the fund's latest fiscal year,
you may pay if you invest in the fund.


<TABLE>
<CAPTION>
Shareowner fees
paid directly from your investment                              Class A  Class B
- - ----------------------------------------------------------------------------------------------
<S>                                                              <C>        <C>

Maximum sales charge (load) when you buy shares
   as a percentage of offering price                             2.50%    None
- - ----------------------------------------------------------------------------------------------
Maximum deferred sales charge (load) as a percentage
   of offering price or the amount you receive when
   you sell shares, whichever is less                            None(1)      2%
- - ----------------------------------------------------------------------------------------------

</TABLE>


<TABLE>
<CAPTION>
Annual fund operating expenses
paid from the assets of the fund
as a percentage of average daily net assets                  Class A     Class B
- - ----------------------------------------------------------------------------------------------
   <S>                                                       <C>         <C>
   Management Fee(2)                                         0.50%       0.50%
- - ----------------------------------------------------------------------------------------------
   Distribution and Service (12b-1) Fee                      0.25%       1.00%
- - ----------------------------------------------------------------------------------------------
   Other Expenses(2)                                         0.55%       0.49%
- - ----------------------------------------------------------------------------------------------
Total Annual Fund Operating Expenses(2)                      1.30%       1.99%
- - ----------------------------------------------------------------------------------------------
</TABLE>

1 Purchases of $1 million or more and purchases by participants in certain group
  plans are not subject to an initial sales charge but may be subject to a
  contingent deferred sales charge. See "Buying, exchanging and selling shares."

2 Pioneer has agreed not to impose all or a portion of its management fee and,
  if necessary, to limit other operating expenses of the fund to the extent
  required to reduce Class A expenses to 0.85% of the average daily net assets
  attributable to Class A shares; the portion of fund expenses attributable to
  Class B shares will be reduced only to the extent such expenses are reduced
  for Class A shares. This agreement is voluntary and temporary and may be
  revised or terminated at any time. Actual management fees, other expenses paid
  by the fund and total fund operating expenses for the fiscal year ended
  November 30, 1998 were

<TABLE>
<CAPTION>
                                            Class A           Class B
  <S>                                        <C>                <C>
    Management Fee                           0.15%              0.15%
    Other Expenses                           0.45%              0.47%
  Total Annual Fund Operating Expenses       0.85%              1.62%
</TABLE>

Example
This example helps you compare the costs of investing in the fund with the cost
of investing in other mutual funds. It assumes that: a) you invest $10,000 in
the fund for the time periods shown, b) you reinvest all dividends and
distributions without a sales charge, c) your investment has a 5% return each
year and d) the fund's operating expenses remain the same.

Although your actual costs may be higher or lower, under these assumptions your
costs would be:

<TABLE>
<CAPTION>
                 If you sell your shares               If you do not sell your shares
- - -------------------------------------------------------------------------------------------
                                    Number of years you own your shares
- - -------------------------------------------------------------------------------------------
                 1         3         5      10          1        3         5      10
- - -------------------------------------------------------------------------------------------
<S>           <C>       <C>     <C>     <C>          <C>      <C>     <C>     <C>
Class A       $379      $652    $  945  $1,779       $379     $652     $ 945  $1,779
- - -------------------------------------------------------------------------------------------
Class B        402       724     1,073   1,899        202      624     1,073   1,899
- - -------------------------------------------------------------------------------------------
</TABLE>
4

<PAGE>
Basic information about the fund

Other investment strategies

As discussed, the fund invests primarily in short-term debt securities.


This section describes additional investments that the fund may make or
strategies that it may pursue to a lesser degree to achieve the fund's goal.
Some of the fund's secondary investment policies also entail risks. To learn
more about these investments and risks, you should obtain and read the statement
of additional information (SAI).

Investments other than U.S. debt securities
The fund may invest in securities of Canadian issuers to the same extent as
securities of U.S. issuers. Although the fund normally does not invest more than
25% of its total assets (at the time of purchase) in securities of non-U.S.
issuers, the fund may invest without limit in debt securities of non-U.S.
issuers when Pioneer believes that it is in the fund's best interest. Up to 5%
of the fund's total assets (at the time of purchase) may be invested in debt
securities of emerging market issuers. Non-U.S. securities may be issued by
non-U.S. governments, banks or corporations, foreign branches of U.S. banks and
certain supranational organizations, such as the World Bank and the European
Union. Investing in Canadian and non-U.S. issuers, particularly issuers in
emerging markets, may involve unique risks compared to investing in the
securities of U.S. issuers. These risks may include:
[bullet] Less information about non-U.S. issuers or markets may be available due
         to less rigorous disclosure and accounting standards or regulatory
         practices
[bullet] Many non-U.S. markets are smaller, less liquid and more volatile than
         U.S. markets. In a changing market, Pioneer may not be able to sell the
         fund's portfolio securities in amounts and at prices Pioneer considers
         reasonable
[bullet] The U.S. dollar may appreciate against non-U.S. currencies or a foreign
         government may impose restrictions on currency conversion or trading
[bullet] Economic, political and social developments that adversely affect the
         securities markets
[bullet] Withholding and other non-U.S. taxes may decrease the fund's return

Additional information about debt securities
The fund may invest in mortgage-backed and asset-backed securities.
Mortgage-related securities may be issued by private companies or by agencies of
the U.S. government and represent direct or indirect participation in, or are
collateralized by and payable from, mortgage loans secured by real property.
Asset-backed securities represent participations in, or are secured by and
payable from, assets such as installment sales or loan contracts, leases, credit
card receivables and other categories of receivables.

Certain debt instruments may only pay principal at maturity or may only
represent the right to receive payments of principal or payments of interest on
underlying pools of mortgage or government securities, but not both. The value
of these types of instruments may change more drastically than debt securities
that pay both principal and interest during periods of changing interest rates.
Principal only mortgage backed securities generally increase in value if
interest rates decline, but are also subject to the risk of prepayment. Interest
only instruments generally increase in value in a rising interst rate
environment when fewer of the underlying mortgages are prepaid.
5
<PAGE>

For mortgage
derivatives and structured securities that have imbedded leverage features,
small changes in interest or prepayment rates may cause large and sudden price
movements. Mortgage derivatives can also become illiquid and hard to value in
declining markets.

If a rating organization downgrades the quality rating assigned to one or more
of the fund's portfolio securities, Pioneer will consider what actions, if any,
are appropriate including selling the downgraded security or purchasing
additional investment grade securities as soon as it is prudent to do so.

Temporary investments
Normally, the fund invest substantially all of its assets to meet its investment
objectives. The fund may invest the remainder of its assets in securities with a
remaining maturity of less than one year, cash equivalents or may hold cash. For
temporary defensive purposes, the fund may depart from its principal investment
strategies and invest part or all of its assets in these securities. During such
periods, the fund may not be able to achieve its investment objective. The fund
intends to adopt a defensive strategy only when Pioneer believes securities in
which the fund normally invests have extraordinary risks due to political or
economic factors.

Short-term trading
The fund usually does not trade for short-term profits. The fund will sell an
investment, however, even if it has only been held for a short time, if it no
longer meets the fund's investment criteria. If the fund does a lot of trading,
it may incur additional operating expenses, which would reduce performance, and
could cause shareowners to incur a higher level of taxable income or capital
gains.

Derivatives
The fund may use futures, options, forward foreign currency contracts and other
derivatives. A derivative is a security or instrument whose value is determined
by reference to the value or the change in value of one or more securities,
currencies, indices or other financial instruments. The fund does not use
derivatives as a primary investment technique and generally limits their use to
hedging. However, the fund may use derivatives for a variety of purposes,
including:

[bullet] As a hedge against adverse changes in interest rates or currency
         exchange rates
[bullet] As a substitute for purchasing or selling securities
[bullet] To increase the fund's return as a non-hedging strategy that may be
         considered speculative

Even a small investment in derivatives can have a significant impact on the
fund's exposure to stock market values, interest rates or currency exchange
rates. If changes in a derivative's value do not correspond to changes in the
value of the fund's other investments, the fund may not fully benefit from or
could lose money on the derivative position. In addition, some derivatives
involve risk of loss if the person who issued the derivative defaults on its
obligation. Certain derivatives may be less liquid and more difficult to value.

                                                                               6
<PAGE>

Management

Pioneer, the fund's investment adviser,
selects the fund's investments and oversees the fund's operations.

Pioneer Group
The Pioneer Group, Inc. and its subsidiaries are engaged in financial services
businesses in the United States and many foreign countries. As of December 31,
1998, the firm had more than $23 billion in assets under management worldwide
including more than $22 billion in U.S. mutual funds. The firm's U.S. mutual
fund investment history includes creating in 1928 one of the first mutual funds.
John F. Cogan, chairman of the board and president of The Pioneer Group, Inc.
owns approximately 14% of the firm. He is also an officer and director of each
of the Pioneer mutual funds.

Investment adviser
Pioneer manages a family of U.S. and international stock funds, bond funds and
money market funds. Pioneer is a subsidiary of The Pioneer Group, Inc. Its main
office is at 60 State Street, Boston, Massachusetts 02109.

Portfolio manager
Day-to-day management of the fund's portfolio is the responsibility of a team of
fixed income portfolio managers and analysts supervised by Sherman B. Russ and
Kenneth J. Taubes.

Mr. Russ and Mr. Taubes are jointly responsible for overseeing Pioneer's U.S.
and global fixed income team. Mr. Russ is a senior vice president of Pioneer. He
joined Pioneer in 1983 as an assistant portfolio manager and has been an
investment professional since 1962. Mr. Taubes joined Pioneer as a senior vice
president in September 1998 and has been an investment professional since 1986.
Prior to joining Pioneer, Mr. Taubes had served since 1991 as a senior vice
president and senior portfolio manager for several Putnam Investments
institutional accounts and mutual funds.

Mr. Russ, Mr. Taubes and their team operate under the supervision of Theresa A.
Hamacher. Ms. Hamacher is chief investment officer of Pioneer. She joined
Pioneer in 1997 and has been an investment professional since 1984; most
recently as chief invetment officer at another investment adviser.


7
<PAGE>

Management Fee
The fund pays Pioneer a fee for managing the fund and to cover the cost of
providing certain services to the fund. Pioneer's annual fee is equal to 0.50%
of the fund's average daily net assets up to $100 million, 0.45% of the next
$200 million and 0.40% on assets over $300 million. The fee is normally computed
daily and paid monthly.

Distributor and transfer agent
Pioneer Funds Distributor, Inc. is the fund's distributor. Pioneering Services
Corporation is the fund's transfer agent. The fund compensates the distributor
and transfer agent for their services. The distributor and the transfer agent
are subsidiaries of The Pioneer Group, Inc.

Year 2000
Information technology experts are concerned about computer and other electronic
systems' ability to process date-related information on and after January 1,
2000. This scenario, commonly referred to as the "Year 2000 problem," could have
an adverse impact on the fund and the provision of services to its shareowners.
Pioneer is addressing the Year 2000 problem with respect to its systems and
those used by the distributor and transfer agent. During 1999, Pioneer expects
to finish addressing all material Year 2000 issues and to participate in
industry-wide testing. The fund has obtained assurances from its other service
providers that they are taking appropriate Year 2000 measures and Pioneer is
monitoring their efforts. Although the fund does not expect the Year 2000
problem to adversely impact it, the fund cannot guarantee that its, or the
fund's service providers', efforts will be successful.

8
<PAGE>

Buying, exchanging and selling shares

[SOLID BOX]
[GRAPHIC - MAGNIFYING GLASS]
[BEGIN SIDEBAR TEXT]

- - ----------------------
Share price
The net asset value
per share calculated
on the day of your
transaction,
adjusted for any
applicable sales
charge, is often
referred to as the
share price.
- - ----------------------

[END SIDEBAR TEXT]

Net asset value

The fund's net asset value is the value of its portfolio of securities plus any
other assets minus its operating expenses and any other liabilities. The fund
calculates a net asset value for each class of shares every day the New York
Stock Exchange is open when regular trading closes (normally 4:00 p.m. Eastern
time).

The fund generally values its portfolio securities based on market prices or
quotations. When market prices are not available or are considered by Pioneer to
be unreliable, the fund may use an asset's fair value. Fair value is determined
in accordance with procedures approved by the fund's trustees. International
securities markets may be open on days when the U.S. markets are closed. For
this reason, the values of any international securities owned by the fund could
change on a day when you cannot buy or sell shares of the fund.

You buy or sell shares at the net asset value per share calculated on the day of
your transaction, adjusted for any applicable sales charge. When you buy Class A
shares, you pay an initial sales charge. When you sell Class B shares, you may
pay a contingent deferred sales charge depending on how long you have owned your
shares.

Choosing a class of shares

The fund offers two classes of shares through this prospectus. Each class has
different sales charges and expenses, allowing you to choose the class that best
meets your needs.

Factors you should consider include:
[bullet] How long you expect to own the shares
[bullet] The expenses paid by each class
[bullet] Whether you qualify for any reduction or waiver of sales charges

Your investment professional can help you determine which class meets your
goals. Your investment firm may receive different compensation depending upon
which class you choose. If you are not a U.S. citizen and are purchasing shares
outside the U.S., you may pay different sales charges under local laws and
business practices.

Distribution plans
The fund has adopted a distribution plan for each class of shares offered
through this prospectus in accordance with Rule 12b-1 under the Investment
Company Act of 1940. Under each plan the fund pays distribution and service fees
to the distributor. Because these fees are an ongoing expense, over time they
increase the cost of your investment and your shares may cost more than shares
that are not subject to a distribution fee.

9
<PAGE>

- --------------------------------------------------------------------------------
Comparing classes of shares
- --------------------------------------------------------------------------------

<TABLE>
<CAPTION>
                                       Class A              Class B
- --------------------------------------------------------------------------------
<S>                                    <C>                  <C>
Why you might                          Class A shares may   You may prefer Class
prefer each class                      be your best         B shares if you do
                                       alternative if       not want to pay an
                                       you prefer to pay    initial sales
                                       an initial sales     charge, or if you
                                       charge and have      plan to hold your
                                       lower annual         investment for at
                                       expenses, or if you  least three years.
                                       qualify for any      Class B shares are
                                       reduction or waiver  not recommended if
                                       of the initial sales you are investing
                                       charge.              $250,000 or more.

- --------------------------------------------------------------------------------
Initial sales charge                   Up to 2.50% of the   None
                                       offering price,
                                       which is reduced or
                                       waived for large
                                       purchases and
                                       certain types of
                                       investors. At the
                                       time of your
                                       purchase, your
                                       investment firm may
                                       receive a commission
                                       from the distributor
                                       of up to 5%,
                                       declining as the
                                       size of your
                                       investment
                                       increases.

- --------------------------------------------------------------------------------
Contingent deferred                    None, except in      Up to 2% is charged
sales charges                          certain              if you sell your
                                       circumstances when   shares. The charge
                                       the initial sales    is reduced over time
                                       charge is waived.    and not charged
                                                            after three years.
                                                            Your investment firm
                                                            may receive a
                                                            commission from the
                                                            distributor at the
                                                            time of your
                                                            purchase of up
                                                            to 2%.

- --------------------------------------------------------------------------------

Distribution and service fees          Up to 0.25% of       Up to 1% of average
                                       average daily net    daily net assets.
                                       assets.

- --------------------------------------------------------------------------------
Annual expenses                        Lower than Class B.  Higher than Class A
(including                                                  shares; Class B
distribution and                                            shares convert to
service fees)                                               Class A shares after
                                                            five years.

- --------------------------------------------------------------------------------
Exchange privilege                     Class A shares of    Class B shares of
                                       other Pioneer mutual other Pioneer mutual
                                       funds.               funds.
</TABLE>


                                                                              10
<PAGE>

Buying, exchanging and selling shares

[SOLID BOX]

[GRAPHIC: MAGNIFYING GLASS]

[BEGIN SIDEBAR TEXT]

- - -----------------------
Offering price
The net asset value
per share plus any
initial sales charge.
- - -----------------------

[END SIDEBAR TEXT]

Sales charges: Class A shares

You pay the offering price when you buy Class A shares unless you qualify to
purchase shares at net asset value. You pay a lower sales charge as the size of
your investment increases. You do not pay a sales charge when you reinvest
dividends or distributions paid by the fund.

Investments of $1 million or more
You do not pay a sales charge when you purchase Class A shares if you are
investing $1 million or more, or you are a participant in certain group plans.
However, you pay a deferred sales charge if you sell your Class A shares within
one year of purchase. The sales charge is equal to 1% of your investment or your
sales proceeds, whichever is less.

Reduced sales charges
You may qualify for a reduced Class A sales charge if you own or are purchasing
shares of Pioneer mutual funds. If you or your investment professional notifies
the distributor of your eligibility for a reduced sales charge at the time of
your purchase, the distributor will credit you with the combined value (at the
current offering price) of all your Pioneer mutual fund shares and the shares of
your spouse and the shares of any children under 21. Certain trustees and
fiduciaries may also qualify for a reduced sales charge. For this purpose,
Pioneer mutual funds include any fund for which the distributor is principal
underwriter and, at the distributor's discretion, may include funds organized
outside the U.S. managed by Pioneer.

See "Qualifying for a reduced sales charge" for more information.

Sales charges for Class A shares

<TABLE>
<CAPTION>
                                                                      Sales charge as % of
                                                            ------------------------------
                                                                  Offering      Net amount
Amount of purchase                                                   price        invested
- - ------------------------------------------------------------------------------------------
<S>                                                                   <C>             <C>
Less than $50,000                                                     2.50            2.56
- - ------------------------------------------------------------------------------------------
$50,000 but less than $100,000                                        2.00            2.06
- - ------------------------------------------------------------------------------------------
$100,000 but less than $250,000                                       1.50            1.52
- - ------------------------------------------------------------------------------------------
$250,000 but less than $1,000,000                                     1.00            1.01
- - ------------------------------------------------------------------------------------------
$1 million or more                                                     -0-             -0-
- - ------------------------------------------------------------------------------------------
</TABLE>

11

<PAGE>

Sales charges: Class B shares

You buy Class B shares at net asset value per share without paying an initial
sales charge. However, you will pay a contingent deferred sales charge to the
distributor if you sell your Class B shares within three years of purchase. The
contingent deferred sales charge decreases as the number of years since your
purchase increases.

<TABLE>
<CAPTION>
Contingent deferred sales charge
- - ------------------------------------------------------------------
 On shares sold                                          As a % of
 before the                                  dollar amount subject
 end of year                                   to the sales charge
- - ------------------------------------------------------------------
 <S>                                                           <C>
 1                                                               2
- - ------------------------------------------------------------------
 2                                                               2
- - ------------------------------------------------------------------
 3                                                               1
- - ------------------------------------------------------------------
 4+                                                            -0-
- - ------------------------------------------------------------------
</TABLE>

Conversion to Class A shares
Class B shares automatically convert into Class A shares. This helps you because
Class A shares pay lower expenses.

Your Class B shares will convert to Class A shares at the beginning of the
calendar month (calendar quarter for shares purchased before October 1, 1998)
that is five years after the date of purchase except that:
[bullet] Shares bought by reinvesting dividends and capital gains will convert
         to Class A shares at the same time as shares on which the dividend or
         distribution was paid
[bullet] Shares purchased by exchanging shares from another fund will convert on
         the date that the shares originally acquired would have converted into
         Class A shares

Currently, the Internal Revenue Service permits the conversion of shares to take
place without imposing a federal tax. Conversion may not occur if the Internal
Revenue Service deems it a taxable event for federal tax purposes.

[SOLID BOX]

[GRAPHIC - MAGNIFYING GLASS]

[BEGIN SIDEBAR TEXT]

- - ----------------------
Contingent deferred
sales charge
A sales charge that
may be deducted
from your sale
proceeds.
- - ----------------------

[END SIDEBAR TEXT]

- --------------------------------------------------------------------------------
Paying the contingent deferred sales charge (CDSC)

Several rules apply for Class B shares so that you pay the lowest possible CDSC.
[bullet] The CDSC is calculated on the current market value, or the original
         cost, of the shares you are selling, whichever is less
[bullet] You do not pay a CDSC on reinvested dividends or distributions
[bullet] In determining the number of years since your purchase, all purchases
         are considered to have been made on the first day of that month
         (quarter for shares purchased before October 1, 1998)
[bullet] If you sell only some of your shares, the transfer agent will first
         sell your shares that are not subject to any CDSC and then the shares
         that you have owned the longest
[bullet] You may qualify for a waiver of the CDSC normally charged. See
         "Qualifying for a reduced sales charge"
- --------------------------------------------------------------------------------

                                                                              12

<PAGE>

Buying, exchanging and selling shares

Qualifying for a reduced sales charge

Initial Class A sales charge waivers
You may purchase Class A shares at net asset value (without a sales charge) or
with a reduced initial sales charge as follows. If you believe you qualify for
any of the waivers discussed below, contact the distributor. You are required to
provide written confirmation of your eligibility. You may not resell these
shares except to or on behalf of the fund.

Class A purchases at net asset value are available to:
[bullet] Current or former trustees and officers of the fund;
[bullet] Current or former partners and employees of legal counsel to the fund;
[bullet] Current or former directors, officers, employees or sales
         representatives of The Pioneer Group, Inc. and its affiliates;
[bullet] Current or former directors, officers, employees or sales
         representatives of any subadviser or a predecessor adviser (or their
         affiliates) to any investment company for which Pioneer serves as
         investment adviser;
[bullet] Current or former officers, partners, employees or registered
         representatives of broker-dealers which have entered into sales
         agreements with the distributor;
[bullet] Members of the immediate families of any of the persons above;
[bullet] Any trust, custodian, pension, profit sharing or other benefit plan of
         the foregoing persons;
[bullet] Insurance company separate accounts;
[bullet] Certain "wrap accounts" for the benefit of clients of financial
         planners adhering to standards established by the distributor;

[bullet] Other funds and accounts for which Pioneer or any of its affiliates
         serve as investment adviser or manager;
[bullet] In connection with certain reorganization, liquidation or acquisition
         transactions involving other investment companies or personal holding
         companies;
[bullet] Certain unit investment trusts;
[bullet] Employer-sponsored retirement plans with 100 or more eligible employees
         or at least $500,000 in plan assets;
[bullet] Participants in Optional Retirement Programs if (i) your employer has
         authorized a limited number of mutual funds to participate in the
         program, (ii) all participating mutual funds sell shares to program
         participants at net asset value, (iii) your employer has agreed in
         writing to actively promote Pioneer mutual funds to program
         participants and (iv) the program provides for a matching contribution
         for each participant contribution.

13

<PAGE>

Class A purchases at a reduced initial sales charge or net asset value are also
available to:
Group Plans if the sponsoring organization
[bullet] recommends purchases of Pioneer mutual funds to,
[bullet] permits solicitation of, or
[bullet] facilitates purchases by its
employees, members or participants.

Letter of intent (Class A)
You can use a letter of intent to qualify for reduced sales charges in two
situations:
[bullet] If you plan to invest at least $50,000 (excluding any reinvestment of
         dividends and capital gain distributions) in the fund's Class A shares
         during the next 13 months
[bullet] If you include in your letter of intent the value - at the current
         offering price - of all of your Class A shares of the fund and all
         other Pioneer mutual fund shares held of record in the amount used to
         determine the applicable sales charge for the fund shares you plan
         to buy.

Completing a letter of intent does not obligate you to purchase additional
shares, but if you do not buy enough shares to qualify for the projected level
of sales charges by the end of the 13-month period (or when you sell your
shares, if earlier), the distributor will recalculate your sales charge. You
must pay the additional sales charge within 20 days after you are notified of
the recalculation or it will be deducted from your account (or your sale
proceeds). For more information regarding letters of intent, please contact your
investment professional or obtain and read the statement of additional
information.

Reinvestment (Class A)
If you sold shares of another mutual fund within the past 60 days, you may be
able to reinvest the sale proceeds from that fund in Class A shares of the fund
at net asset value without a sales charge.
To qualify:
[bullet] Your investment firm must have a sales agreement with the distributor;
[bullet] You must demonstrate that the amount invested is from the proceeds of
         the sale of shares from another mutual fund that occurred within 60
         days immediately preceding your purchase;
[bullet] You paid a sales charge on the original purchase of the shares sold;
         and
[bullet] The mutual fund whose shares were sold also offers net asset value
         purchases to shareowners that sell shares of a Pioneer mutual fund.

                                                                              14
<PAGE>

Buying, exchanging and selling shares

Waiver or reduction of contingent deferred sales charges (CDSC)

Class A shares that are subject to a CDSC
Purchases of Class A shares of $1 million or more, or by participants in a Group
Plan which were not subject to an initial sales charge, may be subject to a CDSC
upon redemption. A CDSC is payable to the distributor in the event of a share
redemption within 12 months following the share purchase, at the rate of 1% of
the lesser of the value of the shares redeemed (exclusive of reinvested dividend
and capital gain distributions) or the total cost of such shares. However, the
CDSC is waived for redemptions of Class A shares purchased by an
employer-sponsored retirement plan qualified under Section 401 of the Internal
Revenue Code that has 1,000 or more eligible employees or at least $10 million
in plan assets.

Class A and Class B shares
The distributor may waive or reduce the CDSC for Class A shares that are subject
to a CDSC or for Class B shares if:
[bullet] The distribution results from the death of all registered account
         owners or a participant in an employer-sponsored plan. For UGMAs, UTMAs
         and trust accounts, the waiver applies only upon the death of all
         beneficial owners;
[bullet] The distribution results from a total and permanent disability (as
         defined by Section 72 of the Internal Revenue Code) occurring after the
         purchase of the shares being sold. For UGMAs, UTMAs and trust accounts,
         the waiver only applies upon the disability of all beneficial owners;
[bullet] The distribution is made in connection with limited automatic
         redemptions as described in "Systematic withdrawal plans" (limited in
         any year to 10% of the value of the account in the fund at the time the
         withdrawal plan is established);
[bullet] The distribution is from any type of IRA, 403(b) or employer-sponsored
         plan and one of the following applies:
         - It is part of a series of substantially equal periodic payments made
           over the life expectancy of the participant or the joint life
           expectancy of the participant and his or her beneficiary (limited in
           any year to 10% of the value of the participant's account at the time
           the distribution amount is established);
         - It is a required minimum distribution due to the attainment of age
           70-1/2, in which case the distribution amount may exceed 10% (based
           solely on plan assets held in Pioneer mutual funds);

15
<PAGE>
         - It is rolled over to or reinvested in another Pioneer fund in the
           same class of shares, which will be subject to the CDSC of the shares
           originally held;
         - It is in the form of a loan to a participant in a plan that permits
           loans (each repayment will be subject to a CDSC as though a new
           purchase);
[bullet] The distribution is to a participant in an employer-sponsored
         retirement plan qualified under section 401 of the Internal Revenue
         Code and is:
         - A return of excess employee deferrals or contributions;
         - A qualifying hardship distribution as defined by the Internal Revenue
           Code. For Class B shares, waiver is granted only on payments of up to
           10% of total plan assets held by Pioneer for all participants,
           reduced by the total of any prior distributions made in that calendar
           year;
         - Due to retirement or termination of employment. For Class B shares,
           waiver is granted only on payments of up to 10% of total plan assets
           held in a Pioneer mutual fund for all participants, reduced by the
           total of any prior distributions made in the same calendar year;
         - From a qualified defined contribution plan and represents a
           participant's directed transfer, provided that this privilege has
           been preauthorized through a prior agreement with the distributor
           regarding participant directed transfers (not available to Class B
           shares);
[bullet] The distribution is made pursuant to the fund's right to liquidate or
         involuntarily redeem shares in a shareholder's account;
[bullet] The selling broker elects, with the distributor's approval, to waive
         receipt of the commission normally paid at the time of the sale.

                                                                              16

<PAGE>
Buying, exchanging and selling shares

[GRAPHIC: TELEPHONE]

[BEGIN SIDEBAR TEXT]

- - ----------------------
By phone
If you want to
place your telephone
transaction by
speaking to a
shareowner
services
representative, call
1-800-225-6292
between 8:00 a.m.
and 9:00 p.m.
Eastern time
on any weekday that
the New York Stock
Exchange is open.
You may use
FactFone(SM) at any
time.
- - ----------------------

[END SIDEBAR TEXT]

Opening your account

If your shares are held in your investment firm's name, the options and services
available to you may be different from those discussed in this prospectus. Ask
your investment professional for more information.

Account options
Use your account application to select options and privileges for your account.
You can change your selections at any time by sending a completed account
options form to the transfer agent. You may be required to obtain a signature
guarantee to make certain changes to an existing account.

Call or write to the fund's transfer agent for account applications, account
options forms and other account information:

Pioneering Services Corporation
P.O. Box 9014
Boston, Massachusetts 02205-9014
Telephone 1-800-225-6292

Telephone transaction privileges
If your account is registered in your name, you can buy, exchange or sell fund
shares by telephone. If you do not want your account to have telephone
transaction privileges, you must indicate that choice on your account
application or by writing to the transfer agent.

When you request a telephone transaction the transfer agent will try to confirm
that the request is genuine. The transfer agent records the call, requires the
caller to provide the personal identification number for the account and sends
you a written confirmation. The fund may implement other confirmation procedures
from time to time. Different procedures may apply if you have a non-U.S. account
or if your account is registered in the name of an institution, broker-dealer or
other third party.

17
<PAGE>

General rules on buying, exchanging and selling
your fund shares

Share price
If you place an order with your investment firm before the New York Stock
Exchange closes and your investment firm submits the order to the distributor
prior to the distributor's close of business (usually 5:30 p.m. Eastern time),
your share price will be calculated that day. Otherwise, your price per share
will be calculated at the close of the New York Stock Exchange after the
distributor receives your order. Your investment firm is responsible for
submitting your order to the distributor.

Buying
You may buy fund shares from any investment firm that has a sales agreement with
the distributor. If you do not have an investment firm, please call
1-800-225-6292 for information on how to locate an investment professional in
your area.

You can buy fund shares at the offering price. The distributor may reject any
order until it has confirmed the order in writing and received payment. The fund
reserves the right to stop offering any class of shares.

Minimum investment amounts
Your initial investment must be at least $5,000. Additional investments must be
at least $100 for Class A shares and $500 for Class B shares. You may qualify
for lower initial or subsequent investment minimums if you are opening a
retirement plan account, establishing an automatic investment plan or placing
your trade through your investment firm.

[SOLID BOX]

[GRAPHIC: QUESTION MARK}

[BEGIN SIDEBAR TEXT]

- - -----------------------
Consult your
investment
professional to learn
more about buying,
exchanging or
selling fund shares.
- - -----------------------

[END SIDEBAR TEXT]

- --------------------------------------------------------------------------------
Retirement plan accounts

You can purchase fund shares through tax-deferred retirement plans for
individuals, businesses and tax-exempt organizations.

Your initial investment for most types of retirement plan accounts must be at
least $250. Additional investments for most types of retirement plans must be at
least $100.

You may not use the account application accompanying this prospectus to
establish a Pioneer retirement plan. You can obtain retirement plan applications
from your investment firm or by calling the Retirement Plans Department at
1-800-622-0176.
- --------------------------------------------------------------------------------
18
<PAGE>

Buying, exchanging and selling shares

[SOLID BOX]

GRAPHIC: COLUMN}

[BEGIN SIDEBAR TEXT]

- - ---------------------
You may have to
pay federal income
taxes on a sale or
an exchange.
- - ---------------------

[END SIDEBAR TEXT]

Exchanging
You may exchange your shares for shares of the same class of another Pioneer
mutual fund.

Your exchange request must be for at least $1,000 unless the fund you are
exchanging into has a different minimum. The fund allows you to exchange your
shares at net asset value without charging you either an initial or contingent
deferred sales charge at the time of the exchange. Shares you acquire as part of
an exchange will continue to be subject to any contingent deferred sales charge
that applies to the shares you originally purchased. When you ultimately sell
your shares, the date of your original purchase will determine your contingent
deferred sales charge.

Before you request an exchange, consider each fund's investment objective and
policies as described in the fund's prospectus.

Selling
Your shares will be sold at net asset value per share next calculated after the
fund receives your request in good order.

If the shares you are selling are subject to a deferred sales charge, it will be
deducted from the sale proceeds. The fund generally will send your sale proceeds
by check, bank wire or electronic funds transfer. Normally you will be paid
within seven days. If you recently sent a check to purchase the shares being
sold, the fund may delay payment of the sale proceeds until your check has
cleared. This may take up to 15 calendar days from the purchase date.

If you are selling shares from a non-retirement account or certain IRAs, you may
use any of the methods described below. If you are selling shares from a
retirement account other than an IRA, you must make your request in writing.

- --------------------------------------------------------------------------------
  Good order means that:
  [bullet] You have provided adequate instructions
  [bullet] There are no outstanding claims against your account
  [bullet] There are no transaction limitations on your account
  [bullet] If you have any fund share certificates, you submit them and they are
           signed by each record owner exactly as the shares are registered
  [bullet] Your request includes a signature guarantee if you:

           - Are selling over $100,000 or exchanging over $500,000
             worth of shares
           - Changed your account registration or address within the last 30
             days
           - Instruct the transfer agent to mail the check to an address
             different from the one on your account
           - Want the check paid to someone other than the account owner(s)
           - Are transferring the sale proceeds to a Pioneer mutual fund account
             with a different registration

- --------------------------------------------------------------------------------

19
<PAGE>

Checkwriting privilege
You may write a check to sell your shares, if you have established the
checkwriting privilege. You may write a check for as little as $500 or as much
as $250,000.

To establish the checkwriting privilege, complete a checkwriting form. The fund
will then establish a checking account for you with The First National Bank of
Omaha. About two weeks after you request checkwriting, the Bank will send your
personalized checks to you.

Each time you write a check, the check will be presented to the Bank for
payment. The Bank will instruct the fund to sell a sufficient number of shares
to cover the amount of your check. The fund will sell shares in payment of a
check at the net asset value next calculated after your check is presented to
the Bank. You will receive any daily dividends declared on your shares until the
day a check clears. You may not write a check to close your account because the
value of your shares changes each day.

Your checking account with the Bank is subject to the Bank's rules and
regulations governing checking accounts. If you do not have enough shares in
your fund account to cover the amount of a check when the check is presented to
the Bank for payment, the Bank will return your check to the presenter without
making payment.

The checkwriting privilege is not available to accounts subject to backup
withholding. The checkwriting privilege is generally not available to retirement
plan accounts.

                                                                              20
<PAGE>


Buying, exchanging and selling shares

<TABLE>
<CAPTION>
                       Buying shares                                       Exchanging shares
                       -------------------------------------------------   ---------------------------------------------------------
<S>                    <C>                                                 <C>
   Through your        Normally, your investment firm will send your       Normally, your investment firm will send your
investment firm        purchase request to the fund's transfer agent.      exchange request to the fund's transfer agent.
                       Consult your investment professional for more       Consult your investment professional for more
                       information. Your investment firm may receive a     information about exchanging your shares.
                       commission from the distributor for your purchase
                       of fund shares. The distributor or its affiliates
                       may pay additional compensation, out of their own
                       assets, to certain investment firms or their
                       affiliates based on objective criteria
                       established by the distributor.

                       -------------------------------------------------   ---------------------------------------------------------
       By phone        You can use the telephone purchase privilege if     After you establish your fund account, you can
                       you have an existing non-retirement account or      exchange fund shares by phone if:
                       certain IRAs. You can purchase additional fund
                       shares by phone if:
                                                                           [square bullet]     You are using the exchange to
                                                                                               establish a new account,
                       [square bullet]     You established your bank                           provided the new account has a
                                           account of record at least 30                       registration identical to the
                                           days ago                                            original account

                       [square bullet]     Your bank information has not   [square bullet]     The fund into which you are
                                           changed for at least 30 days                        exchanging offers the same
                                                                                               class of shares

                       [square bullet]     You are not purchasing more
                                           than $25,000 worth of shares    [square bullet]     You are not exchanging more
                                           per account per day                                 than $500,000 worth of shares
                                                                                               per account per day

                       [square bullet]     You can provide the proper
                                           account identification          [square bullet]     You can provide the proper
                                           information                                         account identification
                                                                                               information

                       When you request a telephone purchase, the
                       transfer agent will electronically debit the
                       amount of the purchase from your bank account of
                       record. The transfer agent will purchase fund
                       shares for the amount of the debit at the
                       offering price determined after the transfer
                       agent receives your telephone purchase
                       instruction and good funds. It usually takes
                       three business days for the transfer agent to
                       receive notification from your bank that good
                       funds are available in the amount of your
                       investment.

                       -------------------------------------------------   ---------------------------------------------------------

    In writing,        You can purchase fund shares for an existing fund   You can exchange fund shares by mailing or faxing
        by mail        account by mailing a check to the transfer agent.   a letter of instruction to the transfer agent. You
      or by fax        Make your check payable to the fund. Neither        can exchange fund shares directly through the fund
                       initial nor subsequent investments should be made   only if your account is registered in your name.
                       by third party check. Your check must be in U.S.    However, you may not fax an exchange request for
                       dollars and drawn on a U.S. bank. Include in your   more than $500,000. Include in your letter:
                       purchase request the fund's name, the account
                       number and the name or names in the account
                       registration.                                       [square bullet]     The names, social security
                                                                                               number and signatures of
                                                                                               all registered owners

                                                                           [square bullet]     A signature guarantee for each
                                                                                               registered owner if the amount
                                                                                               of the exchange is more than
                                                                                               $500,000

                                                                           [square bullet]     The name of the fund out of
                                                                                               which you are exchanging and
                                                                                               the name of the fund into
                                                                                               which you are exchanging

                                                                           [square bullet]     The class of shares you are
                                                                                               exchanging

                                                                           [square bullet]     The dollar amount or number of
                                                                                               shares you are exchanging

</TABLE>

21

<PAGE>

- --------------------------------------------------------------------------------
Selling Shares
- --------------------------------------------------------------------------------
Normally, your investment firm will send your request to sell shares to the
fund's transfer agent. Consult your investment professional for more
information. The fund has authorized the distributor to act as its agent in the
repurchase of fund shares from qualified investment firms. The fund reserves the
right to terminate this procedure at any time.

- --------------------------------------------------------------------------------
You may sell up to $100,000 per account per day. You may sell fund shares held
in a retirement plan account by phone only if your account is an IRA. You may
not sell your shares by phone if you have changed your address (for checks) or
your bank information (for wires and transfers) in the last 30 days.

You may receive your sale proceeds:

[bullet] By check, provided the check is made payable exactly as your account is
         registered
[bullet] By bank wire or by electronic funds transfer, provided the sale
         proceeds are being sent to your bank address of record


- --------------------------------------------------------------------------------

You can sell some or all of your fund shares by writing directly to the fund
only if your account is registered in your name. Include in your request your
name, your social security number, the fund's name, your fund account number,
the class of shares to be sold, the dollar amount or number of shares to be sold
and any other applicable requirements as described below. The transfer agent
will send the sale proceeds to your address of record unless you provide other
instructions. Your request must be signed by all registered owners and be in
good order. The transfer agent will not process your request until it is
received in good order.
You may not sell more than $100,000 per account per day by fax.


- --------------------------------------------------------------------------------
How to contact us

By phone [GRAPHIC: TELEPHONE]
For information or to request a telephone
transaction between 8:00 a.m. and 9:00 p.m.
(Eastern time) by speaking with a
shareholder services representative call
1-800-225-6292
To request a transaction using FactFone(SM)
call
1-800-225-4321

Telecommunications Device for the Deaf
(TDD)
1-800-225-1997

By mail [GRAPHIC: ENVELOPE]
Send your written instructions to:
Pioneering Services Corporation
P.O.Box 9014
Boston, Massachusetts 02205-9014

By fax [GRAPHIC; FAX MACHINE]
Fax your exchange and sale requests to:
1-800-225-4240

- --------------------------------------------------------------------------------

- --------------------------------------------------------------------------------
Exchange privilege

The fund and the distributor reserve the right to refuse any exchange request or
restrict, at any time without notice, the number and/or frequency of exchanges
to prevent abuses of the exchange privilege. Abuses include frequent trading in
response to short-term market fluctuations and a pattern of trading that appears
to be an attempt to "time the market." In addition, the fund and the distributor
reserve the right, at any time witout notice, to charge a fee for exchanges
or to modify, limit, suspend or discontinue the exchange privilege. The fund
will provide 60 days notice of material amendments to or termination of the
privilege.

You may not exchange your Class A shares for the 12 months following their
purchase (except shares purchased by group plans or at NAV).
- --------------------------------------------------------------------------------

                                                                              22
<PAGE>
Buying, exchanging and selling shares

Account options

See the account application form for more details on each of the following
options.

Automatic investment plans
You can make regular periodic investments in the fund by setting up monthly bank
drafts, government allotments, payroll deduction, a Pioneer Investomatic Plan
and other similar automatic investment plans. You may use an automatic
investment plan to establish a Class A share account with a small initial
investment. If you have a Class B share account and your balance is at least
$1,000, you may establish an automatic investment plan.

Pioneer Investomatic Plan
If you establish a Pioneer Investomatic Plan, the transfer agent will make a
periodic investment in fund shares by means of a preauthorized electronic funds
transfer from your bank account. Your plan investments are voluntary. You may
discontinue your plan at any time or change the plan's dollar amount, frequency
or investment date by calling or writing to the transfer agent. You should allow
up to 30 days for the transfer agent to establish your plan.

Automatic exchanges
You can automatically exchange your fund shares for shares of the same class of
another Pioneer mutual fund. The automatic exchange will begin on the day you
select when you complete the appropriate section of your account application or
an account options form. In order to use automatic exchange:
[bullet] You must select exchanges on a monthly or quarterly basis
[bullet] Both the originating and receiving accounts must have identical
         registrations
[bullet] The originating account has a minimum balance of $5,000


Distribution options
The fund offers three distribution options. Any fund shares you buy by
reinvesting distributions will be priced at the applicable net asset value per
share.

(1) Unless you indicate another option on your account application, any
    dividends and capital gain distributions paid to you by the fund will
    automatically be invested in additional fund shares.

(2) You may elect to have the amount of any dividends paid to you in cash and
    any capital gain distributions reinvested in additional shares.

(3) You may elect to have the full amount of any dividends and/or capital gain
    distributions paid to you in cash.

Options (2) or (3) are not available to retirement plan accounts or accounts
with a current value of less than $500.

If your distribution check is returned to the transfer agent or you do not cash
the check for six months or more, the transfer agent may reinvest the amount of
the check in your account and automatically change the distribution option on
your account to option (1) until you request a different option in writing.
These additional shares will be purchased at the then current net asset value.

23

<PAGE>

Directed dividends
You can invest the dividends paid by one of your Pioneer mutual fund accounts in
a second Pioneer mutual fund account. The value of your second account must be
at least $1,000 ($500 for Pioneer Fund or Pioneer II). You may direct the
investment of any amount of dividends. There are no fees or charges for directed
dividends. If you have a retirement plan account, you may only direct dividends
to accounts with identical registrations.

Systematic withdrawal plans When you establish a systematic withdrawal plan for
your account, the transfer agent will sell the number of fund shares you specify
on a periodic basis and the proceeds will be paid to you or to any person you
select. You must obtain a signature guarantee to direct payments to another
person after you have established your systematic withdrawal plan. Payments can
be made either by check or by electronic transfer to a bank account you
designate.

To establish a systematic withdrawal plan:
[bullet] Your account must have a total value of at least $10,000 when you
         establish your plan
[bullet] You must request a periodic withdrawal of at least $50
[bullet] You may not request a periodic withdrawal of more than 10% of the value
         of any Class B share account (valued at the time the plan is
         implemented)

Systematic sales of fund shares may be taxable transactions for you. If you
purchase Class A shares while you are making systematic withdrawals from your
account, you may pay unnecessary sales charges.


Direct deposit
If you elect to take dividends or dividends and capital gain distributions in
cash, or if you establish a systematic withdrawal plan, you may choose to have
those cash payments deposited directly into your savings, checking or NOW bank
account.

Voluntary tax withholding You may have the transfer agent withhold 28% of the
dividends and capital gain distributions paid from your fund account (before any
reinvestment) and forward the amount withheld to the Internal Revenue Service as
a credit against your federal income taxes. Voluntary tax withholding is not
available for retirement plan accounts or for accounts subject to backup
withholding.

Reinstatement privilege for Class A shares
You may qualify for the reinstatement privilege if you recently sold all or part
of your Class A shares.

                                                                              24
<PAGE>

Buying, exchanging and selling shares

Shareowner services

FactFone(SM) 1-800-225-4321 You can use FactFone(SM) to:
[bullet] Obtain current information on your Pioneer mutual fund accounts
[bullet] Inquire about the prices and yields of all publicly available Pioneer
         mutual funds
[bullet] Make computer-assisted telephone purchases, exchanges and redemptions
         for your fund accounts
[bullet] Request account statements

If you plan to use FactFone(SM) to make telephone purchases and redemptions,
first you must activate your personal identification number and establish your
bank account of record. If your account is registered in the name of a
broker-dealer or other third party, you may not be able to use FactFone(SM).

Confirmation statements
The transfer agent maintains an account for each investment firm or individual
shareowner and records all account transactions. You will be sent confirmation
statements showing the details of your transactions as they occur, except
automatic investment plan transactions, which are confirmed quarterly. If you
have more than one Pioneer mutual fund account registered in your name, the
Pioneer combined account statement will be mailed to you each quarter.

Tax information
In January of each year, the fund will mail you information about the tax status
of the dividends and distributions paid to you by the fund.

Pioneer website
www.pioneerfunds.com
The website includes a full selection of information on mutual fund investing.
You can also use the website to get:
[bullet] Your current account information
[bullet] Prices, returns and yields of all publicly available Pioneer mutual
         funds
[bullet] Prospectuses for all the Pioneer funds

TDD 1-800-225-1997
If you have a hearing disability and access to TDD keyboard equipment, you can
contact our telephone representatives with questions about your account by
calling our TDD number between 8:30 a.m. and 5:30 p.m. Eastern time any weekday
that the New York Stock Exchange is open.

25

<PAGE>

Shareowner account policies

Signature guarantees and other requirements
You are required to obtain a signature guarantee when you are:
[bullet] Requesting certain types of exchanges or sales of fund shares
[bullet] Redeeming shares for which you hold a share certificate
[bullet] Requesting certain types of changes for your existing account

You can obtain a signature guarantee from most broker-dealers, banks, credit
unions (if authorized under state law) and federal savings and loan
associations. You cannot obtain a signature guarantee from a notary public.

Fiduciaries and corporations are required to submit additional documents to sell
fund shares.

Minimum account size
The fund requires that you maintain a minimum account value of $500. If you hold
less than the minimum in your account because you have sold or exchanged some of
your shares, the fund will notify you of its intent to sell your shares and
close your account. You may avoid this by increasing the value of your account
to at least the minimum within six months of the notice from the fund.

Telephone access
You may have difficulty contacting the fund by telephone during times of market
volatility or disruption in telephone service. If you are unable to reach the
fund by telephone, you should communicate with the fund in writing.

Share certificates

Normally, your shares will remain on deposit with the transfer agent and
certificates will not be issued. If you are legally required to obtain a
certificate, you may request one for your Class A shares only. A fee may be
charged for this service.

Other policies
The fund may suspend transactions in shares when trading on the New York Stock
Exchange is closed or restricted, when an emergency exists that makes it
impracticable for the fund to sell or value its portfolio securities or with the
permission of the Securities and Exchange Commission.

The fund or the distributor may revise, suspend or terminate the account options
and services available to shareowners at any time.

The fund reserves the right to redeem in kind by delivering portfolio securities
to a redceeming shareowner, provided that the fund must pay redemptions in cash
if a shareowner's aggregate redemptions in a 90 day period are less than
$250,000 or 1% of the fund's net assets.

26

<PAGE>


Dividends, capital gains and taxes

[Solid Box]

[GRAPHIC: COLUMN}

[BEGIN SIDEBAR TEXT]

- - ----------------------
Sales and
exchanges may be
taxable transactions
to shareowners.
- - ----------------------

[END SIDEBAR TEXT]

Dividends and capital gains
The fund declares a dividend daily. The dividend consists of substantially all
of the fund's net income. You begin to earn dividends on the first business day
following receipt of payment for shares. You continue to earn dividends up to
the date of sale. Dividends are normally paid on the last business day of each
month. The fund makes distributions from long-term capital gains, if any,
annually, generally in November.

The fund may also pay dividends and distributions at other times if necessary
for the fund to avoid federal income or excise tax. If you invest in the fund
close to the time that the fund makes a capital gains distribution, generally
you will pay a higher price per share and you will pay taxes on the amount of
the capital gains distribution whether you reinvest the distribution or receive
it as cash.

Taxes

For federal income tax purposes, your distributions from the fund's net
long-term capital gains are considered long-term capital gains and may be
taxable to you at different maximum rates depending upon their source and other
factors. Dividends and short-term capital gain distributions are taxable as
ordinary income. Dividends and distributions are taxable, whether you take
payment in cash or reinvest them to buy additional fund shares. You may also
have tax consequences (generally, a capital gain or loss) when you sell or
exchange fund shares. Each year the fund will mail to you information about your
dividends and distributions for, and the shares you sold in, the previous
calendar year.

You must provide your social security number or other taxpayer identification
number to the fund along with the certifications required by the Internal
Revenue Service when you open an account. If you do not or if it is otherwise
legally required to do so, the fund will withhold 31% "backup withholding" tax
from your dividends and distributions, sales proceeds and any other payments to
you.

You should ask your own tax adviser about any federal or state tax
considerations, including possible additional withholding taxes for non-U.S.
shareholders. You may also consult the fund's statement of additional
information for a more detailed discussion of federal income tax considerations
that may affect the fund and its shareowners.

27
<PAGE>

Financial highlights

The financial highlights table helps you understand
the fund's financial performance for the past five years.

Certain information reflects financial results for a single fund share. The
total returns in the table represent the rate that you would have earned on an
investment in the fund (assuming reinvestment of all dividends and
distributions).

This information has been audited by Arthur Andersen LLP, whose report is
included in the fund's annual report along with the fund's financial statements.
The annual report is available upon request.

Pioneer Limited Maturity Bond Fund

Class A shares



<TABLE>
<CAPTION>
                                                                       For the year ended November 30
                                                 --------------------------------------------------------------------------
                                                       1998           1997          1996            1995          1994(a)
- - ---------------------------------------------------------------------------------------------------------------------------
<S>                                                <C>           <C>            <C>           <C>            <C>
Net asset value, beginning of period               $   3.77      $    3.79      $   3.84      $     3.75     $    3.95
                                                 --------------------------------------------------------------------------

Increase (decrease) from investment operations:
   Net investment income (loss)                    $   0.22      $    0.21      $   0.24      $     0.25     $    0.22

   Net realized and unrealized gain (loss) on
      investments                                      0.01           -            (0.05)           0.10         (0.21)
                                                 --------------------------------------------------------------------------
      Net increase (decrease) from
         investment operations                     $   0.23      $    0.21      $   0.19      $     0.35     $    0.01
Distributions to shareholders:
   Net investment income                              (0.22)         (0.23)        (0.24)          (0.26)        (0.21)
                                                 --------------------------------------------------------------------------
Net increase (decrease) in net asset value         $   0.01      $   (0.02)     $  (0.05)     $     0.09     $   (0.20)
                                                 --------------------------------------------------------------------------
Net asset value, end of period                     $   3.78      $    3.77      $   3.79      $     3.84     $    3.75
                                                 --------------------------------------------------------------------------
Total return*                                          6.28%          5.64%         5.20%           9.64%         0.32%

Ratios/Supplemental Data
Ratio of net expenses to average net assets            0.85%+         0.87%+        0.87%+          0.86%+        0.85%

Ratio of net investment income (loss)
   to average net assets                               5.78%+         6.10%+        6.25%+          6.43%+        5.89%

Portfolio turnover rate                                  70%            31%           65%            110%          144%

Net assets, end of period (in thousands)           $ 49,072      $  42,058      $ 54,637      $   53,860     $  59,088

Ratios assuming no waiver of management fees and
   assumption of expenses by Pioneer and
   no reduction for fees paid indirectly:
      Net expenses                                     1.30%          1.44%         1.33%           1.38%         1.20%

      Net investment income (loss)                     5.33%          5.53%         5.79%           5.92%         5.54%

Ratios assuming waiver of management fees and
   assumption of expenses by Pioneer and
   reduction for fees paid indirectly:
      Net expenses                                     0.85%          0.85%         0.85%           0.85%         -

      Net investment income (loss)                     5.78%          6.12%         6.27%           6.44%         -
</TABLE>


- --------------------------------------------------------------------------------

(a) The per share data presented above is based upon the average shares
    outstanding for the period presented.
  * Assumes initial investment at net asset value at the beginning of each
    period, reinvestment of distributions, the complete redemption of the
    investment at net asset value at the end of each period and no sales
    charges. Total return would be reduced if sales charges were taken into
    account.
  + Ratio assuming no reduction for fees paid indirectly.

                                                                              28
<PAGE>


Financial highlights


Pioneer Limited Maturity Bond Fund

Class B shares


<TABLE>
<CAPTION>
                                                                                                                 April 4,
                                                               For the year ended November 30                  1994 through
                                                --------------------------------------------------------       November 30,
                                                        1998           1997          1996           1995           1994(a)
- - ----------------------------------------------------------------------------------------------------------------------------
<S>                                              <C>            <C>            <C>           <C>            <C>
Net asset value, beginning of period             $      3.76    $      3.79    $     3.85    $      3.75    $      3.89
                                                 ---------------------------------------------------------------------------
Increase (decrease) from investment operations:
   Net investment income (loss)                  $      0.19    $      0.20    $     0.21    $      0.22    $      0.15

   Net realized and unrealized gain (loss)
      on investments                                    0.01          (0.03)        (0.05)          0.11          (0.16)
                                                 ---------------------------------------------------------------------------
      Net increase (decrease) from
         investment operations                   $      0.20    $      0.17    $     0.16    $      0.33    $     (0.01)

Distributions to shareholders:
   Net investment income                               (0.18)         (0.20)        (0.21)         (0.23)         (0.13)

   In excess of net investment income                   -              -            (0.01)          -              -
                                                 ---------------------------------------------------------------------------
Net increase (decrease) in net asset value       $      0.02    $     (0.03)   $    (0.06)   $      0.10    $     (0.14)
                                                 ---------------------------------------------------------------------------
Net asset value, end of period                   $      3.78    $      3.76    $     3.79    $      3.85    $      3.75
                                                 ---------------------------------------------------------------------------
Total return*                                           5.49%          4.60%         4.37%          8.93%         (0.24)%

Ratios/Supplemental Data
Ratio of net expenses to average net assets             1.63%+         1.67%+        1.69%+         1.63%+         1.41%**

Ratio of net investment income (loss)
   to average net assets                                5.00%+         5.29%+        5.40%+         5.61%+         6.05%**

Portfolio turnover rate                                   70%            31%           65%           110%           144%

Net assets, end of period (in thousands)         $    10,264    $     5,187    $    4,969    $     2,924    $     3,182

Ratios assuming no waiver of management fees and
   assumption of expenses by Pioneer and no
   reduction for fees paid indirectly:
      Net expenses                                      1.99%          2.25%         2.15%          2.17%          1.82%**

      Net investment income (loss)                      4.64%          4.71%         4.94%          5.08%          5.64%**

Ratios assuming waiver of management fees and
   assumption of expenses by Pioneer and
   reduction for fees paid indirectly:
      Net expenses                                      1.62%          1.66%         1.67%          1.60%          -

      Net investment income (loss)                      5.01%          5.30%         5.42%          5.64%          -
</TABLE>


- --------------------------------------------------------------------------------
(a) The per share data presented above is based upon the average shares
    outstanding for the period presented.
 *  Assumes initial investment at net asset value at the beginning of each
    period, reinvestment of distributions, the complete redemption of the
    investment at net asset value at the end of each period and no sales
    charges. Total return would be reduced if sales charges were taken into
    account.
**  Annualized.
 +  Ratio assuming no reduction for fees paid indirectly.

29

<PAGE>


Pioneer
Limited Maturity Bond Fund


You can obtain more free information about the fund from your investment firm or
by writing to Pioneering Services Corporation, 60 State Street, Boston,
Massachusetts 02109. You may also call 1-800-225-6292.

Shareowner reports
Annual and semiannual reports to shareowners provide information about the
fund's investments. The annual report discusses market conditions and investment
strategies that significantly affected the fund's performance during its last
fiscal year.

Statement of additional information
The statement of additional information provides more detailed information about
the fund. It is incorporated by reference into this prospectus.

Visit our website
www.pioneerfunds.com

You can also review the fund's shareowner reports, prospectus and statement of
additional information at the Securities and Exchange Commission's Public
Reference Room in Washington, D.C. or by calling 1-800-SEC-0330 to request a
copy. The Commission charges a fee for this service. You can get the same
information free from the Commission's Internet website (http://www.sec.gov).


(Investment Company Act file no. 811-06657)





[PIONEER LOGO]  Pioneer Funds Distributor, Inc.
                60 State Street
                Boston, MA 02109

                                                                  0999-7051

                www.pioneerfunds.com     (C) Pioneer Funds Distributor, Inc.





<PAGE>
[Pioneer Logo]


Pioneer
Limited Maturity Bond Fund


Class Y Shares
Prospectus, March 30, 1999

(revised September 17, 1999)







Neither the Securities and Exchange Commission nor any state securities agency
has approved the fund's shares as an investment or determined whether this
prospectus is accurate or complete. Any representation to the contrary is a
crime.

- --------------------------------------------------------------------------------


Contents

Basic information about the fund   1

Management   6

Buying, exchanging and selling shares    8

Dividends, capital gains and taxes   17

Financial highlights   18
- --------------------------------------------------------------------------------
<PAGE>


Basic information about the fund

[Solid Box]

[GRAPHIC: MAGNIFYING GLASS]

[BEGIN SIDEBAR TEXT]

- ----------------------

U.S. government securities
These securities
include obligations:
o Directly issued by
  or supported by the
  full faith and credit
  of the U.S. government,
  like Treasury bills,
  notes and bonds and
  Government National
  Mortgage Association
  certificates
o Supported by the
  right of the issuer
  to borrow from the
  U.S. Treasury, like
  those of the Federal
  Home Loan Banks
o Supported by the
  discretionary
  authority of the U.S.
  government to
  purchase the agency's
  securities, like
  those of the Federal
  National Mortgage
  Association
o Supported only by
  the credit of the
  issuer itself,
  like the
  Tennessee Valley
  Authority
- ----------------------

[END SIDEBAR TEXT]

Investment objective

A high level of current income consistent with a relatively high level of
principal stability.


Principal investment strategies

The fund invests primarily in:
[bullet] Debt securities issued or guaranteed by the U.S. government, its
         agencies or instrumentalities
[bullet] Debt securities of U.S. and non-U.S. corporate issuers
[bullet] Mortgage-backed and asset-backed securities
[bullet] Short-term money market instruments

At least 90% of the fund's assets are U.S. government securities or investment
grade at the time of purchase or cash and cash equivalents. The remainder of the
fund's investments may be rated below investment grade or determined to be of
equivalent credit quality by Pioneer Investment Management, Inc., the fund's
investment adviser. A debt security is investment grade if it is rated in one of
the top four categories by a nationally recognized securities rating
organization or determined to be of equivalent credit quality by Pioneer. Debt
securities rated below investment grade are commonly referred to as "junk bonds"
and are considered speculative. Lower quality debt securities involve greater
risk of loss, are subject to greater price volatility and are less liquid,
especially during periods of economic uncertainty or change, than high quality
debt securities.


The fund's investments may have all types of interest rate payment and reset
terms, including fixed rate, adjustable rate, zero coupon, contingent, deferred,
payment in kind and auction rate features. The average life of the fund's
portfolio will be in the 1 to 5 year range. The average life of any single
issuer will be no greater than 10 years. A security's average life is the number
of years required for one-half of the debt to be retired through a sinking fund
or amortization payments.

Pioneer considers both macroeconomic and issuer specific factors in selecting a
portfolio designed to achieve the fund's investment objective. In assessing the
appropriate maturity, rating and sector weighing of the fund's portfolio,
Pioneer considers a variety of macroeconomic factors that are expected to
influence economic activity and interest rates. These factors include
fundamental economic indicators, Federal Reserve monetary policy and the
relative value of the U.S. dollar compared to other currencies. Once Pioneer
determines the preferable portfolio characteristic, Pioneer selects individual
securities based upon



- - ------------------------------------------------------------------------------
An investment in the fund is not a bank deposit and is not insured or guaranteed
by the Federal Deposit Insurance Corporation or any other government agency.
- - ------------------------------------------------------------------------------

- - ------------------------------------------------------------------------------
Contact your investment professional to discuss how the fund fits into your
portfolio.
- - ------------------------------------------------------------------------------

1
<PAGE>

the terms of the securities (such as yields compared to U.S. Treasuries or
comparable issuers), liquidity and rating, sector and issuer diversification.
Pioneer also employs fundamental research and due diligence to assess an
issuer's credit quality, taking into account financial condition and
profitability, future capital needs, potential for change in rating, industry
outlook, the competitive environment and management ability. In making these
portfolio decisions, Pioneer relies on the knowledge, experience and judgment of
its own staff who have access to a wide variety of research.

Principal risks of investing in the fund
Even though the fund seeks a high level of current income and principal
stability, you could lose money on your investment, or the fund could fail to
generate current income, if:

[square bullet] Interest rates go up, causing the value of the fund's
                investments to decline

[square bullet] The issuer of a security owned by the fund defaults on its
                obligation to pay principal and/or interest or has its credit
                rating downgraded

[square bullet] During periods of declining interest rates, the issuer of a
                security may exercise its option to prepay principal earlier
                than scheduled, forcing the fund to reinvest in lower yielding
                securities. This is known as call or prepayment risk

[square bullet] During periods of rising interest rates, the average life of
                certain types of securities may be extended because of slower
                than expected principal payments. This may lock in a below
                market interest rate, increase the security's duration and
                reduce the value of the security. This is known as extension
                risk

[square bullet] Pioneer's judgment about the attractiveness, relative value or
                potential appreciation of a particular sector, security or
                hedging strategy proves to be incorrect

To the extent the fund invests significantly in asset-backed and
mortgage-related securities, its exposure to prepayment and extension risks may
be greater than other investments in fixed income securities. Mortgage
derivatives held by the fund may have especially volatile prices and may have a
disproportionate effect on the fund's share price.

  2                                                                            2
<PAGE>

Basic information about the fund

The fund's past performance

The bar chart and table indicate the risks of investing in the fund by showing
how the fund has performed in the past. The fund's performance varies
from year to year.

Class Y shares were first offered on April 9, 1998. The fund's past performance
does not necessarily indicate how it will perform in the future. As a
shareowner, you may lose or make money on your investment.

- - ------------------------------------------------------------------------------

Fund performance

The chart shows the performance of the fund's Class A shares for each full
calendar year since the fund's inception on August 10, 1992. Class Y shares will
have different performance. The chart does not reflect any Class A sales charges
you may pay when you buy or sell fund shares. Any Class A sales charge will
reduce your return. You do not pay a sales charge on purchases of Class Y
shares.

The fund's highest calendar quarterly return was 3.39% (12/31/94 to 3/31/95)

The fund's lowest calendar quarterly return was -0.26% (3/31/94 to 6/30/94)

Annual return Class A shares
(Year ended December 31)

[chart data]

<TABLE>
<S>        <C>

'93        5.88
'94        0.18
'95       10.12
'96        4.39
'97        6.21
'98        6.24
</TABLE>

- --------------------------------------------------------------------------------

Comparison with Merrill Lynch 1-3
Year Treasury Index and Lehman
Brothers Government/Corporate
Bond Index-Intermediate
The table shows the average annual total returns for the Class A shares of the
fund over time and compares these returns to the returns of the Merrill Lynch 1-
3 Year Treasury Index. The Merrill Lynch index is an index of the short-term
Treasury securities. The Lehman Brothers index is a composite index of the U.S.
bond market and represents only securities with one to ten years to maturity.
The Lehman Brothers index replaces the Merrill Lynch index and will be used as
the fund's benchmark index in the future. It more accurately reflects the fund's
current average maturity, average credit quality and duration. Unlike the fund,
the indices are not managed and do not incur expenses. The table:

[square bullet] Reflects sales charges applicable to the class
[square bullet] Assumes that you sell your shares at the end of the period
[square bullet] Assumes you reinvest all of your dividends and distributions

Average annual total return (%)
(for periods ended December 31, 1998)
<TABLE>
<CAPTION>
                                            Since      Inception
                   1 Year     5 Years   Inception           Date
- --------------------------------------------------------------------------------
<S>                  <C>         <C>         <C>         <C>
Class A              3.49        4.85        4.97        8/10/92
- --------------------------------------------------------------------------------
Merrill Index        7.00        5.99        5.76             --
- --------------------------------------------------------------------------------
Lehman Brothers
Index                8.44        6.60        6.75             --
- --------------------------------------------------------------------------------
</TABLE>

3
<PAGE>

Fees and expenses

These are the fees and expenses, based on the fund's latest fiscal year,
you may pay if you invest in the fund.

Shareowner fees
paid directly from your investment                     Class Y
- --------------------------------------------------------------------------------

Maximum sales charge (load) when you buy shares           None
- --------------------------------------------------------------------------------
Maximum deferred sales charge (load)                            None
- --------------------------------------------------------------------------------

Annual fund operating expenses
paid from the assets of the fund
as a percentage of average daily net assets            Class Y

- --------------------------------------------------------------------------------
   Management Fee(1)                                     0.50%
- --------------------------------------------------------------------------------
   Distribution and Service (12b-1) Fee                  0.00%
- --------------------------------------------------------------------------------
   Other Expenses(1)                                     0.24%
- --------------------------------------------------------------------------------
Total Annual Fund Operating Expenses(1)                  0.74%
- --------------------------------------------------------------------------------

1 Pioneer has agreed not to impose all or a portion of its management fee and,
  if necessary, to limit other operating expenses of the fund to the extent
  required to reduce Class A expenses to 0.85% of the average daily net assets
  attributable to Class A shares; the portion of fund expenses attributable
  to Class Y shares will be reduced only to the extent such expenses are reduced
  for Class A shares.  This agreement is voluntary and temporary and may be
  revised or terminated at any time.  Actual management fees, other expenses
  paid by the fund and total fund operation expenses for the fiscal year ended
  November 30, 1998 were

                                                   Class Y
             Management Fees                        0.15%
             Distribuyion and Service (12b-1) fee   0.00%
             Other Expenses                         0.40%
           Total Annual Fund Operating Expenses     0.55%


Example
This example helps you compare the costs of investing in the fund with the cost
of investing in other mutual funds. It assumes that: a) you invest $10,000 in
the fund for the time periods shown, b) you reinvest all dividends and
distributions without a sales charge, c) your investment has a 5% return each
year and d) the fund's operating expenses remain the same.

Although your actual costs may be higher or lower, under these assumptions your
costs would be:

                       Number of years you own your shares
- - ------------------------------------------------------------------------------
                           1        3        5       10
- --------------------------------------------------------------------------------
                         $74      $220     $363     $713
- --------------------------------------------------------------------------------
                                                                               4
<PAGE>

Basic information about the fund

Other investment strategies

As discussed, the fund invests primarily in short-term debt securities.


This section describes additional investments that the fund may make or
strategies that it may pursue to a lesser degree to achieve the fund's goal.
Some of the fund's secondary investment policies also entail risks. To learn
more about these investments and risks, you should obtain and read the statement
of additional information (SAI).

Investments other than U.S. debt securities

The fund may invest in securities of Canadian issuers to the same extent as
securities of U.S. issuers. Although the fund normally does not invest more than
25% of its total assets (at the time of purchase) in securities of non-U.S.
issuers, the fund may invest without limit in debt securities of non-U.S.
issuers when Pioneer believes that it is in the fund's best interest. Up to 5%
of the fund's total assets (at the time of purchase) may be invested in debt
securities of emerging market issuers. Non-U.S. securities may be issued by
non-U.S. governments, banks or corporations, foreign branches of U.S. banks and
certain supranational organizations, such as the World Bank and the European
Union. Investing in Canadian and non-U.S. issuers, particularly issuers in
emerging markets, may involve unique risks compared to investing in the
securities of U.S. issuers. These risks may include:

[square bullet] Less information about non-U.S. issuers or markets may be
                available due to less rigorous disclosure and accounting
                standards or regulatory practices

[square bullet] Many non-U.S. markets are smaller, less liquid and more volatile
                than U.S. markets. In a changing market, Pioneer may not be able
                to sell the fund's portfolio securities in amounts and at prices
                Pioneer considers reasonable

[square bullet] The U.S. dollar may appreciate against non-U.S. currencies or a
                foreign government may impose restrictions on currency
                conversion or trading

[square bullet] Economic, political and social developments that adversely
                affect the securities markets

[square bullet] Withholding and other non-U.S. taxes may decrease the fund's
                return

Additional information about debt securities
The fund may invest in mortgage-backed and asset-backed securities.
Mortgage-related securities may be issued by private companies or by agencies of
the U.S. government and represent direct or indirect participation in, or are
collateralized by and payable from, mortgage loans secured by real property.
Asset-backed securities represent participations in, or are secured by and
payable from, assets such as installment sales or loan contracts, leases, credit
card receivables and other categories of receivables.

Certain debt instruments may only pay principal at maturity or may only
represent the right to receive payments of principal or payments of interest on
underlying pools of mortgage or government securities, but not both. The value
of these types of instruments may change more drastically than debt securities
that pay both principal and interest during periods of changing interest rates.
Principal only mortgage backed securities generallly increase in value if
interest rates decline, but are also subject to the risk of prepayment. Interest
only instruments genreally increase in value in a rising interest rate
envirnment when fewr of the underlying mortgages are prepaid.

5
<PAGE>

For mortgage derivatives
and structured securities that have imbedded leverage features, small changes in
interest or prepayment rates may cause large and sudden price movements.
Mortgage derivatives can also become illiquid and hard to value in declining
markets.

If a rating organization downgrades the quality rating assigned to one or more
of the fund's portfolio securities, Pioneer will consider what actions, if any,
are appropriate including selling the downgraded security or purchasing
additional investment grade securities as soon as it is prudent to do so.

Temporary investments
Normally, the fund invest substantially all of its assets to meet its investment
objectives. The fund may invest the remainder of its assets in securities with a
remaining maturity of less than one year, cash equivalents or may hold cash. For
temporary defensive purposes, the fund may depart from its principal investment
strategies and invest part or all of its assets in these securities. During such
periods, the fund may not be able to achieve its investment objective. The fund
intends to adopt a defensive strategy only when Pioneer believes securities in
which the fund normally invests have extraordinary risks due to political or
economic factors.

Short-term trading
The fund usually does not trade for short-term profits. The fund will sell an
investment, however, even if it has only been held for a short time, if it no
longer meets the fund's investment criteria. If the fund does a lot of trading,
it may incur additional operating expenses, which would reduce performance, and
could cause shareowners to incur a higher level of taxable income or capital
gains.

Derivatives
The fund may use futures, options, forward foreign currency contracts and other
derivatives. A derivative is a security or instrument whose value is determined
by reference to the value or the change in value of one or more securities,
currencies, indices or other financial instruments. The fund does not use
derivatives as a primary investment technique and generally limits their use to
hedging. However, the fund may use derivatives for a variety of purposes,
including:

[square bullet] As a hedge against adverse changes in interest rates or currency
                exchange rates

[square bullet] As a substitute for purchasing or selling securities

[square bullet] To increase the fund's return as aa non-hedging strategy
                that may be considered speculative


Even a small investment in derivatives can have a significant impact on the
fund's exposure to stock market values, interest rates or currency exchange
rates. If changes in a derivative's value do not correspond to changes in the
value of the fund's other investments, the fund may not fully benefit from or
could lose money on the derivative position. In addition, some derivatives
involve risk of loss if the person who issued the derivative defaults on its
obligation. Certain derivatives may be less liquid and more difficult to value.

                                                                               6
<PAGE>

Management

Pioneer, the fund's investment adviser,
selects the fund's investments and oversees the fund's operations.

Pioneer Group
The Pioneer Group, Inc. and its subsidiaries are engaged in financial services
businesses in the United States and many foreign countries. As of December 31,
1998, the firm had more than $23 billion in assets under management worldwide
including more than $22 billion in U.S. mutual funds. The firm's U.S. mutual
fund investment history includes creating in 1928 one of the first mutual funds.
John F. Cogan, chairman of the board and president of The Pioneer Group, Inc.
owns approximately 14% of the firm. He is also an officer and director of each
of the Pioneer mutual funds.

Investment adviser
Pioneer manages a family of U.S. and international stock funds, bond funds and
money market funds. Pioneer is a subsidiary of The Pioneer Group, Inc. Its main
office is at 60 State Street, Boston, Massachusetts 02109.

Portfolio manager
Day-to-day management of the fund's portfolio is the responsibility of a team of
fixed income portfolio managers and analysts supervised by Sherman B. Russ and
Kenneth J. Taubes.

Mr. Russ and Mr. Taubes are jointly responsible for overseeing Pioneer's U.S.
and global fixed income team. Mr. Russ is a senior vice president of Pioneer. He
joined Pioneer in 1983 as an assistant portfolio manager and has been an
investment professional since 1962. Mr. Taubes joined Pioneer as a senior vice
president in September 1998 and has been an investment professional since 1986.
Prior to joining Pioneer, Mr. Taubes had served since 1991 as a senior vice
president and senior portfolio manager for several Putnam Investments
institutional accounts and mutual funds.

Mr. Russ, Mr. Taubes and their team operate under the supervision of Theresa A.
Hamacher. Ms. Hamacher is chief investment officer of Pioneer. She joined
Pioneer in 1997 and has been an investment professional since 1984.


7
<PAGE>

Management Fee
The fund pays Pioneer a fee for managing the fund and to cover the cost of
providing certain services to the fund. Pioneer's annual fee is equal to 0.50%
of the fund's average daily net assets up to $100 million, 0.45% of the next
$200 million and 0.40% on assets over $300 million. The fee is normally computed
daily and paid monthly.

Distributor and transfer agent
Pioneer Funds Distributor, Inc. is the fund's distributor. Pioneering Services
Corporation is the fund's transfer agent. The fund compensates the distributor
and transfer agent for their services. The distributor and the transfer agent
are subsidiaries of The Pioneer Group, Inc.

Year 2000
Information technology experts are concerned about computer and other electronic
systems' ability to process date-related information on and after January 1,
2000. This scenario, commonly referred to as the "Year 2000 problem," could have
an adverse impact on the fund and the provision of services to its shareowners.
Pioneer is addressing the Year 2000 problem with respect to its systems and
those used by the distributor and transfer agent. During 1999, Pioneer expects
to finish addressing all material Year 2000 issues and to participate in
industry-wide testing. The fund has obtained assurances from its other service
providers that they are taking appropriate Year 2000 measures and Pioneer is
monitoring their efforts. Although the fund does not expect the Year 2000
problem to adversely impact it, the fund cannot guarantee that its, or the
fund's service providers', efforts will be successful.

                                                                              8
<PAGE>

Buying, exchanging and selling shares

Net asset value

The fund's net asset value is the value of its portfolio of securities plus any
other assets minus its operating expenses and any other liabilities. The fund
calculates a net asset value for each class of shares every day the New York
Stock Exchange is open when regular trading closes (normally 4:00 p.m. Eastern
time).

The fund generally values its portfolio securities based on market prices or
quotations. When market prices are not available or are considered by Pioneer to
be unreliable, the fund may use an asset's fair value. Fair value is determined
in accordance with procedures approved by the fund's trustees. International
securities markets may be open on days when the U.S. markets are closed. For
this reason, the values of any international securities owned by the fund could
change on a day when you cannot buy or sell shares of the fund.

You buy or sell Class Y shares at the net asset value per share calculated on
the day of your transaction.

Distribution of Class Y shares

The distributor incurs the expenses of distributing the fund's Class Y shares,
none of which are reimbursed or paid for by the fund or the Class Y shareowners.
Distribution expenses include fees paid to broker-dealers which have sales
agreements with the distributor and other parties, advertising expenses and the
cost of printing and mailing prospectuses to potential investors.

The distributor or its affiliates may make payments out of its own resources to
dealers and other persons who distribute Class Y shares. Such payments may be
based upon the value of Class Y shares sold. The distributor may impose
conditions on the payment of such fees.

9
<PAGE>

Opening your account

If you are an individual or other non-institutional investor, open your Class Y
share account by completing an account application and sending it to the
transfer agent by mail or by fax. If you are any other type of investor, please
call the transfer agent to obtain a Class Y share account set-up kit and an
account number.

The transfer agent must receive your account application before you send your
initial check or federal funds wire. In addition, you must provide a bank wire
address of record when you establish your account.

If your shares are held in your investment firm's name, the options and services
available to you may be different from those discussed in this prospectus. Ask
your investment professional for more information.

Account options
Use your account application to select options and privileges for your account.
You can change your selections at any time by sending a completed account
options form to the transfer agent. You may be required to obtain a signature
guarantee to make certain changes to an existing account.

Call or write to the fund's transfer agent for account applications, account
options forms and other account information:

Pioneering Services Corporation
P.O. Box 9014
Boston, Massachusetts 02205-9014
Telephone 1-888-294-4480

Telephone transaction privileges
If your account is registered in your name, you can exchange or sell Class Y
shares by telephone. If you do not want your account to have telephone
transaction privileges, you must indicate that choice on your account
application or by writing to the transfer agent.

When you request a telephone transaction the transfer agent will try to confirm
that the request is genuine. The transfer agent records the call, requires the
caller to provide the personal identification number for the account and sends
you a written confirmation. The fund may implement other confirmation procedures
from time to time. Different procedures may apply if you have a non-U.S. account
or if your account is registered in the name of an institution, broker-dealer or
other third party.
- --------------------------------------------------------------------------------
[Graphic of telephone]

By phone

If you want to place your telephone transaction by speaking to a shareowner
services representative, call 1-888-294-4480 between 9:00 a.m. and 6:00 p.m.
Eastern time on any weekday that the New York Stock Exchange is open.
- --------------------------------------------------------------------------------

                                                                             10
<PAGE>

Buying, exchanging and selling shares

General rules on buying, exchanging and selling your fund shares

Share price
When you place an order to purchase, exchange or sell Class Y shares it must be
received in good order by the transfer agent or by your broker-dealer by the
close of regular trading on the New York Stock Exchange (currently 4:00 p.m.
Eastern time) in order to purchase shares at the price determined on that day.

If you place your order through a broker-dealer, you must place the order before
the close of regular trading on the New York Stock Exchange and your
broker-dealer must submit the order to the distributor prior to the
distributor's close of business (usually 5:30 p.m. Eastern time) for your share
price to be determined at the close of regular trading on the date your order is
received. Your broker-dealer is responsible for transmitting your order to the
distributor. In all other cases except as described below for wire transfers,
your share price will be calculated at the close of the New York Stock Exchange
after the distributor receives your order.

Buying
You can buy Class Y shares at net asset value per share. The fund does not
impose any initial, contingent deferred or asset based sales charge on Class Y
shares. The distributor may reject any order until it has confirmed it in
writing and received payment.

Minimum investment amount
Your initial Class Y share investment must be at least $5 million. This amount
may be invested in one or more of the Pioneer mutual funds that currently offer
Class Y shares. There is no minimum additional investment amount.

Waivers of the minimum investment amount
The fund will accept an initial investment of less than $5 million if:

(a)  The investment is made by a trust company or bank trust department which is
     initially investing at least $1 million in any of the Pioneer mutual funds
     and, at the time of the purchase, such assets are held in a fiduciary,
     advisory, custodial or similar capacity over which the trust company or
     bank trust department has full or shared investment discretion; or

(b)  The investment is made by an employer-sponsored retirement plan that meets
     the requirements of Sections 401, 403 or 457 of the Internal Revenue Code,
     provided that the number of employees covered by the plan is 5,000 or more,
     or the plan has assets of $25 million or more; or

(c)  The investment is at least $1 million in any of the Pioneer mutual funds
     and the purchaser is an insurance company separate account; or

(d)  The investment is made by an employer-sponsored retirement plan established
     for the benefit of (1) employees of The Pioneer Group, Inc. or employees of
     its affiliates, or (2) employees or the affiliates of broker-dealers who
     have a Class Y shares sales agreement with the distributor.

11
<PAGE>

Exchanging
You may exchange your Class Y shares for the Class Y shares of another Pioneer
mutual fund.

Your exchange request must be for at least $1,000 unless the fund you are
exchanging into has a different minimum. The fund allows you to exchange your
Class Y shares at net asset value without charging you either an initial or
contingent deferred sales charge.

Before you request an exchange, consider each fund's investment objective and
policies as described in the fund's prospectus.

Selling
Your Class Y shares will be sold at net asset value per share next calculated
after the fund receives your request in good order. If a signature guarantee is
required, you must submit your request in writing.

The fund generally will send your sale proceeds by check, bank wire or
electronic funds transfer. Normally you will be paid within seven days. If you
recently purchased the shares being sold, the fund may delay payment of the sale
proceeds until your payment has cleared. This may take up to 15 calendar days
from the purchase date.

If you are selling shares from a non-retirement account or certain IRAs, you may
use any of the methods described below. If you are selling shares from a
retirement account other than an IRA, you must make your request in writing.

- --------------------------------------------------------------------------------
[Solid box]

[Graphic of column]

You may have to pay federal income taxes on a sale or an exchange.
- --------------------------------------------------------------------------------


- --------------------------------------------------------------------------------
Good order means that:

[square bullet] You have provided adequate instructions

[square bullet] There are no outstanding claims against your account

[square bullet] There are no transaction limitations on your account

[square bullet] If you have any fund share certificates, you submit them and
                they are signed by each record owner exactly as the shares are
                registered

[square bullet] Your request includes a signature guarantee if you:

                - Are selling over $100,000 worth of shares and
                   o  Want the sale proceeds sent to an address other than your
                      bank account of record or
                   o  Want the sale proceeds to be made payable to someone
                      other than the account's record owners or
                   o  The account registration, address of record or bank
                      account of record has changed within the last 30 days
                - Are selling or exchanging over $5 million worth of shares
                - Are transferring the sale proceeds to a Pioneer mutual fund
                  account with a different registration

- --------------------------------------------------------------------------------
                                                                              12
<PAGE>

Buying, exchanging and selling shares

In writing,
    by mail
  or by fax

Buying shares

You can purchase Class Y shares by mailing a check to the transfer agent. Make
your check payable to the fund. Neither initial nor subsequent investments
should be made by third party check. Your check must be in U.S. dollars and
drawn on a U.S. bank. Include in your purchase request the fund's name, the
account number and the name or names in the account registration.

If you are registering an account in the name of a corporation or other
fiduciary, you must send your completed account set-up forms to the transfer
agent prior to making your initial purchase.

Exchanging shares

You can exchange Class Y shares by mailing or faxing a letter of instruction to
the transfer agent. You can exchange fund shares directly through the fund only
if your account is registered in your name. However, you may not fax an exchange
request for more than $5 million. Include in your letter:

[square bullet] The names and signatures of all registered owners

[square bullet] A signature guarantee for each registered owner if the amount of
                the exchange is more than $5 million

[square bullet] The name of the fund out of which you are exchanging and the
                name of the fund into which you are exchanging

[square bullet] The dollar amount or number of Class Y shares you are exchanging

By phone
 or wire

- --------------------------------------------------------------------------------
By wire
If you have an existing Class Y account, you may wire funds to purchase Class Y
shares. Note, however, that:

[square bullet] State Street Bank must receive your wire no later than by 11:00
                a.m. Eastern time on the business day after the fund receives
                your request to purchase shares

[square bullet] If State Street Bank does not receive your wire by 11:00 a.m.
                Eastern time on the next business day, your transaction will be
                canceled at your expense and risk

[square bullet] Wire transfers normally take two or more hours to complete and a
                fee may be charged by the sending bank

[square bullet] Wire transfers may be restricted on holidays and at certain
                other times

Instruct your bank to wire funds to:
Receiving Bank:                 State Street Bank
                                and Trust Company
                                225 Franklin Street,
                                Boston, MA 02101
                                ABA Routing No. 011000028
For further credit to:  Shareholder Name
                                Existing Pioneer Account No.

                                Pioneer Llimited Maturity Bond Fund

- --------------------------------------------------------------------------------
By phone

After you establish your Class Y account, you can exchange fund shares by phone
if:

[square bullet] You are using the exchange to establish a new account, provided
                the new account has a registration identical to the original
                account

[square bullet] The fund into which you are exchanging offers Class Y shares

[square bullet] You are not exchanging more than $5 million worth of shares per
                account per day

[square bullet] You can provide the proper account identification information


   Through your
investment firm

- --------------------------------------------------------------------------------
Consult your investment professional for more information.

- --------------------------------------------------------------------------------
Consult your investment professional for more information about exchanging your
shares.


13
<PAGE>


Selling shares

You can sell some or all of your Class Y shares by writing directly to the fund
only if your account is registered in your name. Include in your request your
name, the fund's name, your fund account number, the dollar amount or number of
Class Y shares to be sold and any other applicable requirements as described
below.

[square bullet] If your account is registered in the name of a corporation or
                other fiduciary you must include the name of an authorized
                person and a certified copy of a current corporate resolution,
                certificate of incumbency or similar legal document showing that
                the named individual is authorized to act on behalf of the
                record owner

[square bullet] The transfer agent will send the sale proceeds to your address
                of record unless you provide other instructions

[square bullet] Your request must be signed by all registered owners and be in
                good order

[square bullet] The transfer agent will not process your request until it is
                received in good order

By fax
[square bullet] You may sell up to $5 million per account per day if the
                proceeds are directed to your bank account of record

[square bullet] You may sell up to $100,000 per account per day if the proceeds
                are not directed to your bank account of record

- --------------------------------------------------------------------------------
By phone
[square bullet] You may sell up to $5 million per account per day if the
                proceeds are directed to your bank account of record

[square bullet] You may sell up to $100,000 per account per day if the proceeds
                are not directed to your bank account of record

You may sell fund shares held in a retirement plan account by phone only if your
account is an IRA. You may not sell your shares by phone if you have changed
your address (for checks) or your bank information (for wires and transfers) in
the last 30 days.

You may receive your sale proceeds:
[square bullet] By check, provided the check is made payable exactly as your
                account is registered

[square bullet] By bank wire or by electronic funds transfer, provided the sale
                proceeds are being sent to your bank address of record

- --------------------------------------------------------------------------------
Consult your investment professional for more information. The fund has
authorized the distributor to act as its agent in the repurchase of fund shares
from qualified investment firms. The fund reserves the right to terminate this
procedure at any time.


- --------------------------------------------------------------------------------
How to contact us

By phone [Graphic of telephone]
For information or to request a telephone transaction between 9:00 a.m. and 6:00
p.m. (Eastern time) by speaking with a shareholder services representative call
1-888-294-4480
To use FactFone(SM) call 1-800-225-4321

By mail [Graphic of envelope]
Send your written instructions to:
Pioneering Services Corporation
P.O.Box 9014
Boston, Massachusetts 02205-9014

By fax [Graphic of fax]
Fax your exchange and sale requests to: 1-888-294-4485
- --------------------------------------------------------------------------------

- --------------------------------------------------------------------------------
Exchange privilege

The fund and the distributor reserve the right to refuse any exchange request or
restrict, at any time without notice, the number and/or frequency of exchanges
to prevent abuses of the exchange privilege. Abuses include frequent trading in
response to short-term market fluctuations and a pattern of trading that appears
to be an attempt to "time the market." In addition, the fund and the distributor
reserve the right, at any time without notice, to charge a fee for exchanges or
to modify, limit, suspend or discontinue the exchange privilege. The fund will
provide 60 days notice of material amendments to or termination of the
privilege.

- --------------------------------------------------------------------------------
                                                                              14
<PAGE>


Buying, exchanging and selling shares


Account options

Distribution options
The fund offers three distribution options. Any fund shares you buy by
reinvesting distributions will be priced at the applicable net asset value per
share.

(1)  Unless you indicate another option on your account application, any
     dividends and capital gain distributions paid to you by the fund will
     automatically be invested in additional fund shares.

(2)  You may elect to have the amount of any dividends paid to you in cash and
     any capital gain distributions reinvested in additional shares.

(3)  You may elect to have the full amount of any dividends and/or capital gain
     distributions paid to you in cash.

Options (2) or (3) are not available to retirement plan accounts or accounts
with a current value of less than $500.

If your distribution check is returned to the transfer agent or you do not cash
the check for six months or more, the transfer agent may reinvest the amount of
the check in your account and automatically change the distribution option on
your account to option (1) until you request a different option in writing.
These additional shares will be purchased at the then current net asset value.


15
<PAGE>


Shareowner services

FactFone(SM) 1-800-225-4321
You can use FactFone(SM) to:
[square bullet] Obtain current information on your Pioneer mutual fund accounts

[square bullet] Inquire about the prices and yields of all publicly available
                Pioneer mutual funds

[square bullet] Request account statements

If your account is registered in the name of a broker-dealer or other third
party, you may not be able to use FactFone(SM) to obtain account information.

Confirmation statements
The transfer agent maintains an account for each investment firm or individual
shareowner and records all account transactions. You will be sent confirmation
statements showing the details of your transactions as they occur, except
automatic investment plan transactions, which are confirmed quarterly. If you
have more than one Pioneer mutual fund account registered in your name, the
Pioneer combined account statement will be mailed to you each quarter.


Tax information
In January of each year, the fund will mail you information about the tax status
of the dividends and distributions paid to you by the fund.

Pioneer website
www.pioneerfunds.com
The website includes a full selection of information on mutual fund investing.
You can also use the website to get:

[square bullet] Your current account information

[square bullet] Prices, returns and yields of all publicly available Pioneer
                mutual funds

[square bullet] Prospectuses for all the Pioneer funds


                                                                              16
<PAGE>


Buying, exchanging and selling shares


Shareowner account policies

Signature guarantees and other requirements
You are required to obtain a signature guarantee when you are:

[square bullet] Requesting certain types of exchanges or sales of fund shares

[square bullet] Redeeming shares for which you hold a share certificate

[square bullet] Requesting certain types of changes for your existing account

You can obtain a signature guarantee from most broker-dealers, banks, credit
unions (if authorized under state law) and federal savings and loan
associations. You cannot obtain a signature guarantee from a notary public.

Fiduciaries and corporations are required to submit additional documents to sell
fund shares.

Minimum account size
The fund requires that you maintain a minimum account value of $500. If you hold
less than the minimum in your account because you have sold or exchanged some of
your shares, the fund will notify you of its intent to sell your shares and
close your account. You may avoid this by increasing the value of your account
to at least the minimum within six months of the notice from the fund.


Telephone access
You may have difficulty contacting the fund by telephone during times of market
volatility or disruption in telephone service. If you are unable to reach the
fund by telephone, you should communicate with the fund in writing.

Share certificates
Normally, your shares will remain on deposit with the transfer agent and
certificates will not be issued.

Other policies

The fund may suspend transactions in shares when trading on the New York Stock
Exchange is closed or restricted, when an emergency exists that makes it
impracticable for the fund to sell or value its portfolio securities or with the
permission of the Securities and Exchange Commission.

The fund or the distributor may revise, suspend or terminate the account options
and services available to shareowners at any time.

The fund reserves the right to stop offering Class Y shares.


The fund reserves the right to redceem in kind by deleivering portfolio
securiteis to a redeeming shareowner, provided that the fund must pay
redemptions in cash if a shareowner's aggregate redmptions in a 90 day period
are less than $250,000 or 1% of the fund's net assets.

17
<PAGE>


Dividends, capital gains and taxes

- --------------------------
[solid box]
[Graphic - column]

Sales and
exchanges my be
taxable
transactions to
shareowners

- --------------------------

Dividends and capital gains
The fund declares a dividend daily. The dividend consists of substantially all
of the fund's net income. You begin to earn dividends on the first business day
following receipt of payment for shares. You continue to earn dividends up to
the date of sale. Dividends are normally paid on the last business day of each
month. The fund makes distributions from long-term capital gains, if any,
annually, generally in November.

The fund may also pay dividends and distributions at other times if necessary
for the fund to avoid federal income or excise tax. If you invest in the fund
close to the time that the fund makes a capital gains distribution, generally
you will pay a higher price per share and you will pay taxes on the amount of
the capital gains distribution whether you reinvest the distribution or receive
it as cash.

Taxes
For federal income tax purposes, your distributions from the fund's net
long-term capital gains are considered long-term capital gains and may be
taxable to you at different maximum rates depending upon their source and other
factors. Dividends and short-term gain distributions are taxable as ordinary
income. Dividends and distributions are taxable, whether you take payment in
cash or reinvest them to buy additional fund shares. You may also have tax
consequences (generally, a capital gain or loss) when you sell or exchange fund
shares. Each year the fund will mail to you information about your dividends and
distributions for, and the shares you sold in, the previous calendar year.


You must provide your social security number or other taxpayer identification
number to the fund along with the certifications required by the Internal
Revenue Service when you open an account. If you do not or if it is otherwise
legally required to do so, the fund will withhold 31% "backup withholding" tax
from your dividends and distributions, sales proceeds and any other payments to
you.

You should ask your own tax adviser about any federal or state tax
considerations, including possible additional withholding taxes for non-U.S.
shareholders. You may also consult the fund's statement of additional
information for a more detailed discussion of federal income tax considerations
that may affect the fund and its shareowners.



<PAGE>


Financial highlights


The financial highlights table helps you understand
the fund's financial performance.

Certain information reflects financial results for a single fund share. The
total returns in the table represent the rate that you would have earned on an
investment in the fund (assuming reinvestment of all dividends and
distributions).

This information has been audited by Arthur Andersen LLP, whose report is
included in the fund's annual report along with the fund's financial statements.
The annual report is available upon request.

Pioneer Limited Maturity Bond Fund

Class Y(a) shares

<TABLE>
<CAPTION>
                                                                April 9,
                                                             1998 through
                                                              November 30,
                                                                   1998
                                                             ---------------
<S>                                                            <C>
Net asset value, beginning of period                           $   3.77
                                                             ---------------
Increase (decrease) from investment operations:
   Net investment income (loss)                                $   0.14

   Net realized and unrealized gain (loss)
      on investments                                               0.02
                                                             ---------------
      Net increase (decrease) from
         investment operations                                 $   0.16

Distributions to shareholders:
   Net investment income                                          (0.14)
                                                             ---------------
Net increase (decrease) in net asset value                     $   0.02
                                                             ---------------
Net asset value, end of period                                 $   3.79
                                                             ---------------
Total return*                                                      4.35%

Ratios/Supplemental Data
Ratio of net expenses to average net assets                        0.55%**+

Ratio of net investment income (loss)
   to average net assets                                           5.99%**+

Portfolio turnover rate                                              70%

Net assets, end of period (in thousands)                       $    440

Ratios assuming no waiver of management fees
   and assumption of expenses by Pioneer and no
   reduction for fees paid indirectly:
      Net expenses                                                 0.74%**

      Net investment income (loss)                                 5.80%**

Ratios assuming waiver of management fees and
   assumption of expenses by Pioneer and
   reduction for fees paid indirectly:
      Net expenses                                                 0.55%**

      Net investment income (loss)                                 5.99%**
</TABLE>

- - ------------------------------------------------------------------------------

(a) Class Y shares were first publicly offered on April 9, 1998.
*   Assumes initial investment at net asset value at the beginning of the
    period, reinvestment of distributions, and the complete redemption of the
    investment at net asset value at the end of the period.
**  Annualized.
+   Ratio assuming no reduction for fees paid indirectly.


18
<PAGE>


Pioneer
Limited Maturity Bond Fund


You can obtain more free information about the fund from your investment firm or
by writing to Pioneering Services Corporation, 60 State Street, Boston,
Massachusetts 02109. You may also call 1-888-294-4480.

Shareowner reports
Annual and semiannual reports to shareowners provide information about the
fund's investments. The annual report discusses market conditions and investment
strategies that significantly affected the fund's performance during its last
fiscal year.

Statement of additional information
The statement of additional information provides more detailed information about
the fund. It is incorporated by reference into this prospectus.

Visit our website
www.pioneerfunds.com

You can also review the fund's shareowner reports, prospectus and statement of
additional information at the Securities and Exchange Commission's Public
Reference Room in Washington, D.C. or by calling 1-800-SEC-0330 to request a
copy. The Commission charges a fee for this service. You can get the same
information free from the Commission's Internet website (http://www.sec.gov).

(Investment Company Act file no. 811-06657)


[Pioneer Logo] Pioneer Funds Distributor, Inc.
               60 State Street
               Boston, MA 02109

                                                                     0999-7050

             www.pioneerfunds.com            (C) Pioneer Funds Distributor, Inc.

<PAGE>

                         PIONEER LIMITED MATURITY BOND FUND

                                 60 State Street
                           Boston, Massachusetts 02109

                       STATEMENT OF ADDITIONAL INFORMATION

                       Class A, Class B and Class Y Shares

                                 March 30, 1999

                          (revised September 17, 1999)

This statement of additional information is not a prospectus.  It should be read
in  conjunction  with the fund's Class A and Class B shares  prospectus  and its
Class Y shares  prospectus each dated March 30, 1999, as supplemented or revised
from time to time. A copy of each  prospectus  can be obtained free of charge by
calling Shareholder Services at 1-800-225-6292 or by written request to the fund
at 60 State Street,  Boston,  Massachusetts 02109. You can also obtain a copy of
the  fund's  Class  A and  Class  B  shares  prospectus  from  our  website  at:
www.pioneerfunds.com.  The fund's financial statements for the fiscal year ended
November 30, 1998 are incorporated into this statement of additional information
by reference.  The most recent annual report to shareholders is attached to this
statement of additional information.

                             TABLE OF CONTENTS
                                                                         Page

1.    Fund History..........................................................2
2.    Investment Policies, Risks and Restrictions...........................2
3.    Management of the Fund...............................................21
4.    Investment Adviser...................................................24
5.    Principal Underwriter and Distribution Plans.........................26
6.    Shareholder Servicing/Transfer Agent.................................29
7.    Custodian............................................................29
8.    Independent Public Accountants.......................................29
9.    Portfolio Transactions...............................................30
10.   Description of Shares................................................31
11.   Sales Charges........................................................32
12.   Redeeming Shares.....................................................35
13.   Telephone Transactions...............................................36
14.   Pricing of Shares....................................................37
15.   Tax Status...........................................................38
16.   Investment Results...................................................42
17.   Financial Statements.................................................44
18.   Appendix A - Annual Fee, Expense and Other Information...............46
19.   Appendix B - Description of Short-Term Debt, Corporate Bond
      and Preferred Stock Ratings..........................................49
20.   Appendix C - Performance Statistics..................................55
21.   Appendix D - Other Pioneer Information...............................69


<PAGE>


1.       FUND HISTORY

The fund is a diversified  open-end management  investment company. The fund was
organized as a Massachusetts business trust on April 30, 1992.

2.       INVESTMENT POLICIES, RISKS AND RESTRICTIONS

The prospectuses  present the investment  objective and the principal investment
strategies and risks of the fund. This section supplements the disclosure in the
fund's prospectuses and provides additional information on the fund's investment
policies  or  restrictions.   Restrictions  or  policies  stated  as  a  maximum
percentage of the fund's assets are only applied  immediately  after a portfolio
investment to which the policy or restriction is  applicable.  Accordingly,  any
later  increase or  decrease  resulting  from a change in values,  net assets or
other circumstances will not be considered in determining whether the investment
complies with the fund's restrictions and policies.

Primary Investments


Under normal circumstances, at least 90% of its total assets are U.S. government
securities,  investment  grade  at  the  time  of  purchase  or  cash  and  cash
equivalents, as described in the prospectuses.

U.S. Government Securities

U.S. government securities in which the fund invests include debt obligations of
varying  maturities  issued by the U.S.  Treasury or issued or  guaranteed by an
agency or instrumentality of the U.S. government,  including the Federal Housing
Administration,   Federal   Financing   Bank,   Farmers   Home   Administration,
Export-Import  Bank  of the  U.S.,  Small  Business  Administration,  Government
National Mortgage Association ("GNMA"), General Services Administration, Central
Bank for  Cooperatives,  Federal  Farm Credit  Banks,  Federal  Home Loan Banks,
Federal Home Loan Mortgage  Corporation  ("FHLMC"),  Federal  National  Mortgage
Association  ("FNMA"),  Maritime  Administration,  Tennessee  Valley  Authority,
District  of  Columbia  Armory  Board,   Student  Loan  Marketing   Association,
Resolution Trust  Corporation and various  institutions  that previously were or
currently  are  part of the  Farm  Credit  System  (which  has  been  undergoing
reorganization  since  1987).  Some  U.S.  government  securities,  such as U.S.
Treasury bills,  Treasury notes and Treasury  bonds,  which differ only in their
interest  rates,  maturities  and times of issuance,  are  supported by the full
faith and credit of the United States. Others are supported by: (i) the right of
the issuer to borrow from the U.S.  Treasury,  such as securities of the Federal
Home Loan Banks;  (ii) the  discretionary  authority of the U.S.  Government  to
purchase the agency's obligations, such as securities of the FNMA; or (iii) only
the credit of the  issuer,  such as  securities  of the Student  Loan  Marketing
Association.  No assurance  can be given that the U.S.  government  will provide
financial  support in the future to U.S.  government  agencies,  authorities  or
instrumentalities  that are not  supported  by the full  faith and credit of the
United  States.  Securities  guaranteed as to principal and interest by the U.S.
government,   its  agencies,   authorities  or  instrumentalities  include:  (i)
securities  for which the  payment of  principal  and  interest  is backed by an
irrevocable  letter  of  credit  issued  by the  U.S.  government  or any of its
agencies,  authorities or  instrumentalities;  and (ii)  participations in loans
made to  foreign  governments  or other  entities  that are so  guaranteed.  The
secondary market for certain of these  participations is limited and, therefore,
may be regarded as illiquid.

U.S.  government  securities  may  include  zero coupon  securities  that may be
purchased when yields are attractive and/or to enhance portfolio liquidity. Zero
coupon  U.S.  government  securities  are debt
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obligations  that are issued or purchased at a  significant  discount  from face
value. The discount  approximates the total amount of interest the security will
accrue and compound over the period until  maturity or the  particular  interest
payment date at a rate of interest reflecting the market rate of the security at
the time of issuance.  Zero coupon U.S. government securities do not require the
periodic payment of interest. These investments benefit the issuer by mitigating
its need for cash to meet debt service, but also require a higher rate of return
to attract investors who are willing to defer receipt of cash. These investments
may  experience  greater  volatility  in  market  value  than  U.S.   government
securities  that make regular  payments of interest.  The fund accrues income on
these  investments for tax and accounting  purposes,  which is  distributable to
shareholders and which,  because no cash is received at the time of accrual, may
require the  liquidation  of other  portfolio  securities  to satisfy the fund's
distribution  obligations,  in which case the fund will  forego the  purchase of
additional income producing assets with these funds. Zero coupon U.S. government
securities  include STRIPS and CUBES,  which are issued by the U.S.  Treasury as
component  parts of U.S.  Treasury  bonds and represent  scheduled  interest and
principal payments on the bonds.

Mortgage-Backed Securities

The fund may invest in mortgage  pass-through  certificates  and  multiple-class
pass-through  securities,  such  as real  estate  mortgage  investment  conduits
("REMIC")  pass-through  certificates,  collateralized  mortgage obligations and
stripped    mortgage-backed    securities   ("SMBS"),   and   other   types   of
"mortgage-backed   securities"   that  may  be  available   in  the  future.   A
mortgage-backed  security is an obligation of the issuer backed by a mortgage or
pool of mortgages or a direct interest in an underlying pool of mortgages.  Some
mortgage-backed  securities, such as collateralized mortgage obligations (CMOs),
make payments of both  principal and interest at a variety of intervals;  others
make semiannual interest payments at a predetermined rate and repay principal at
maturity  (like  a  typical  bond).  Mortgage-backed  securities  are  based  on
different  types of  mortgages  including  those on  commercial  real  estate or
residential properties.  Mortgage-backed securities often have stated maturities
of up to thirty  years when they are  issued,  depending  upon the length of the
mortgages underlying the securities. In practice, however,  unscheduled or early
payments of principal  and  interest on the  underlying  mortgages  may make the
securities'  effective  maturity shorter than this, and the prevailing  interest
rates may be higher or lower than the current  yield of the fund's  portfolio at
the  time the fund  receives  the  payments  for  reinvestment.  Mortgage-backed
securities  may have less  potential for capital  appreciation  than  comparable
fixed income  securities,  due to the  likelihood  of increased  prepayments  of
mortgages as interest rates decline. If the fund buys mortgage-backed securities
at a premium,  mortgage  foreclosures and prepayments of principal by mortgagors
(which may be made at any time  without  penalty) may result in some loss of the
fund's principal investment to the extent of the premium paid.

The value of  mortgage-backed  securities  may also  change due to shifts in the
market's  perception  of issuers.  In  addition,  regulatory  or tax changes may
adversely affect the mortgage  securities  markets as a whole.  Non-governmental
mortgage-backed  securities  may  offer  higher  yields  than  those  issued  by
government  entities,  but also may be  subject to greater  price  changes  than
governmental issues.

Guaranteed Mortgage  Pass-Through  Securities.  Guaranteed mortgage pass-through
securities  represent  participation  interests in pools of residential mortgage
loans and are issued by U.S.  Governmental  or private lenders and guaranteed by
the U.S. Government or one of its agencies or  instrumentalities,  including but
not limited to GNMA,  FNMA and FHLMC.  GNMA  certificates  are guaranteed by the
full faith and credit of the U.S. government for timely payment of principal and
interest on the  certificates.  FNMA  certificates  are  guaranteed  by FNMA,  a
federally chartered and privately
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owned corporation,  for full and timely payment of principal and interest on the
certificates.   FHLMC   certificates   are  guaranteed  by  FHLMC,  a  corporate
instrumentality of the U.S.  government,  for timely payment of interest and the
ultimate collection of all principal of the related mortgage loans.

Commercial  banks,  savings and loan  institutions,  private mortgage  insurance
companies,  mortgage  bankers and other  secondary  market  issuers  also create
pass-through pools of conventional residential mortgage loans. Such issuers may,
in addition,  be the  originators  and/or  servicers of the underlying  mortgage
loans as well as the  guarantors  of the  mortgage-related  securities.  Because
there are no direct or indirect  government or agency  guarantees of payments in
pools created by such  non-governmental  issuers,  they generally offer a higher
rate of interest than government and government-related pools. Timely payment of
interest  and  principal  of  these  pools  may be  supported  by  insurance  or
guarantees,  including  individual  loan,  title,  pool and hazard insurance and
letters of credit.  The  insurance  and  guarantees  are issued by  governmental
entities,  private insurers and the mortgage poolers.  There can be no assurance
that the private  insurers or guarantors  can meet their  obligations  under the
insurance policies or guarantee arrangements.

Mortgage-related  securities without insurance or guarantees may be purchased if
Pioneer Investment Management,  Inc., the fund's investment adviser,  determines
that  the  securities  meet  the  fund's  quality  standards.   Mortgage-related
securities   issued  by  certain  private   organizations  may  not  be  readily
marketable.

Multiple-Class  Pass-Through Securities and Collateralized Mortgage Obligations.
CMOs and REMIC  pass-through  or  participation  certificates  may be issued by,
among others, U.S. government agencies and  instrumentalities as well as private
issuers.  REMICs are CMO vehicles that qualify for special tax  treatment  under
the  Internal  Revenue  Code of 1986,  as  amended  (the  "Code")  and invest in
mortgages   principally   secured  by  interests  in  real  property  and  other
investments  permitted by the Code.  CMOs and REMIC  certificates  are issued in
multiple classes and the principal of and interest on the mortgage assets may be
allocated  among the several  classes of CMOs or REMIC  certificates  in various
ways.  Each  class  of  CMOs  or  REMIC  certificates,  often  referred  to as a
"tranche," is issued at a specific adjustable or fixed interest rate and must be
fully retired no later than its final distribution date. Generally,  interest is
paid or accrues on all classes of CMOs or REMIC certificates on a monthly basis.

Typically,  CMOs are collateralized by GNMA, FNMA or FHLMC certificates but also
may be  collateralized  by other mortgage  assets such as whole loans or private
mortgage pass-through securities. Debt service on CMOs is provided from payments
of principal and interest on collateral of mortgaged assets and any reinvestment
income thereon.

Stripped  Mortgage-Backed  Securities.  SMBS are multiple-class  mortgage-backed
securities  that  are  created  when a U.S.  government  agency  or a  financial
institution separates the interest and principal components of a mortgage-backed
security  and sells them as  individual  securities.  The fund only invests SMBS
that are usually structured with two classes that receive different  proportions
of interest and principal  distributions on a pool of mortgage assets. A typical
SMBS  will  have  one  class  receiving  some of the  interest  and  most of the
principal,  while the other  class will  receive  most of the  interest  and the
remaining principal.  The holder of the "principal-only"  security (PO) receives
the principal payments made by the underlying  mortgage-backed  security,  while
the holder of the "interest-only"  security (IO) receives interest payments from
the same underlying security. The prices of stripped mortgage-backed  securities
may be  particularly  affected by changes in interest  rates.  As interest rates
fall, prepayment rates tend to increase, which tends to reduce prices of IOs and
increase  prices of POs.  Rising  interest
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rates can have the opposite effect.  Although the market for these securities is
increasingly liquid, Pioneer may determine that certain stripped mortgage-backed
securities issued by the U.S. government,  its agencies or instrumentalities are
not readily marketable. If so, these securities,  together with privately-issued
stripped mortgage-backed securities, will be considered illiquid for purposes of
the fund's  limitation on  investments  in illiquid  securities.  The yields and
market risk of interest only and principal only SMBS, respectively,  may be more
volatile than those of other fixed income securities.

The fund also may  invest in  planned  amortization  class  ("PAC")  and  target
amortization  class ("TAC") CMO bonds which involve less exposure to prepayment,
extension  and  interest  rate  risks  than  other  mortgage-backed  securities,
provided that  prepayment  rates remain  within  expected  prepayment  ranges or
"collars."  To  the  extent  that  the  prepayment  rates  remain  within  these
prepayment  ranges,  the residual or support tranches of PAC and TAC CMOs assume
the extra  prepayment,  extension  and interest rate risks  associated  with the
underlying mortgage assets.

Risk  Factors   Associated  with   Mortgage-Backed   Securities.   Investing  in
mortgage-backed  securities  involves certain risks,  including the failure of a
counterparty  to meet its  commitments,  adverse  interest  rate changes and the
effects of  prepayments  on mortgage cash flows.  In addition,  investing in the
lowest  tranche of CMOs and REMIC  certificates  involves risks similar to those
associated  with  investing in equity  securities.  However,  due to adverse tax
consequences  under  current  tax  laws,  the fund does not  intend  to  acquire
"residual"  interests  in  REMICs.   Further,   the  yield   characteristics  of
mortgage-backed  securities  differ  from  those  of  traditional  fixed  income
securities.  The major differences  typically include more frequent interest and
principal payments (usually monthly), the adjustability of interest rates of the
underlying instrument,  and the possibility that prepayments of principal may be
made substantially earlier than their final distribution dates.

Prepayment  rates are  influenced  by changes in  current  interest  rates and a
variety  of  economic,  geographic,  social  and  other  factors  and  cannot be
predicted with  certainty.  Both  adjustable  rate mortgage loans and fixed rate
mortgage  loans may be subject to a greater rate of principal  prepayments  in a
declining   interest  rate  environment  and  to  a  lesser  rate  of  principal
prepayments in an increasing  interest rate environment.  Under certain interest
rate and  prepayment  rate  scenarios,  the fund may fail to  recoup  fully  its
investment in mortgage-backed  securities notwithstanding any direct or indirect
governmental,  agency  or  other  guarantee.  When the  fund  reinvests  amounts
representing payments and unscheduled  prepayments of principal, it may obtain a
rate of  interest  that is  lower  than  the rate on  existing  adjustable  rate
mortgage  pass-through  securities.   Thus,   mortgage-backed   securities,  and
adjustable  rate mortgage  pass-through  securities in  particular,  may be less
effective than other types of U.S. government  securities as a means of "locking
in" interest rates.


Asset-Backed Securities

The fund may  invest  in  asset-backed  securities,  which are  securities  that
represent a  participation  in, or are secured by and payable  from, a stream of
payments generated by particular  assets,  most often a pool or pools of similar
assets (e.g., trade receivables). The credit quality of these securities depends
primarily  upon the  quality  of the  underlying  assets and the level of credit
support and/or enhancement provided.

The underlying assets (e.g., loans) are subject to prepayments which shorten the
securities'  weighted average maturity and may lower their return. If the credit
support or enhancement  is exhausted,  losses or delays in payment may result if
the required payments of principal and interest are not made. The value of these
securities also may change because of changes in the market's  perception of the
creditworthiness
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of the  servicing  agent  for the  pool,  the  originator  of the  pool,  or the
financial institution or trust providing the credit support or enhancement.

When-Issued and Delayed Delivery Securities


The fund may purchase  securities,  including U.S. government  securities,  on a
when-issued  basis or may purchase or sell securities for delayed  delivery.  In
such  transactions,   delivery  of  the  securities  occurs  beyond  the  normal
settlement  period,  but no payment or delivery is made by the fund prior to the
actual delivery or payment by the other party to the transaction.  The fund will
not earn income on these securities until delivered.  The purchase of securities
on a when-issued  or delayed  delivery basis involves the risk that the value of
the securities  purchased will decline prior to the settlement date. The sale of
securities for delayed  delivery  involves the risk that the prices available in
the market on the delivery  date may be greater than those  obtained in the sale
transaction.  When-issued  and  delayed  delivery  transactions  will  be  fully
collateralized by segregated liquid assets. See "Asset Segregation."


Warrants

The fund may  invest in  warrants,  which  are  securities  permitting,  but not
obligating,  their holder to  subscribe  for other  securities.  Warrants do not
carry with them the right to  dividends  or voting  rights  with  respect to the
securities  that  they  entitle  their  holders  to  purchase,  and  they do not
represent any rights in the assets of the issuer.  As a result, an investment in
warrants  may be  considered  more  speculative  than  certain  other  types  of
investments.  In addition,  the value of a warrant does not  necessarily  change
with the value of the underlying securities,  and a warrant expires worthless if
it is not exercised on or prior to its expiration date.

Preferred Shares

The  fund may  invest  in  preferred  shares  of  beneficial  interest  of trust
instruments.  Preferred  shares  are  equity  securities,  but  they  have  many
characteristics  of fixed income  securities,  such as a fixed dividend  payment
rate and/or a liquidity  preference  over the issuer's  common shares.  However,
because preferred shares are equity securities,  they may be more susceptible to
risks  traditionally  associated with equity  investments  than the fund's fixed
income securities.

Illiquid Securities

The fund will not invest more than 15% of its net assets in  illiquid  and other
securities that are not readily  marketable.  Repurchase  agreements maturing in
more than seven days will be  included  for  purposes  of the  foregoing  limit.
Securities  subject to  restrictions on resale under the Securities Act of 1933,
as amended (the "1933 Act"),  are considered  illiquid  unless they are eligible
for resale  pursuant  to Rule 144A or another  exemption  from the  registration
requirements  of the  1933  Act and are  determined  to be  liquid  by.  Pioneer
determines the liquidity of Rule 144A and other restricted  securities according
to procedures  adopted by the Board of Trustees.  The Board of Trustees monitors
Pioneer's  application of these guidelines and procedures.  The inability of the
fund to dispose of illiquid  investments  readily or at reasonable  prices could
impair the fund's ability to raise cash for redemptions or other purposes.
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Debt Securities Rating Criteria

Investment  grade debt  securities are those rated "BBB" or higher by Standard &
Poor's  Ratings Group  ("Standard & Poor's") or the  equivalent  rating of other
national  statistical  rating  organizations.  Debt  securities  rated  BBB  are
considered  medium  grade  obligations  with  speculative  characteristics,  and
adverse economic  conditions or changing  circumstances  may weaken the issuer's
ability to pay  interest  and repay  principal.  If the rating of an  investment
grade debt security falls below investment  grade,  Pioneer will consider if any
action is appropriate in light of the fund's investment objective and policies.

Below  investment  grade  debt  securities  are  those  rated  "BB" and below by
Standard & Poor's or the equivalent rating of other national  statistical rating
organizations. See Appendix B for a description of rating categories.


The amount of junk bond securities  outstanding  has as an increasing  number of
issuers have used junk bonds for corporate financing. An economic downturn could
severely  affect the ability of highly  leveraged  issuers to service their debt
obligations  or to repay their  obligations  upon  maturity.  Factors  having an
adverse  impact on the market  value of lower  quality  securities  will have an
adverse  effect on the fund's net asset  value to the extent  that it invests in
such  securities.  In addition,  the fund may incur  additional  expenses to the
extent it is required to seek recovery upon a default in payment of principal or
interest on its portfolio holdings.


The  secondary  market  for  junk  bond  securities,  which is  concentrated  in
relatively few market makers,  may not be as liquid as the secondary  market for
more highly rated  securities,  a factor which may have an adverse effect on the
fund's  ability to dispose of a particular  security when  necessary to meet its
liquidity  needs.  Under adverse  market or economic  conditions,  the secondary
market for junk bond  securities  could  contract  further,  independent  of any
specific adverse changes in the condition of a particular  issuer.  As a result,
the fund could find it more difficult to sell these securities or may be able to
sell the  securities  only at prices lower than if such  securities  were widely
traded. Prices realized upon the sale of such lower rated or unrated securities,
under these  circumstances,  may be less than the prices used in calculating the
fund's net asset value.

Since investors  generally perceive that there are greater risks associated with
lower quality debt securities of the type in which the fund may invest a portion
of its assets,  the yields and prices of such  securities  may tend to fluctuate
more than those for higher rated  securities.  In the lower quality  segments of
the debt securities market, changes in perceptions of issuers'  creditworthiness
tend to occur more frequently and in a more pronounced manner than do changes in
higher  quality  segments of the debt  securities  market,  resulting in greater
yield and price volatility.

Lower rated and comparable  unrated debt  securities tend to offer higher yields
than higher rated  securities  with the same  maturities  because the historical
financial  condition  of the  issuers  of such  securities  may not have been as
strong as that of other  issuers.  However,  lower  rated  securities  generally
involve  greater  risks  of loss of  income  and  principal  than  higher  rated
securities.  Pioneer  will  attempt  to reduce  these  risks  through  portfolio
diversification  and by  analysis  of each issuer and its ability to make timely
payments of income and principal, as well as broad economic trends and corporate
developments.

Risks of Non-U.S. Investments

To the extent that the fund invests in the securities of non-U.S. issuers, those
investments  involve  considerations  and risks not  typically  associated  with
investing in the  securities of issuers in the U.S.
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These  risks are  heightened  with  respect to  investments  in  countries  with
emerging markets and economies. The risks of investing in securities of non-U.S.
issuers or issuers with significant exposure to non-U.S. markets may be related,
among other things, to (i) differences in size, liquidity and volatility of, and
the degree  and  manner of  regulation  of,  the  securities  markets of certain
non-U.S.  markets compared to the securities markets in the U.S.; (ii) economic,
political  and social  factors;  and (iii)  foreign  exchange  matters,  such as
restrictions  on the  repatriation  of capital,  fluctuations  in exchange rates
between  the U.S.  dollar  and the  currencies  in which  the  fund's  portfolio
securities are quoted or  denominated,  exchange  control  regulations and costs
associated  with currency  exchange.  The  political and economic  structures in
certain  non-U.S.  countries,  particularly  emerging  markets,  are expected to
undergo significant evolution and rapid development, and such countries may lack
the social,  political and economic  stability  characteristic of more developed
countries.  Unanticipated political or social developments may affect the values
of the fund's  investments in such  countries.  The economies and securities and
currency  markets  of  many  emerging   markets  have  experienced   significant
disruption  and  declines.  There can be no assurances  that these  economic and
market disruptions will not continue.

Foreign Securities Markets and Regulations. There may be less publicly available
information about non-U.S. markets and issuers than is available with respect to
U.S.  securities and issuers.  Non-U.S.  companies  generally are not subject to
accounting,   auditing  and  financial   reporting   standards,   practices  and
requirements  comparable  to those  applicable  to U.S.  companies.  The trading
markets for most non-U.S.  securities  are generally  less liquid and subject to
greater price volatility than the markets for comparable  securities in the U.S.
The markets  for  securities  in certain  emerging  markets are in the  earliest
stages of their  development.  Even the markets  for  relatively  widely  traded
securities in certain non-U.S. markets, including emerging countries, may not be
able to absorb,  without price  disruptions,  a significant  increase in trading
volume or trades of a size customarily undertaken by institutional  investors in
the U.S. Additionally, market making and arbitrage activities are generally less
extensive in such  markets,  which may  contribute to increased  volatility  and
reduced  liquidity.  The less liquid a market,  the more difficult it may be for
the fund to  accurately  price its  portfolio  securities  or to dispose of such
securities  at the times  determined  by  Pioneer to be  appropriate.  The risks
associated  with reduced  liquidity may be  particularly  acute in situations in
which the fund's  operations  require cash, such as in order to meet redemptions
and to pay its expenses.

Economic,  Political and Social Factors. Certain non-U.S.  countries,  including
emerging markets, may be subject to a greater degree of economic,  political and
social instability than is the case in the U.S. and Western European  countries.
Such  instability  may  result  from,  among  other  things:  (i)  authoritarian
governments or military  involvement in political and economic  decision making;
(ii) popular unrest associated with demands for improved economic, political and
social  conditions;  (iii) internal  insurgencies;  (iv) hostile  relations with
neighboring  countries;  and (v) ethnic,  religious and racial  disaffection and
conflict.  Such economic,  political and social instability could  significantly
disrupt the financial  markets in such  countries and the ability of the issuers
in such countries to repay their  obligations.  Investing in emerging  countries
also involves the risk of expropriation, nationalization, confiscation of assets
and property or the imposition of  restrictions  on foreign  investments  and on
repatriation  of  capital  invested.   In  the  event  of  such   expropriation,
nationalization  or other  confiscation in any emerging country,  the fund could
lose its entire investment in that country.

Economies in individual  non-U.S.  countries may differ favorably or unfavorably
from the U.S.  economy in such  respects  as growth of gross  domestic  product,
rates  of  inflation,   currency  valuation,   capital  reinvestment,   resource
self-sufficiency and balance of payments positions. Many non-U.S. countries have
experienced  substantial,  and in some cases extremely high,  rates of inflation
for many years.  Inflation and rapid  fluctuations  in inflation rates have had,
and may continue to have, very negative  effects on the economies and securities
markets of certain emerging countries.
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<PAGE>
Economies  in  emerging   countries   generally  are   dependent   heavily  upon
international trade and, accordingly,  have been and may continue to be affected
adversely by trade barriers,  exchange controls, managed adjustments in relative
currency values and other  protectionist  measures  imposed or negotiated by the
countries  with which  they  trade.  These  economies  also have  been,  and may
continue to be, affected adversely by economic  conditions in the countries with
which they trade.

Currency  Risks.   The  value  of  the  securities   quoted  or  denominated  in
international  currencies  may be  adversely  affected  by  fluctuations  in the
relative currency exchange rates and by exchange control regulations. The fund's
investment performance may be negatively affected by a devaluation of a currency
in which the fund's investments are quoted or denominated.  Further,  the fund's
investment  performance  may be  significantly  affected,  either  positively or
negatively,  by  currency  exchange  rates  because  the  U.S.  dollar  value of
securities  quoted or denominated in another  currency will increase or decrease
in  response  to changes in the value of such  currency  in relation to the U.S.
dollar.

Custodian  Services and Related  Investment Costs.  Custodial services and other
costs relating to investment in international  securities  markets generally are
more  expensive  than in the U.S.  Such markets have  settlement  and  clearance
procedures that differ from those in the U.S. In certain markets there have been
times  when  settlements  have  been  unable  to keep  pace  with the  volume of
securities transactions,  making it difficult to conduct such transactions.  The
inability of the fund to make  intended  securities  purchases due to settlement
problems  could  cause  the fund to miss  attractive  investment  opportunities.
Inability to dispose of a portfolio security caused by settlement problems could
result either in losses to the fund due to a subsequent  decline in value of the
portfolio  security  or could  result in  possible  liability  to the  fund.  In
addition,   security  settlement  and  clearance  procedures  in  some  emerging
countries may not fully protect the fund against loss or theft of its assets.

Withholding  and Other  Taxes.  The fund  will be  subject  to taxes,  including
withholding taxes, on income (possibly including,  in some cases, capital gains)
that are or may be imposed by certain  non-U.S.  countries  with  respect to the
fund's  investments  in such  countries.  These  taxes  will  reduce  the return
achieved by the fund.  Treaties  between the U.S. and such  countries may not be
available to reduce the otherwise applicable tax rates.


Economic Monetary Union (EMU). January 1, 1999, 11 European countries adopted by
a single currency - the Euro. The conversion to the Euro is being phased in over
a three-year period. During this time, valuation,  systems and other operational
problems may occur in connection with the fund's  investment quoted in the Euro.
For participating  countries, EMU will mean sharing a single currency and single
official  interest  rate and  adhering  to  agreed  upon  limits  on  government
borrowing.  Budgetary  decisions will remain in the hands of each  participating
country,  but will be subject to each country's  commitment to avoid  "excessive
deficits" and other more specific budgetary criteria. A European Central Bank is
responsible  for setting the official  interest rate to maintain price stability
within the Euro zone.

EMU is driven by the  expectation  of a number of economic  benefits,  including
lower  transaction  cost,  reduced  exchange risk,  greater  competition,  and a
broadening and deepening of European  financial  markets.  However,  there are a
number of significant  risks associated with EMU. Monetary and economic union on
this scale has never been  attempted  before.  There is a significant  degree of
uncertainty as to whether  participating  countries will remain committed to EMU
in the face of changing economic  conditions.  This uncertainty may increase the
volatility of European markets.


Real Estate Investment Trusts ("REITs") and Associated Risk Factors

The fund may invest up to 10% of its total assets in debt  securities  issued by
REITs.  REITs are pooled  investment  vehicles which invest  primarily in income
producing  real  estate or real estate  related  loans or
                                       9
<PAGE>
interests.  REITs are generally classified as equity REITs,  mortgage REITs or a
combination  of equity and mortgage  REITs.  Equity REITs invest the majority of
their assets  directly in real  property and derive  income  primarily  from the
collection  of rents.  Equity  REITs can also realize  capital  gains by selling
properties that have appreciated in value. Mortgage REITs invest the majority of
their assets in real estate  mortgages and derive income from the  collection of
interest  payments.  REITs are not taxed on income  distributed to  shareholders
provided they comply with the applicable  requirements  of the Internal  Revenue
Code of 1986, as amended (the "Code").  Debt securities issued by REITs, for the
most part,  are  general  and  unsecured  obligations  and are  subject to risks
associated with REITs.

Investing  in REITs  involves  certain  unique  risks in addition to those risks
associated with investing in the real estate industry in general. An equity REIT
may be affected by changes in the value of the  underlying  properties  owned by
the REIT. A mortgage  REIT may be affected by changes in interest  rates and the
ability of the issuers of its  portfolio  mortgages to repay their  obligations.
REITs are dependent upon the skills of their  managers and are not  diversified.
REITs are generally  dependent upon  maintaining  cash flows to repay borrowings
and to make distributions to shareholders and are subject to the risk of default
by lessees or  borrowers.  REITs whose  underlying  assets are  concentrated  in
properties used by a particular industry,  such as health care, are also subject
to risks associated with such industry.

REITs (especially  mortgage REITs) are also subject to interest rate risks. When
interest  rates  decline,  the  value  of a  REIT's  investment  in  fixed  rate
obligations can be expected to rise.  Conversely,  when interest rates rise, the
value of a REIT's  investment  in fixed  rate  obligations  can be  expected  to
decline.  If the REIT invests in  adjustable  rate  mortgage  loans the interest
rates on which are reset  periodically,  yields on a REIT's  investments in such
loans will  gradually  align  themselves to reflect  changes in market  interest
rates.  This causes the value of such investments to fluctuate less dramatically
in response to interest rate  fluctuations  than would investments in fixed rate
obligations.

REITs may have limited financial  resources,  may trade less frequently and in a
limited volume and may be subject to more abrupt or erratic price movements than
larger company  securities.  Historically REITs have been more volatile in price
than the larger  capitalization  stocks  included in Standard & Poor's 500 Stock
Index (the "S&P 500").

Other Investment Companies

The fund may  invest in the  securities  of other  investment  companies  to the
extent that such investments are consistent with the fund's investment objective
and  policies  and  permissible  under the  Investment  Company Act of 1940,  as
amended  (the "1940  Act").  Under the 1940 Act,  the fund may not  acquire  the
securities of other  domestic or foreign  investment  companies if, as a result,
(i) more than 10% of the fund's total assets would be invested in  securities of
other investment  companies,  (ii) such purchase would result in more than 3% of
the total outstanding voting securities of any one investment company being held
by the fund,  or (iii) more than 5% of the fund's total assets would be invested
in any one investment company. These limitations do not apply to the purchase of
shares of any  investment  company in connection  with a merger,  consolidation,
reorganization  or  acquisition  of  substantially  all the  assets  of  another
investment company.  The fund will not invest in other investment  companies for
which  Pioneer  or  any of  its  affiliates  act  as an  investment  adviser  or
distributor.

The fund, as a holder of the securities of other investment companies, will bear
its pro rata  portion of the other  investment  companies'  expenses,  including
advisory  fees.  These  expenses  are in addition to the direct  expenses of the
fund's own operations.
                                       10
<PAGE>
Repurchase Agreements

The fund may enter into repurchase agreements with broker-dealers,  member banks
of the  Federal  Reserve  System and other  financial  institutions.  Repurchase
agreements are  arrangements  under which the fund purchases  securities and the
seller  agrees to  repurchase  the  securities  within a specific  time and at a
specific  price.  The  repurchase  price is  generally  higher  than the  fund's
purchase  price,  with the  difference  being  income to the fund.  The Board of
Trustees  reviews and monitors the  creditworthiness  of any  institution  which
enters into a repurchase agreement with the fund. The counterparty's obligations
under the repurchase  agreement are  collateralized  with U.S.  Treasury  and/or
agency obligations with a market value of not less than 100% of the obligations,
valued  daily.  Collateral  is held by the  fund's  custodian  in a  segregated,
safekeeping  account for the benefit of the fund.  Repurchase  agreements afford
the fund an  opportunity  to earn income on  temporarily  available  cash at low
risk. In the event of commencement of bankruptcy or insolvency  proceedings with
respect to the seller of the security before  repurchase of the security under a
repurchase agreement,  the fund may encounter delay and incur costs before being
able to sell the  security.  Such a delay  may  involve  loss of  interest  or a
decline in price of the security.  If the court characterizes the transaction as
a loan and the fund has not perfected a security  interest in the security,  the
fund may be  required  to return  the  security  to the  seller's  estate and be
treated as an unsecured  creditor of the seller. As an unsecured  creditor,  the
fund  would  be at risk of  losing  some or all of the  principal  and  interest
involved in the transaction.

Asset Segregation

The 1940 Act requires that the fund segregate  assets in connection with certain
types of  transactions  that  may  have the  effect  of  leveraging  the  fund's
portfolio. If the fund enters into a transaction requiring segregation,  such as
a forward  commitment,  the custodian or Pioneer will segregate liquid assets in
an amount required to comply with the 1940 Act. Such  segregated  assets will be
valued  at  market  daily.  If the  aggregate  value of such  segregated  assets
declines below the aggregate value required to satisfy the 1940 Act,  additional
liquid assets will be segregated.

Portfolio Turnover

It is the policy of the fund not to engage in  trading  for  short-term  profits
although  portfolio  turnover  rate is not  considered a limiting  factor in the
execution of investment  decisions  for the fund.  See Appendix A for the fund's
annual portfolio turnover rate.

Foreign Currency Transactions

The fund may engage in foreign currency transactions.  These transactions may be
conducted at the prevailing spot rate for purchasing or selling  currency in the
foreign  exchange  market.  The fund also has  authority  to enter into  forward
foreign  currency  exchange  contracts  involving  currencies  of the  different
countries in which the fund invests as a hedge  against  possible  variations in
the foreign exchange rates between these currencies and the U.S. dollar. This is
accomplished  through  contractual  agreements  to  purchase or sell a specified
currency at a specified future date and price set at the time of the contract.

Transaction  hedging  is the  purchase  or  sale  of  forward  foreign  currency
contracts with respect to specific  receivables or payables of the fund, accrued
in connection with the purchase and sale of its portfolio  securities  quoted in
foreign  currencies.  Portfolio  hedging is the use of forward foreign  currency
contracts to offset portfolio security  positions  denominated or quoted in such
foreign  currencies.  There is no  guarantee  that the fund will be  engaged  in
hedging activities when adverse exchange rate movements occur. The fund will not
attempt to hedge all of its foreign portfolio positions and will enter into such
transactions only to the extent, if any, deemed appropriate by Pioneer.
                                       11
<PAGE>
Hedging  against  a  decline  in the  value of a  currency  does  not  eliminate
fluctuations  in the prices of  portfolio  securities  or prevent  losses if the
prices of such securities decline.  Such transactions also limit the opportunity
for gain if the value of the hedged currency should rise.  Moreover,  it may not
be possible  for the fund to hedge  against a  devaluation  that is so generally
anticipated  that the fund is not able to  contract  to sell the  currency  at a
price above the devaluation level it anticipates.

The fund may also engage in  cross-hedging  by using  forward  contracts  in one
currency to hedge against fluctuations in the value of securities denominated in
a  different  currency,  if  Pioneer  determines  that  there  is a  pattern  of
correlation between the two currencies.  Cross-hedging may also include entering
into a forward transaction  involving two foreign currencies,  using one foreign
currency as a proxy for the U.S. dollar to hedge against variations in the other
foreign currency,  if Pioneer  determines that there is a pattern of correlation
between the proxy currency and the U.S. dollar.


The cost to the fund of engaging in foreign  currency  transactions  varies with
such factors as the currency involved,  the size of the contract,  the length of
the contract  period,  differences  in interest rates between the two currencies
and the  market  conditions  then  prevailing.  Since  transactions  in  foreign
currency and forward  contracts are usually  conducted on a principal  basis, no
fees or commissions are involved. The fund may close out a forward position in a
currency  by selling the forward  contract  or by  entering  into an  offsetting
forward contract.


The  precise  matching  of the  forward  contract  amounts  and the value of the
securities  involved will not generally be possible  because the future value of
such  securities in foreign  currencies  will change as a consequence  of market
movements  in the  value  of those  securities  between  the  date on which  the
contract is entered  into and the date it matures.  Using  forward  contracts to
protect the value of the fund's  portfolio  securities  against a decline in the
value of a currency does not eliminate  fluctuations in the underlying prices of
the  securities.  It simply  establishes  a rate of exchange  which the fund can
achieve at some future  point in time.  The  precise  projection  of  short-term
currency market  movements is not possible,  and short-term  hedging  provides a
means of fixing the U.S.  dollar  value of only a portion of the fund's  foreign
assets.

While the fund will enter into  forward  contracts to reduce  currency  exchange
rate risks,  transactions in such contracts  involve certain other risks.  While
the fund may benefit from such transactions,  unanticipated  changes in currency
prices may result in a poorer  overall  performance  for the fund than if it had
not  engaged  in  any  such  transactions.  Moreover,  there  may  be  imperfect
correlation  between  the fund's  portfolio  holdings  of  securities  quoted or
denominated in a particular  currency and forward  contracts entered into by the
fund. Such imperfect correlation may cause the fund to sustain losses which will
prevent the fund from  achieving a complete  hedge or expose the fund to risk of
foreign exchange loss.

Over-the-counter  markets for trading foreign forward  currency  contracts offer
less  protection  against  defaults  than is available  when trading in currency
instruments on an exchange.  Since a forward foreign currency  exchange contract
is not  guaranteed  by an exchange or  clearinghouse,  a default on the contract
would  deprive  the fund of  unrealized  profits  or force the fund to cover its
commitments for purchase or resale, if any, at the current market price.

If the fund enters into a forward  contract to purchase  foreign  currency,  the
custodian or Pioneer will segregate liquid assets. See "Asset Segregation."

Options on Foreign Currencies

The fund may  purchase  and write  options on  foreign  currencies  for  hedging
purposes in a manner similar to that of transactions in forward  contracts.  For
example,  a decline in the dollar value of a foreign
                                       12
<PAGE>
currency in which portfolio securities are quoted or denominated will reduce the
dollar  value of such  securities,  even if their value in the foreign  currency
remains  constant.  In an attempt to protect against such decreases in the value
of  portfolio  securities,  the fund may  purchase  put  options on the  foreign
currency. If the value of the currency declines, the fund will have the right to
sell such  currency for a fixed amount of dollars which exceeds the market value
of such  currency.  This would result in a gain that may offset,  in whole or in
part, the negative  effect of currency  depreciation  on the value of the fund's
securities quoted or denominated in that currency.

Conversely,  if a rise in the dollar value of a currency is projected  for those
securities to be acquired,  thereby increasing the cost of such securities,  the
fund may purchase call options on such  currency.  If the value of such currency
increases,  the purchase of such call options  would enable the fund to purchase
currency  for a fixed  amount of dollars  which is less than the market value of
such currency.  Such a purchase would result in a gain that may offset, at least
partially,  the  effect  of  any  currency  related  increase  in the  price  of
securities the fund intends to acquire. As in the case of other types of options
transactions,  however,  the benefit the fund  derives from  purchasing  foreign
currency  options  will be  reduced  by the amount of the  premium  and  related
transaction  costs. In addition,  if currency  exchange rates do not move in the
direction  or to the  extent  anticipated,  the fund  could  sustain  losses  on
transactions in foreign  currency options which would deprive it of a portion or
all of the benefits of advantageous changes in such rates.

The fund may also write options on foreign currencies for hedging purposes.  For
example,  if the fund  anticipated  a decline in the dollar value of  securities
quoted or denominated in a foreign currency because of declining exchange rates,
it could, instead of purchasing a put option, write a covered call option on the
relevant  currency.  If the expected decline occurs, the option will most likely
not be  exercised,  and the  decrease in value of portfolio  securities  will be
partially offset by the amount of the premium received by the fund.

Similarly,  the fund could write a put option on the relevant currency,  instead
of  purchasing a call option,  to hedge against an  anticipated  increase in the
dollar cost of securities to be acquired.  If exchange  rates move in the manner
projected,  the put option will expire  unexercised and allow the fund to offset
such increased cost up to the amount of the premium.  However, as in the case of
other types of options  transactions,  the writing of a foreign  currency option
will  constitute  only a partial hedge up to the amount of the premium,  only if
rates  move  in  the  expected   direction.   If  unanticipated   exchange  rate
fluctuations  occur,  the option may be exercised and the fund would be required
to  purchase  or sell the  underlying  currency at a loss which may not be fully
offset by the amount of the premium.  As a result of writing  options on foreign
currencies,  the fund also may be  required  to forego  all or a portion  of the
benefits which might  otherwise  have been obtained from favorable  movements in
currency exchange rates.

A call option  written on foreign  currency by the fund is "covered" if the fund
owns the  underlying  foreign  currency  subject  to the  call,  or if it has an
absolute and immediate right to acquire that foreign currency without additional
cash  consideration.  A call option is also  covered if the fund holds a call on
the same  foreign  currency  for the same  principal  amount as the call written
where  the  exercise  price of the call  held is (a)  equal to or less  than the
exercise price of the call written or (b) greater than the exercise price of the
call written if the amount of the  difference  is maintained by the fund in cash
or liquid securities. See "Asset Segregation."

The fund may close out its position in a currency  option by either  selling the
option  it  has   purchased  or  entering   into  an   offsetting   option.   An
exchange-traded  options  position may be closed out only on an options exchange
which provides a secondary market for an option of the same series. Although the
fund will generally purchase or write only those options for which there appears
to be an active secondary market,  there is no assurance that a liquid secondary
market on an exchange will exist for any particular option, or at any particular
time.  For some  options no secondary  market on an exchange may exist.  In
                                       13
<PAGE>

such  event,  it  might  not be  possible  to  effect  closing  transactions  in
particular  options,  with the result that the fund would have to  exercise  its
options in order to realize  any profit and would incur  transaction  costs upon
the sale of underlying  currencies  pursuant to the exercise of put options.  If
the fund as a covered call option writer is unable to effect a closing  purchase
transaction  in a secondary  market,  it will not be able to sell the underlying
currency (or security  quoted or denominated in that currency)  until the option
expires or it delivers the underlying currency upon exercise.

The fund may also use  options on  currencies  to  cross-hedge,  which  involves
writing  or  purchasing  options on one  currency  to hedge  against  changes in
exchange  rates of a different  currency  with a pattern of  correlation.  Cross
hedging  may also  include  using a  foreign  currency  as a proxy  for the U.S.
dollar,  if Pioneer  determines  that there is a pattern of correlation  between
that currency and the U.S. dollar.

The  fund  may  purchase  and  write  over-the-counter  options  to  the  extent
consistent with its limitation on investments in illiquid securities. Trading in
over-the-counter  options is  subject  to the risk that the other  party will be
unable or unwilling to close out options purchased or written by the fund.

Options on Securities and Securities Indices

The fund may  purchase  put and call  options  on any  security  in which it may
invest or options on any  securities  index based on  securities in which it may
invest.  The fund would also be able to enter into closing sale  transactions in
order to realize gains or minimize losses on options it has purchased.

Writing Call and Put Options on  Securities.  A call option  written by the fund
obligates the fund to sell specified securities to the holder of the option at a
specified  price if the option is  exercised  at any time before the  expiration
date.  All call options  written by the fund are  covered,  which means that the
fund will own the  securities  subject to the options as long as the options are
outstanding,  or the fund will use the other methods described below. The fund's
purpose in writing  covered call options is to realize greater income than would
be realized on portfolio  securities  transactions alone.  However, the fund may
forego the  opportunity  to profit from an  increase in the market  price of the
underlying security.

A put option written by the fund would  obligate the fund to purchase  specified
securities  from  the  option  holder  at a  specified  price if the  option  is
exercised at any time before the expiration date. All put options written by the
fund would be covered,  which means that the fund would have  segregated  assets
with a value at least equal to the exercise price of the put option. The purpose
of writing such options is to generate  additional income for the fund. However,
in return  for the  option  premium,  the fund  accepts  the risk that it may be
required to purchase the underlying  security at a price in excess of its market
value at the time of purchase.

Call and put options  written by the fund will also be  considered to be covered
to the extent  that the fund's  liabilities  under  such  options  are wholly or
partially offset by its rights under call and put options purchased by the fund.
In  addition,  a written  call option or put may be covered by entering  into an
offsetting  forward  contract  and/or by purchasing an offsetting  option or any
other option which,  by virtue of its exercise  price or otherwise,  reduces the
fund's net exposure on its written option position.

Writing  Call and Put  Options on  Securities  Indices.  The fund may also write
(sell)  covered  call  and put  options  on any  securities  index  composed  of
securities in which it may invest.  Options on securities indices are similar to
options on  securities,  except that the exercise of  securities  index  options
requires  cash  payments  and does not  involve  the actual  purchase or sale of
securities. In addition,  securities index options are designed to reflect price
fluctuations  in a group of  securities  or  segments of the  securities  market
rather than price fluctuations in a single security.
                                       14
<PAGE>
The fund may cover call options on a securities index by owning securities whose
price changes are expected to be similar to those of the underlying index, or by
having an  absolute  and  immediate  right to acquire  such  securities  without
additional cash  consideration (or for additional  consideration if cash in such
amount is  segregated)  upon  conversion or exchange of other  securities in its
portfolio.  The fund may cover  call and put  options on a  securities  index by
segregated assets with a value equal to the exercise price.

Purchasing Call and Put Options.  The fund would normally  purchase call options
in  anticipation of an increase in the market value of securities of the type in
which it may invest.  The purchase of a call option would  entitle the fund,  in
return for the premium  paid,  to purchase  specified  securities at a specified
price during the option  period.  The fund would  ordinarily  realize a gain if,
during the option period,  the value of such securities  exceeded the sum of the
exercise price, the premium paid and transaction costs; otherwise the fund would
realize either no gain or a loss on the purchase of the call option.

The fund would normally purchase put options in anticipation of a decline in the
market value of securities in its portfolio ("protective puts") or in securities
in which it may invest.  The purchase of a put option would entitle the fund, in
exchange for the premium paid, to sell specified securities at a specified price
during the option period.  The purchase of protective puts is designed to offset
or hedge  against a decline in the market  value of the fund's  securities.  Put
options  may also be  purchased  by the fund for the  purpose  of  affirmatively
benefiting from a decline in the price of securities  which it does not own. The
fund would ordinarily  realize a gain if, during the option period, the value of
the underlying  securities  decreased  below the exercise price  sufficiently to
more than cover the  premium and  transaction  costs;  otherwise  the fund would
realize  either no gain or a loss on the  purchase of the put option.  Gains and
losses on the  purchase of  protective  put  options  would tend to be offset by
countervailing changes in the value of the underlying portfolio securities.


The fund may  terminate its  obligations  under an  exchange-traded  call or put
option by purchasing an option identical to the one it has written.  Obligations
under  over-the-counter  options  may be  terminated  only by  entering  into an
offsetting  transaction with the counterparty to such option. Such purchases are
referred to as "closing purchase transactions."


Risks of Trading  Options.  There is no assurance that a liquid secondary market
on an options exchange will exist for any particular  exchange-traded option, or
at any  particular  time.  If the fund is unable  to  effect a closing  purchase
transaction with respect to covered options it has written, the fund will not be
able to sell the underlying securities or dispose of its segregated assets until
the options expire or are exercised.  Similarly, if the fund is unable to effect
a closing sale  transaction  with respect to options it has  purchased,  it will
have to  exercise  the  options  in order to  realize  any profit and will incur
transaction costs upon the purchase or sale of underlying securities.

Reasons for the absence of a liquid  secondary market on an exchange include the
following:  (i) there may be insufficient  trading  interest in certain options;
(ii)  restrictions  may  be  imposed  by  an  exchange  on  opening  or  closing
transactions or both; (iii) trading halts, suspensions or other restrictions may
be imposed with respect to particular classes or series of options; (iv) unusual
or unforeseen  circumstances may interrupt normal operations on an exchange; (v)
the facilities of an exchange or the Options  Clearing  Corporation  (the "OCC")
may not at all times be adequate to handle current trading  volume;  or (vi) one
or more exchanges could,  for economic or other reasons,  decide or be compelled
at some future date to discontinue the trading of options (or a particular class
or series of options),  in which event the secondary market on that exchange (or
in that class or series of options) would cease to exist,  although  outstanding
options on that exchange, if any, that had been issued by the OCC as a result of
trades on that exchange  would  continue to be  exercisable  in accordance  with
their terms.

                                       15
<PAGE>
The fund may  purchase and sell both options that are traded on U.S. and foreign
exchanges  and  options  traded over the counter  with  broker-dealers  who make
markets in these options. The ability to terminate  over-the-counter  options is
more  limited  than with  exchange-traded  options and may involve the risk that
broker-dealers  participating  in  such  transactions  will  not  fulfill  their
obligations.  Until  such  time as the  staff  of the  Securities  and  Exchange
Commission  (the "SEC")  changes  its  position,  the fund will treat  purchased
over-the-counter  options and all assets used to cover written  over-the-counter
options as illiquid securities, except that with respect to options written with
primary dealers in U.S. Government securities pursuant to an agreement requiring
a closing  purchase  transaction  at a formula  price,  the  amount of  illiquid
securities may be calculated with reference to the formula.

Transactions by the fund in options on securities and indices will be subject to
limitations  established  by each of the  exchanges,  boards  of  trade or other
trading  facilities  governing the maximum number of options in each class which
may be written or purchased by a single investor or group of investors acting in
concert. Thus, the number of options which the fund may write or purchase may be
affected by options written or purchased by other investment advisory clients of
Pioneer.  An exchange,  board of trade or other  trading  facility may order the
liquidations  of  positions  found to be in excess of these  limits,  and it may
impose certain other sanctions.

The  writing  and  purchase of options is a highly  specialized  activity  which
involves  investment  techniques and risks different from those  associated with
ordinary  portfolio  securities  transactions.  The successful use of protective
puts for hedging purposes depends in part on Pioneer's ability to predict future
price  fluctuations  and the  degree of  correlation  between  the  options  and
securities markets.

The hours of trading for options may not conform to the hours  during  which the
underlying  securities are traded.  To the extent that the options markets close
before the markets for the underlying  securities,  significant  price movements
can take place in the underlying markets that cannot be reflected in the options
markets.

In addition to the risks of imperfect  correlation  between the fund's portfolio
and the index  underlying the option,  the purchase of securities  index options
involves  the risk that the  premium and  transaction  costs paid by the fund in
purchasing an option will be lost. This could occur as a result of unanticipated
movements in the price of the  securities  comprising  the  securities  index on
which the option is based.

Futures Contracts and Options on Futures Contracts

To hedge against changes in securities  prices or currency  exchange rates or to
seek to increase  total return,  the fund may purchase and sell various kinds of
futures contracts,  and purchase and write (sell) call and put options on any of
such futures  contracts.  The fund may also enter into closing purchase and sale
transactions  with respect to any of such  contracts  and  options.  The futures
contracts  may  be  based  on  various  securities  (such  as  U.S.   Government
securities),   securities  indices,   foreign  currencies  and  other  financial
instruments  and  indices.  The fund will engage in futures and related  options
transactions for bona fide hedging and non-hedging  purposes as described below.
All futures contracts  entered into by the fund are traded on U.S.  exchanges or
boards of trade that are licensed and regulated by the Commodity Futures Trading
Commission (the "CFTC") or on foreign exchanges.

Futures Contracts. A futures contract may generally be described as an agreement
between  two parties to buy and sell  particular  financial  instruments  for an
agreed price during a designated  month (or to deliver the final cash settlement
price,  in the case of a contract  relating to an index or otherwise not calling
for physical delivery at the end of trading in the contract).

When interest  rates are rising or securities  prices are falling,  the fund can
seek to  offset a  decline  in the  value of its  current  portfolio  securities
through  the sale of  futures  contracts.  When  interest  rates are
                                       16
<PAGE>
falling or  securities  prices are rising,  the fund,  through  the  purchase of
futures contracts, can attempt to secure better rates or prices than might later
be available in the market when it effects anticipated purchases. Similarly, the
fund can sell  futures  contracts on a specified  currency to protect  against a
decline  in the  value  of such  currency  and a  decline  in the  value  of its
portfolio  securities  which  are  denominated  in such  currency.  The fund can
purchase futures  contracts on a foreign currency to establish the price in U.S.
dollars of a security denominated in such currency that the fund has acquired or
expects to acquire.

Positions taken in the futures markets are not normally held to maturity but are
instead liquidated through offsetting  transactions which may result in a profit
or a loss.  While  futures  contracts on  securities or currency will usually be
liquidated in this manner,  the fund may instead make, or take,  delivery of the
underlying securities or currency whenever it appears economically  advantageous
to do so. A clearing  corporation  associated with the exchange on which futures
on securities or currency are traded guarantees that, if still open, the sale or
purchase will be performed on the settlement date.

Hedging  Strategies.  Hedging,  by use of futures contracts,  seeks to establish
with more certainty the effective  price,  rate of return and currency  exchange
rate on portfolio  securities and  securities  that the fund owns or proposes to
acquire.  The fund may,  for  example,  take a "short"  position  in the futures
market by selling  futures  contracts in order to hedge  against an  anticipated
rise in interest  rates or a decline in market prices or foreign  currency rates
that would adversely affect the value of the fund's portfolio  securities.  Such
futures  contracts may include  contracts for the future  delivery of securities
held by the fund or  securities  with  characteristics  similar  to those of the
fund's portfolio securities. Similarly, the fund may sell futures contracts in a
foreign  currency in which its portfolio  securities  are  denominated or in one
currency to hedge against fluctuations in the value of securities denominated in
a  different  currency  if  there  is  an  established   historical  pattern  of
correlation between the two currencies.  If, in the opinion of Pioneer, there is
a sufficient degree of correlation between price trends for the fund's portfolio
securities  and  futures   contracts  based  on  other  financial   instruments,
securities  indices or other indices,  the fund may also enter into such futures
contracts as part of its hedging  strategies.  Although under some circumstances
prices of securities  in the fund's  portfolio may be more or less volatile than
prices of such futures contracts, Pioneer will attempt to estimate the extent of
this volatility  difference based on historical  patterns and compensate for any
such  differential  by having the fund enter into a greater or lesser  number of
futures contracts or by attempting to achieve only a partial hedge against price
changes  affecting  the  fund's  portfolio  securities.  When  hedging  of  this
character is successful,  any depreciation in the value of portfolio  securities
will be  substantially  offset  by  appreciation  in the  value  of the  futures
position. On the other hand, any unanticipated  appreciation in the value of the
fund's portfolio  securities  would be substantially  offset by a decline in the
value of the futures position.

On other  occasions,  the fund may take a "long" position by purchasing  futures
contracts.  This may be  done,  for  example,  when  the  fund  anticipates  the
subsequent purchase of particular securities when it has the necessary cash, but
expects the prices or currency  exchange  rates then available in the applicable
market to be less favorable than prices or rates that are currently available.

Options on Futures Contracts. The acquisition of put and call options on futures
contracts will give the fund the right (but not the  obligation) for a specified
price to sell or to purchase,  respectively,  the underlying futures contract at
any time during the option  period.  As the  purchaser of an option on a futures
contract, the fund obtains the benefit of the futures position if prices move in
a favorable direction but limits its risk of loss in the event of an unfavorable
price movement to the loss of the premium and transaction costs.

The writing of a call option on a futures contract generates a premium which may
partially offset a decline in the value of the fund's assets.  By writing a call
option,  the fund becomes  obligated,  in exchange  for the  premium,  to sell a
futures  contract  (if the option is  exercised),  which may have a value
                                       17
<PAGE>
higher than the  exercise  price.  Conversely,  the writing of a put option on a
futures  contract  generates a premium which may partially offset an increase in
the price of  securities  that the fund intends to purchase.  However,  the fund
becomes  obligated to purchase a futures  contract (if the option is  exercised)
which may have a value lower than the exercise price. Thus, the loss incurred by
the fund in writing  options on futures is potentially  unlimited and may exceed
the amount of the premium  received.  The fund will incur  transaction  costs in
connection with the writing of options on futures.

The  holder or writer of an option  on a  futures  contract  may  terminate  its
position by selling or purchasing an offsetting option on the same series. There
is no guarantee  that such  closing  transactions  can be  effected.  The fund's
ability to establish  and close out positions on such options will be subject to
the development and maintenance of a liquid market.

Other  Considerations.  The fund will  engage in  futures  and  related  options
transactions  only for bona fide hedging or  non-hedging  purposes in accordance
with  CFTC  regulations  which  permit  principals  of  an  investment   company
registered under the 1940 Act to engage in such transactions without registering
as commodity pool operators. The fund will determine that the price fluctuations
in the futures  contracts  and options on futures used for hedging  purposes are
substantially  related to price  fluctuations  in securities held by the fund or
which the fund expects to purchase.  Except as stated below,  the fund's futures
transactions  will be  entered  into  for  traditional  hedging  purposes--i.e.,
futures  contracts  will be sold to  protect  against a decline  in the price of
securities (or the currency in which they are  denominated)  that the fund owns,
or futures  contracts  will be purchased to protect the fund against an increase
in the price of securities  (or the currency in which they are  denominated)  it
intends to purchase.  As evidence of this hedging intent,  the fund expects that
on 75% or more of the  occasions  on  which it takes a long  futures  or  option
position  (involving  the  purchase  of futures  contracts),  the fund will have
purchased,  or will be in the  process  of  purchasing,  equivalent  amounts  of
related  securities or assets  denominated  in the related  currency in the cash
market at the time when the futures or option  position is closed out.  However,
in particular cases, when it is economically advantageous for the fund to do so,
a long futures  position may be terminated  or an option may expire  without the
corresponding purchase of securities or other assets.

As an alternative to literal compliance with the bona fide hedging definition, a
CFTC regulation permits the fund to elect to comply with a different test, under
which the sum of the amounts of initial margin  deposits on the fund's  existing
non-hedging  futures  contracts and premiums paid for options on futures entered
into for  non-hedging  purposes  (net of the  amount the  positions  are "in the
money") would not exceed 5% of the market value of the fund's total assets.  The
fund will engage in transactions  in futures  contracts and related options only
to the extent such transactions are consistent with the requirements of the Code
for maintaining its qualification as a regulated  investment company for federal
income tax purposes.

Futures  contracts and related options involve  brokerage costs,  require margin
deposits  and,  in the case of  contracts  and  options  obligating  the fund to
purchase securities or currencies, require the fund to segregate assets to cover
such contracts and options.

While  transactions  in futures  contracts  and  options  on futures  may reduce
certain risks,  such transactions  themselves entail certain other risks.  Thus,
while the fund may  benefit  from the use of futures  and  options  on  futures,
unanticipated changes in interest rates,  securities prices or currency exchange
rates may result in a poorer overall performance for the fund than if it had not
entered into any futures contracts or options  transactions.  In the event of an
imperfect  correlation between a futures position and a portfolio position which
is intended to be protected,  the desired protection may not be obtained and the
fund  may be  exposed  to risk of loss.  It is not  possible  to hedge  fully or
perfectly  against the effect of currency  fluctuations  on the value of foreign
securities because currency  movements impact the value of different  securities
in differing degree.
                                       18
<PAGE>
Lending of Portfolio Securities

The fund may lend  portfolio  securities  to member  firms of the New York Stock
Exchange  (the  "Exchange")  under  agreements  which  require that the loans be
secured  continuously by collateral in cash, cash  equivalents or U.S.  Treasury
bills  maintained  on a current  basis at an amount at least equal to the market
value of the securities  loaned. The fund continues to receive the equivalent of
the interest or dividends paid by the issuer on the securities loaned as well as
the benefit of an increase and the detriment of any decrease in the market value
of the securities loaned and would also receive compensation based on investment
of the  collateral.  The fund  would  not,  however,  have the right to vote any
securities having voting rights during the existence of the loan, but would call
the loan in  anticipation  of an important vote to be taken among holders of the
securities  or of the giving or  withholding  of  consent  on a material  matter
affecting the investment.

As with other extensions of credit, there are risks of delay in recovery or even
loss of rights in the  collateral  should the  borrower of the  securities  fail
financially.  The fund will lend  portfolio  securities  only to firms that have
been  approved  in advance by the Board of  Trustees,  which  will  monitor  the
creditworthiness of any such firms. At no time would the value of the securities
loaned exceed 30% of the value of the fund's total assets.


Mortgage Dollar Rolls. The fund may enter into mortgage "dollar rolls" in which
the fund sells  securities for delivery in the current month and  simultaneously
contracts with the same  counterparty to repurchase  similar (same type,  coupon
and maturity),  but not identical  securities on a specified future date. During
the roll period, the fund loses the right to receive principal and interest paid
on the  securities  sold.  However,  the fund would benefit to the extent of any
difference  between the price  received  for the  securities  sold and the lower
forward price for the future  purchase  (often referred to as the "drop") or fee
income plus the  interest  earned on the cash  proceeds of the  securities  sold
until the settlement date of the forward  purchase.  Unless such benefits exceed
the income,  capital  appreciation and gain or loss due to mortgage  prepayments
that would have been  realized on the  securities  sold as part of the  mortgage
dollar roll, the use of this technique will diminish the investment  performance
of the fund compared with what such performance  would have been without the use
of mortgage dollar rolls. All cash proceeds will be invested in instruments that
are  permissible  investments for the fund. The fund will hold and maintain in a
segregated  account until the  settlement  date cash or liquid,  high grade debt
securities in an amount equal to its forward purchase price.


For financial reporting and tax purposes,  the fund treats mortgage dollar rolls
as two separate  transactions;  one  involving  the purchase of a security and a
separate  transaction  involving a sale.  The fund does not currently  intend to
enter into mortgage dollar rolls that are accounted for as a financing.

Mortgage  dollar rolls involve  certain risks  including the  following:  if the
broker-dealer to whom the fund sells the security becomes insolvent,  the fund's
right to purchase or repurchase the  mortgage-related  securities subject to the
mortgage  dollar roll may be  restricted  and the  instrument  which the fund is
required  to  repurchase  may be worth  less than an  instrument  which the fund
originally  held.  Successful  use of  mortgage  dollar  rolls will  depend upon
Pioneer's ability to manage its interest rate and mortgage prepayments exposure.
For these  reasons,  there is no  assurance  that  mortgage  dollar rolls can be
successfully employed.

Investment Restrictions

With the  exception of forward  foreign  currency  exchange  contracts,  forward
commitments and repurchase  agreements,  the fund does not intend to invest more
than 5% of its assets  during the current  fiscal year in any of the investments
permitted by the exceptions set forth in paragraph (7) below.

Fundamental  Investment  Restrictions.  The fund has adopted certain  investment
restrictions  which,  along with the  fund's  investment  objective,  may not be
changed  without  the  affirmative  vote of the
                                       19
<PAGE>
holders of a "majority of the outstanding  voting securities" (as defined in the
1940 Act) of the fund. The fund may not:

(1) Issue senior securities,  except as permitted by paragraphs (2), (6) and (7)
below.  For purposes of this  restriction,  the issuance of shares of beneficial
interest in multiple classes or series, the purchase or sale of options, futures
contracts and options on futures contracts, forward commitments, forward foreign
exchange contracts and repurchase agreements entered into in accordance with the
fund's  investment  policy,  and the pledge,  mortgage or  hypothecation  of the
fund's  assets  within the meaning of  paragraph  (3) below are not deemed to be
senior securities.

(2) Borrow  money,  except from banks as a temporary  measure for  extraordinary
emergency  purposes in amounts not to exceed 33 1/3% of the fund's  total assets
(including  the amount  borrowed)  taken at market value.  The fund will not use
leverage to attempt to increase  income.  The fund will not purchase  securities
while outstanding borrowings exceed 5% of the fund's total assets.

(3) Pledge,  mortgage,  or hypothecate its assets, except to secure indebtedness
permitted by paragraph (2) above and then only if such  pledging,  mortgaging or
hypothecating does not exceed 33 1/3% of the fund's total assets taken at market
value.

(4) Act as an  underwriter,  except to the extent that, in  connection  with the
disposition of portfolio securities, the fund may be deemed to be an underwriter
for purposes of the 1933 Act.

(5) Purchase or sell real estate or any interest  therein,  except that the fund
may invest in securities secured by real estate or marketable  interests therein
or securities issued by companies (other than real estate limited  partnerships)
that invest in real estate or interests therein.

(6) Make loans, except that the fund may lend portfolio  securities,  enter into
repurchase  agreements,  and purchase bank certificates of deposit, a portion of
an issue of publicly  distributed  bonds,  bank loan  participation  agreements,
bankers'  acceptances,  debentures  and  other  securities,  whether  or not the
purchase is made upon the original  issuance of the  securities,  in  accordance
with its investment policies.

(7)  Invest  in  commodities  or  commodity  contracts  or in  puts,  calls,  or
combinations  of both,  except  interest  rate  futures  contracts,  options  on
securities,  securities  indices,  currency  and  other  financial  instruments,
futures  contracts  on  securities,   securities  indices,  currency  and  other
financial  instruments  and options on such futures  contracts,  forward foreign
currency exchange contracts,  forward commitments,  securities index put or call
warrants and repurchase  agreements  entered into in accordance  with the fund's
investment policies.

(8)  Purchase  securities  of an issuer  (other  than the U.S.  Government,  its
agencies or instrumentalities), if

         (a) such  purchase  would cause more than 5% of the fund's total assets
taken at market value to be invested in the securities of such issuer, or

         (b) such  purchase  would at the time  result  in more  than 10% of the
outstanding voting securities of such issuer being held by the fund.

It is a fundamental  policy of the fund not to  concentrate  its  investments in
securities  of  companies  in any  particular  industry.  Following  the current
opinion of the staff of the SEC,  investments  are  concentrated in a particular
industry if such  investments  aggregate 25% or more of the fund's total assets.
The fund's policy does not apply to investments in U.S. Government securities.
                                       20
<PAGE>
Non-fundamental  Investment  Restrictions.  The following restrictions have been
designated as  non-fundamental  and may be changed by a vote of the fund's Board
of Trustees  without  approval of  shareholders.  The fund has agreed to many of
these non-fundamental restrictions in connection with the offering of its shares
in various states and foreign countries.

The fund may not:

(a)  Purchase  securities  on margin or make short sales unless by virtue of its
ownership  of other  securities,  the fund has the  right to  obtain  securities
equivalent  in kind and  amount  to the  securities  sold  and,  if the right is
conditional, the sale is made upon the same conditions, except that the fund may
obtain  such  short-term  credits  as may be  necessary  for  the  clearance  of
purchases and sales of securities and in connection with transactions  involving
forward foreign currency exchange transactions.

(b) Invest in companies for the purpose of exercising control or management.

3.       MANAGEMENT OF THE FUND

The fund's Board of Trustees  provides broad supervision over the affairs of the
fund. The officers of the fund are  responsible for the fund's  operations.  The
Trustees and  executive  officers of the fund are listed  below,  together  with
their principal  occupations  during the past five years. An asterisk  indicates
those Trustees who are interested  persons of the fund within the meaning of the
1940 Act.

JOHN F. COGAN, JR.*, CHAIRMAN OF THE BOARD, PRESIDENT AND TRUSTEE,
DOB: JUNE 1926

President, Chief Executive Officer and a Director of The Pioneer Group,
Inc. ("PGI"); Chairman and a Director of Pioneer, Pioneer Funds Distributor,
Inc. ("PFD"), Pioneer Goldfields Limited, Teberebie Goldfields Limited, Closed
Joint-Stock Company "Amgun-Forest," Closed Joint-Stock Company "Udinskoye" and
Closed Joint-Stock Company "Tas-Yurjah" Mining Company; Director of Pioneer Real
Estate Advisors, Inc. ("PREA"), Pioneer Forest, Inc., Pioneer Explorer, Inc.,
Pioneer Management (Ireland) Ltd. ("PMIL"), Pioneer First Investment Fund and
Closed Joint-Stock Company "Forest-Starma"; President and Director of Pioneer
Metals and Technology, Inc. ("PMT"), Pioneer International Corp. ("PIntl"),
Pioneer First Russia, Inc. and Pioneer Omega, Inc. ("Pioneer Omega"); Chairman
of the Supervisory Board of Pioneer Fonds Marketing, GmbH, Pioneer First Polish
Investment Fund Joint Stock Company, S.A. ("Pioneer First Polish") and Pioneer
Czech Investment Company, A.S. ("Pioneer Czech"); Member of the Supervisory
Board of Pioneer Universal Pension Fund Company; Chairman, President and Trustee
of all of the Pioneer mutual funds; Director of Pioneer Global Equity Fund Plc,
Pioneer Global Bond Fund Plc, Pioneer Euro Reserve Fund Plc, Pioneer European
Equity Fund Plc, Pioneer Emerging Europe Fund Plc, Pioneer US Real Estate Fund
Plc, Pioneer U.S. Growth Fund Plc, Pioneer Diversified Income Fund Plc, Pioneer
Diversified Income Fund Plc and Pioneer America Fund Plc (collectively, the
"Irish Funds"); and Partner, Hale and Dorr LLP (counsel to PGI and the
fund).

Pioneer First Polish Investment Fund Joint Stock Company, S.A. ("Pioneer
First Polish") and Pioneer Czech Investment Company, A.S. ("Pioneer Czech");
Member of the Supervisory Board of Pioneer Universal Pension Fund Company;
Chairman, President and Trustee of all of the Pioneer mutual funds; Director of
Pioneer Global Equity Fund Plc, Pioneer Global Bond Fund Plc, Pioneer Euro
Reserve Fund Plc, Pioneer European Equity Fund Plc, Pioneer Emerging Europe Fund
Plc, Pioneer US Real Estate Fund Plc and Pioneer U.S. Growth Fund Plc
(collectively, the "Irish Funds"); and Partner, Hale and Dorr LLP (counsel to
PGI and the fund).

MARY K. BUSH, TRUSTEE, DOB: APRIL 1948
4201 CATHEDRAL AVENUE, NW, WASHINGTON, DC 20016

President, Bush & Co. (international financial advisory firm); Director and/or
Trustee of Mortgage Guaranty Insurance Corporation, Novecon Management Company,
Hoover Institution, Folger Shakespeare Library, March of Dimes, Project 2000,
Inc. (not-for-profit educational organization), Wilberforce University and
Texaco, Inc.; Advisory Board Member, Washington Mutual Investors Fund
(registered investment company); and Trustee of all of the Pioneer mutual funds,
except Pioneer Variable Contracts Trust.

RICHARD H. EGDAHL, M.D., TRUSTEE, DOB: DECEMBER 1926
BOSTON UNIVERSITY HEALTH POLICY INSTITUTE, 53 BAY STATE ROAD, BOSTON, MA 02215
Alexander Graham Bell Professor of Health Care Entrepreneurship, Boston
University; Professor of Management, Boston University School of Management;
Professor of Public Health, Boston University School of Public Health; Professor
of Surgery, Boston University School of Medicine; University Professor, Boston
University; Director, Boston University Health Policy Institute, Boston
University Program for Health Care Entrepreneurship, CORE (management of
workers' compensation and disability costs - Nasdaq National Market), and
WellSpace (provider of complementary health care); Trustee, Boston Medical
Center; Honorary Trustee, Franciscan Children's Hospital; and Trustee of all of
the Pioneer mutual funds.

MARGARET B.W. GRAHAM, TRUSTEE, DOB: MAY 1947
THE KEEP, P.O. BOX 110, LITTLE DEER ISLE, ME 04650

Founding Director, The Winthrop Group, Inc. (consulting firm); Manager of
Research Operations, Xerox Palo Alto Research Center, from 1991 to 1994;
formerly Professor of Operations Management and Management of Technology and
Associate Dean, Boston University School of Management; and Trustee of all of
the Pioneer mutual funds, except Pioneer Variable Contracts Trust.

JOHN W. KENDRICK, TRUSTEE, DOB: JULY 1917
6363 WATERWAY DRIVE, FALLS CHURCH, VA 22044
Professor Emeritus, George Washington University; Director, American
Productivity and Quality Center; Adjunct Scholar, American Enterprise Institute;
Economic Consultant; and Trustee of all of the Pioneer mutual funds, except
Pioneer Variable Contracts Trust.


MARGUERITE A. PIRET, TRUSTEE, DOB: MAY 1948
ONE BOSTON PLACE, 26TH FLOOR, BOSTON, MA 02108
President, Newbury, Piret & Company, Inc. (merchant banking firm); Trustee of
Boston Medical Center; Member of the Board of Governors of the Investment
Company Institute; Director, Organogenesis Inc. (tissue engineering company);
and Trustee of all of the Pioneer mutual funds.

<PAGE>


DAVID D. TRIPPLE*, TRUSTEE AND EXECUTIVE VICE PRESIDENT, DOB: FEBRUARY 1944

Executive Vice President and a Director of PGI; President and a Director of
Pioneer and PFD; Director of Pioneering Services Corporation ("PSC"), PIntl,
PREA, Pioneer Omega, PMIL, Pioneer First Investment Fund and the Irish Funds;
Member of the Supervisory Board of Pioneer First Polish and Pioneer Czech;
and Executive Vice President and Trustee of all of the Pioneer mutual funds.

STEPHEN K. WEST, TRUSTEE, DOB: SEPTEMBER 1928
125 BROAD STREET, NEW YORK, NY 10004

Of Counsel, Sullivan & Cromwell (law firm); Director, Kleinwort Benson
Australian Income Fund, Inc. since May 1997 and The Swiss Helvetia Fund, Inc.
since 1995 (investment companies), AMVESCAP PLC (investment managers) since 1997
and ING American Insurance Holdings, Inc; Trustee, The Winthrop Focus Funds
(mutual funds); and Trustee of all of the Pioneer mutual funds.

JOHN WINTHROP, TRUSTEE, DOB: JUNE 1936
ONE NORTH ADGERS WHARF, CHARLESTON, SC 29401
President, John Winthrop & Co., Inc. (private investment firm); Director of
NUI Corp. (energy sales, services and distribution); and Trustee of all of the
Pioneer mutual funds, except Pioneer Variable Contracts Trust.


ERIC W. RECKARD, TREASURER, DOB: June 1956
Executive Vice President, Chief Financial Officer and Treasurer of PGI
since June 1999; Treasurer of Pioneer, PFD, PSC, PIntl, PREA, PMT and Pioneer
Omega since June 1999; Vice President-Corporate Finance of PGI from February
1999 to June 1999; Manager of Business Planning and Internal Audit of PGI since
September 1996; Manager of Fund Accounting of Pioneer since May 1994; Manager of
Auditing, Compliance and Business Analysis for PGI prior to May 1994; and
Treasurer of all of the Pioneer mutual funds (Assistant Treasurer prior to June
1999).

JOSEPH P. BARRI, SECRETARY, DOB: AUGUST 1946
Corporate Secretary of PGI and most of its subsidiaries; Secretary of all of the
Pioneer mutual funds; and Partner, Hale and Dorr LLP.


VINCENT NAVE, ASSISTANT TREASURER, DOB: June 1945
Vice President-Fund Accounting, Administration and Custody Services of
Pioneer (Manager from September 1996 to February 1999); Senior Vice President of
The Boston Company's Investor Services Group prior to July 1994; and Assistant
Treasurer of all of the Pioneer mutual funds since June 1999.


ROBERT P. NAULT, ASSISTANT SECRETARY, DOB: MARCH 1964
Senior Vice President, General Counsel and Assistant Secretary of PGI since
1995; Assistant Secretary of Pioneer, certain other PGI subsidiaries and all of
the Pioneer mutual funds; Assistant Clerk of PFD and PSC; and junior partner of
Hale and Dorr LLP prior to 1995.

The business address of all officers is 60 State Street,  Boston,  Massachusetts
02109.

All of the outstanding capital stock of PFD, Pioneer and PSC is owned,  directly
or  indirectly,  by PGI, a publicly  owned Delaware  corporation.  Pioneer,  the
fund's  investment  adviser,  serves as the  investment  adviser for the Pioneer
mutual funds and manages the investments of certain institutional accounts.

The table below lists all of the U.S.-registered  Pioneer mutual funds currently
offered to the public and the investment  adviser and principal  underwriter for
each fund.
<TABLE>
<CAPTION>
- ------------------------------------------------------- ------------------------- ----------------
<S>                                                     <C>                       <C>
                                                                                  Principal
Fund Name                                               Investment Adviser        Underwriter
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------

Pioneer International Growth Fund                       Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Europe Fund                                     Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer World Equity Fund                               Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Emerging Markets Fund                           Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Indo-Asia Fund                                  Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Capital Growth Fund                             Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Mid-Cap Fund                                    Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Growth Shares                                   Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Small Company Fund                              Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Independence Fund                               Pioneer                   Note 1
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Micro-Cap Fund                                  Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Gold Shares                                     Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Balanced Fund                                   Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Equity-Income Fund                              Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Fund                                            Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer II                                              Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Real Estate Shares                              Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Short-Term Income Trust                         Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer America Income Trust                            Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Bond Fund                                       Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Intermediate Tax-Free Fund                      Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Tax-Free Income Fund                            Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Cash Reserves Fund                              Pioneer                   PFD
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Interest Shares                                 Pioneer                   Note 2
- ------------------------------------------------------- ------------------------- ----------------
- ------------------------------------------------------- ------------------------- ----------------
Pioneer Variable Contracts Trust                        Pioneer                   Note 3
- ------------------------------------------------------- ------------------------- ----------------
</TABLE>
Note 1 This  fund is  available  to the  general  public  only  through  Pioneer
Independence Plans, a systematic investment plan sponsored by PFD.
                                       23
<PAGE>
Note 2 This fund is a closed-end fund.

Note 3 This is a series of 12 separate portfolios designed to provide investment
vehicles  for the  variable  annuity and variable  life  insurance  contracts of
various insurance companies or for certain qualified pension plans.

Share Ownership

See  Appendix A for annual  information  on the  ownership of fund shares by the
Trustees,  the fund's officers and owners in excess of 5% of any class of shares
of the fund.

Compensation of Officers and Trustees

The fund pays no  salaries  or  compensation  to any of its  officers.  The fund
compensates  each Trustee who is not affiliated  with PGI,  Pioneer,  PFD or PSC
with a base fee, a variable fee calculated on the basis of average net assets of
the fund, per meeting fees,  and annual  committee  participation  fees for each
committee  member or  chairperson  that are based on  percentages  of his or her
aggregate annual fee. See the fee table in Appendix A.

Sales  Loads.  Current and former  Trustees  and  officers of the fund and other
qualifying  persons may purchase  the fund's  Class A shares  without an initial
sales charge.

4.       INVESTMENT ADVISER

The fund has contracted with Pioneer to act as its investment  adviser.  Pioneer
is a wholly owned  subsidiary of PGI. PGI is engaged in the  financial  services
business in the U.S. and other  countries.  Certain  Trustees or officers of the
fund  are  also  directors  and/or  officers  of PGI and its  subsidiaries  (see
management biographies above).

As the fund's  investment  adviser,  Pioneer  provides the fund with  investment
research,  advice and  supervision  and furnishes an investment  program for the
fund consistent with the fund's  investment  objective and policies,  subject to
the  supervision  of the fund's  Trustees.  Pioneer  determines  what  portfolio
securities will be purchased or sold, arranges for the placing of orders for the
purchase or sale of portfolio  securities,  selects  brokers or dealers to place
those orders,  maintains books and records with respect to the fund's securities
transactions,  and  reports  to the  Trustees  on  the  fund's  investments  and
performance.

Under the terms of its contract  with the fund,  Pioneer pays all the  operating
expenses,  including executive salaries and the rental of office space, relating
to its services for the fund, with the exception of the following,  which are to
be paid by the fund: (a) charges and expenses for fund  accounting,  pricing and
appraisal services and related overhead,  including, to the extent such services
are  performed  by  personnel of Pioneer,  or its  affiliates,  office space and
facilities and personnel  compensation,  training and benefits;  (b) the charges
and  expenses  of  auditors;  (c) the charges  and  expenses  of any  custodian,
transfer agent, plan agent, dividend disbursing agent and registrar appointed by
the fund;  (d) issue and transfer  taxes,  chargeable  to the fund in connection
with  securities  transactions  to  which  the fund is a  party;  (e)  insurance
premiums,  interest charges,  dues and fees for membership in trade associations
and all taxes and corporate fees payable by the fund to federal,  state or other
governmental  agencies;  (f) fees  and  expenses  involved  in  registering  and
maintaining  registrations  of the fund  and/or its shares  with the SEC,  state
securities  agencies and foreign  jurisdictions,  including the  preparation  of
prospectuses  and  statements  of  additional  information  for filing with such
regulatory  agencies;  (g) all expenses of shareholders' and Trustees'  meetings
and  of  preparing,  printing  and  distributing  prospectuses,  notices,
                                       24
<PAGE>
proxy statements and all reports to shareholders  and to governmental  agencies;
(h) charges and expenses of legal counsel to the fund and the  Trustees;  (i) if
applicable, any distribution fees paid by the fund in accordance with Rule 12b-1
promulgated  by the SEC  pursuant  to the 1940 Act;  (j)  compensation  of those
Trustees  of the fund  who are not  affiliated  with or  interested  persons  of
Pioneer,  the  fund  (other  than  as  Trustees),  PGI or PFD;  (k) the  cost of
preparing and printing share  certificates;  and (l) interest on borrowed money,
if any. In addition,  the fund shall pay brokers' and  underwriting  commissions
chargeable to the fund in connection with  securities  transactions to which the
fund is a party.  The  Trustees'  approval  of and the  terms,  continuance  and
termination  of the  management  contract  are  governed by the 1940 Act and the
Investment  Advisers  Act of 1940,  as  applicable.  Pursuant to the  management
contract, Pioneer will not be liable for any error of judgment or mistake of law
or for any loss sustained by reason of the adoption of any investment  policy or
the  purchase,  sale or retention of any  securities  on the  recommendation  of
Pioneer.  Pioneer,  however,  is not  protected  against  liability by reason of
willful  misfeasance,  bad faith or gross  negligence in the  performance of its
duties or by reason of its  reckless  disregard  of its  obligations  and duties
under the management contract.


Advisory Fee. As compensation for its management services and expenses incurred,
and certain  expenses  which Pioneer incurs on behalf of the fund, the fund pays
Pioneer  an  annual  fee at the rate of 0.50% of the  fund's  average  daily net
assets up to $100 million,  0.45% of the next $200 million,  and 0.40% on assets
over $300  million.  The fee is normally  computed  and  accrued  daily and paid
monthly.


Effective December 1, 1993, Pioneer agreed not to impose all or a portion of its
management fee to the extent necessary to limit the Trust's expenses to 0.85% of
its average daily net assets.  This agreement is voluntary and temporary and may
be revised or terminated at any time.

See the table in Appendix A for management  fees paid to Pioneer during recently
completed fiscal years.

Administration  Agreement. The fund has entered into an administration agreement
with Pioneer  pursuant to which certain  accounting and legal services which are
expenses  payable by the fund under the  management  contract  are  performed by
Pioneer and pursuant to which Pioneer is  reimbursed  for its costs of providing
such services.

Potential Conflict of Interest. The fund is managed by Pioneer which also serves
as investment  adviser to other Pioneer  mutual funds and private  accounts with
investment  objectives  identical  or similar  to those of the fund.  Securities
frequently meet the investment  objectives of the fund, the other Pioneer mutual
funds and such  private  accounts.  In such cases,  the  decision to recommend a
purchase  to one fund or  account  rather  than  another is based on a number of
factors.  The determining  factors in most cases are the amount of securities of
the issuer then  outstanding,  the value of those  securities and the market for
them. Other factors considered in the investment  recommendations  include other
investments  which each fund or account  presently has in a particular  industry
and the availability of investment funds in each fund or account.

It is possible that at times identical  securities will be held by more than one
fund  and/or  account.  However,  positions  in the same  issue may vary and the
length of time that any fund or account may choose to hold its investment in the
same issue may  likewise  vary.  To the extent that more than one of the Pioneer
mutual funds or a private  account  managed by Pioneer seeks to acquire the same
security at about the same time,  the fund may not be able to acquire as large a
position in such security as it desires or it may have to pay a higher price for
the  security.  Similarly,  the  fund  may not be able to  obtain  as  large  an
execution  of an order to sell or as high a price for any  particular  portfolio
security  if  Pioneer  decides  to sell on behalf of  another  account  the same
portfolio  security at the same time. On the other hand, if the same  securities
are  bought  or sold at the same  time by more  than one  fund or  account,  the
resulting  participation in volume  transactions could produce better executions
for the fund.  In the event more than one  account  purchases  or sells the same
security  on a given  date,  the  purchases  and sales will  normally be
                                       25
<PAGE>
made as nearly as  practicable  on a pro rata basis in proportion to the amounts
desired to be purchased  or sold by each  account.  Although  the other  Pioneer
mutual funds may have the same or similar investment  objectives and policies as
the fund, their  portfolios do not generally  consist of the same investments as
the fund or each other, and their performance  results are likely to differ from
those of the fund.

Personal  Securities  Transactions.  In an effort to avoid conflicts of interest
with the fund,  the fund and  Pioneer  have  adopted  a code of  ethics  that is
designed to maintain a high standard of personal  conduct by directing  that all
personnel  defer to the  interests  of the fund and its  shareholders  in making
personal securities transactions.

5.       PRINCIPAL UNDERWRITER AND DISTRIBUTION PLANS

Principal Underwriter

PFD, 60 State Street, Boston,  Massachusetts 02109, is the principal underwriter
for the fund in connection with the continuous offering of its shares. PFD is an
indirect wholly owned subsidiary of PGI.

The fund entered into an underwriting agreement with PFD which provides that PFD
will bear  expenses  for the  distribution  of the  fund's  shares,  except  for
expenses  incurred by PFD for which it is reimbursed or  compensated by the fund
under the distribution plans (discussed below). PFD bears all expenses it incurs
in providing  services under the underwriting  agreement.  Such expenses include
compensation to its employees and  representatives and to securities dealers for
distribution-related  services  performed  for the fund.  PFD also pays  certain
expenses in connection with the distribution of the fund's shares, including the
cost  of  preparing,   printing  and  distributing  advertising  or  promotional
materials,   and  the  cost  of  printing  and  distributing   prospectuses  and
supplements to prospective shareholders.  The fund bears the cost of registering
its  shares  under  federal  and state  securities  law and the laws of  certain
foreign  countries.  Under  the  underwriting  agreement,  PFD will use its best
efforts in rendering services to the fund.

See "Class A Share  Sales  Charges"  for the  schedule of initial  sales  charge
reallowed to dealers as a percentage of the offering price of the fund's Class A
shares.

See the tables in Appendix A for  commissions  retained by PFD and  reallowed to
dealers in  connection  with PFD's  offering of the fund's Class A shares during
recently completed fiscal years.

The fund will not generally issue fund shares for consideration other than cash.
At  the  fund's  sole  discretion,   however,  it  may  issue  fund  shares  for
consideration  other than cash in  connection  with a bona fide  reorganization,
statutory merger or other acquisition of portfolio securities.

Distribution Plans

The fund has  adopted a plan of  distribution  pursuant  to Rule 12b-1 under the
1940 Act with  respect to its Class A shares  (the "Class A Plan") and a plan of
distribution  with respect to its Class B shares (the "Class B Plan") (together,
the "Plans"),  pursuant to which certain  distribution and service fees are paid
to PFD.  Because  of the  Plans,  long-term  shareholders  may pay more than the
economic  equivalent  of the maximum  sales  charge  permitted  by the  National
Association  of  Securities  Dealers,  Inc.  (the "NASD")  regarding  investment
companies.

Class A Plan.  Pursuant  to the  Class A Plan  the fund  reimburses  PFD for its
actual  expenditures to finance any activity primarily intended to result in the
sale of Class A shares or to  provide  services  to  holders  of Class A shares,
provided the categories
                                       26
<PAGE>
of expenses for which reimbursement is made are approved
by the Board of  Trustees.  The Board of Trustees  has  approved  the  following
categories  of expenses  that may be  reimbursed  under the Class A Plan:  (i) a
service fee to be paid to  qualified  broker-dealers  in an amount not to exceed
0.25% per annum of the fund's daily net assets  attributable  to Class A shares;
(ii) reimbursement to PFD for its expenditures for broker-dealer commissions and
employee  compensation  on certain  sales of the fund's  Class A shares  with no
initial sales charge;  and (iii)  reimbursement to PFD for expenses  incurred in
providing  services to Class A shareholders  and supporting  broker-dealers  and
other  organizations  (such as banks and trust  companies)  in their  efforts to
provide such services.  Banks are currently  prohibited under the Glass-Steagall
Act from providing certain underwriting or distribution  services.  If a bank is
prohibited  from  acting  in any  capacity  or  providing  any of the  described
services,  management  will consider what action,  if any, would be appropriate.
The  expenses of the fund  pursuant  to the Class A Plan are accrued  daily at a
rate which may not exceed the annual rate of 0.25% of the fund's  average  daily
net assets  attributable  to Class A shares.  Distribution  expenses  of PFD are
expected to  substantially  exceed the  distribution  fees paid by the fund in a
given year.

The Class A Plan does not provide for the  carryover  of  reimbursable  expenses
beyond 12 months from the time the fund is first  invoiced  for an expense.  The
limited  carryover  provision  in the  Class A Plan  may  result  in an  expense
invoiced to the fund in one fiscal year being paid in the subsequent fiscal year
and thus being treated for purposes of calculating  the maximum  expenditures of
the fund as having been incurred in the subsequent  fiscal year. In the event of
termination  or  non-continuance  of the Class A Plan, the fund has 12 months to
reimburse   any  expense   which  it  incurs  prior  to  such   termination   or
non-continuance,  provided that payments by the fund during such 12-month period
shall not exceed 0.25% of the fund's  average daily net assets  attributable  to
Class A shares  during such period.  See  Appendix A for the amount,  if any, of
carryover  of  distribution  expenses as of the end of the most recent  calendar
year.

Class B Plan.  Commissions  on the sale of Class B shares  equal to 3.75% of the
amount invested are paid to  broker-dealers  who have sales agreements with PFD.
PFD may also  advance to dealers the  first-year  service fee payable  under the
Class B Plan at a rate up to 0.25% of the  purchase  price  of such  shares.  As
compensation for such advance of the service fee, PFD may retain the service fee
paid by the fund with respect to such shares for the first year after purchase.

The Class B Plan provides that the fund shall pay PFD, as the fund's distributor
for its Class B shares,  a daily  distribution  fee equal on an annual  basis to
0.75% of the fund's average daily net assets  attributable to Class B shares and
will pay PFD a service fee equal to 0.25% of the fund's average daily net assets
attributable to Class B shares (which PFD will in turn pay to securities dealers
which  enter  into a sales  agreement  with  PFD at a rate of up to 0.25% of the
fund's  average  daily  net  assets  attributable  to  Class B  shares  owned by
investors  for whom that  securities  dealer is the holder or dealer of record).
This service fee is intended to be in consideration of personal  services and/or
account  maintenance  services  rendered by the dealer  with  respect to Class B
shares.  Commencing in the 13th month  following the purchase of Class B shares,
dealers will become  eligible for additional  annual service fees of up to 0.25%
of the net asset value of such shares. Dealers may from time to time be required
to meet certain  other  criteria in order to receive  service  fees.  PFD or its
affiliates  are entitled to retain all service  fees  payable  under the Class B
Plan for which there is no dealer of record or for which qualification standards
have not been met as partial  consideration for personal services and/or account
maintenance  services  performed  by  PFD  or  its  affiliates  for  shareholder
accounts.

The  purpose  of  distribution  payments  to PFD  under  the  Class B Plan is to
compensate PFD for its  distribution  services with respect to Class B shares of
the fund.  PFD pays  commissions  to dealers  as well as  expenses  of  printing
prospectuses  and reports used for sales purposes,  expenses with respect to the
preparation  and  printing of sales  literature  and other  distribution-related
expenses,   including,   without  limitation,  the  cost  necessary  to  provide
distribution-related   services,  or  personnel,  travel,  office  expenses  and
equipment.  The Class B Plan also provides that PFD will receive all  contingent
deferred  sales  charges  ("CDSCs")  attributable  to  Class  B  shares.  When a
broker-dealer sells Class B shares and elects,
                                       27
<PAGE>
with PFD's approval,  to waive its right to receive the commission normally paid
at the time of the sale, PFD may cause all or a portion of the distribution fees
described above to be paid to the broker-dealer.

The Class B Plan and underwriting agreement were amended effective September 30,
1998 to permit  PFD to sell its right to  receive  distribution  fees  under the
Class B Plan and CDSCs to third parties.  PFD enters into such  transactions  to
finance  the  payment  of  commissions  to brokers at the time of sale and other
distribution-related  expenses. In connection with such amendments, the fund has
agreed that the distribution fee will not be terminated or modified (including a
modification by change in the rules relating to the conversion of Class B shares
into Class A shares) with respect to Class B shares (a) issued prior to the date
of any termination or modification or (b)  attributable to Class B shares issued
through one or a series of exchanges of shares of another investment company for
which PFD acts as principal underwriter which were initially issued prior to the
date  of such  termination  or  modification  or (c)  issued  as a  dividend  or
distribution  upon Class B shares  initially  issued or  attributable to Class B
shares issued prior to the date of any such termination or modification except:

         (i) to the extent  required  by a change in the 1940 Act,  the rules or
regulations under the 1940 Act, the Conduct Rules of the NASD or an order of any
court or governmental agency, in each case enacted,  issued or promulgated after
September 30, 1998;

         (ii)  in connection  with  a  Complete  Termination  (as defined in the
Class B Plan); or

         (iii) on a basis,  determined  by the Board of Trustees  acting in good
faith,  so long as from and after the  effective  date of such  modification  or
termination:  neither the fund, the adviser nor certain affiliates pay, directly
or  indirectly,  a fee to any person for the  provision  of personal and account
maintenance  services (as such terms are used in the Conduct  Rules of the NASD)
to the holders of Class B shares of the fund and the termination or modification
of the  distribution  fee  applies  with  equal  effect  to all  Class B  shares
outstanding from time to time.

The Class B Plan also  provides  that PFD shall be deemed to have  performed all
services  required  to be  performed  in order to be  entitled  to  receive  the
distribution  fee, if any,  payable  with respect to Class B shares sold through
PFD upon the  settlement  date of the sale of such Class B shares or in the case
of Class B shares  issued  through  one or a series  of  exchanges  of shares of
another investment company for which PFD acts as principal underwriter or issued
as a dividend or distribution upon Class B shares, on the settlement date of the
first  sale on a  commission  basis of a Class B share  from  which such Class B
share was derived.

In the amendments to the underwriting agreement, the fund agreed that subsequent
to the  issuance  of a Class B share,  it would not take any  action to waive or
change any CDSC  (including a change in the rules  applicable  to  conversion of
Class B shares into another class) in respect of such Class B shares, except (i)
as provided in the fund's  prospectus or statement of additional  information in
effect on September  30,  1998,  or (ii) as required by a change in the 1940 Act
and the rules and regulations  thereunder,  the Conduct Rules of the NASD or any
order of any court or governmental  agency enacted,  issued or promulgated after
September 30, 1998.

General

In accordance  with the terms of each Plan,  PFD provides to the fund for review
by the Trustees a quarterly  written  report of the amounts  expended  under the
Plan and the purposes for which such  expenditures  were made.  In the Trustees'
quarterly review of the Plans, they will consider the continued  appropriateness
and the level of reimbursement or compensation the Plans provide.
                                       28
<PAGE>
No  interested  person of the fund,  nor any  Trustee  of the fund who is not an
interested person of the fund, has any direct or indirect  financial interest in
the  operation  of the Plans  except to the extent  that PFD and  certain of its
employees  may be deemed to have such an  interest  as a result of  receiving  a
portion of the  amounts  expended  under the Plans by the fund and except to the
extent certain officers may have an interest in PFD's ultimate parent, PGI.

Each Plan's  adoption,  terms,  continuance and termination are governed by Rule
12b-1  under  the 1940 Act.  The  Board of  Trustees  believes  that  there is a
reasonable  likelihood  that the Plans will benefit the fund and its current and
future  shareholders.  The Plans may not be amended to increase  materially  the
annual  percentage  limitation  of average net assets which may be spent for the
services  described  therein  without  approval of the  shareholders of the fund
affected thereby,  and material amendments of the Plans must also be approved by
the Trustees as provided in Rule 12b-1.

See  Appendix  A for fund  expenses  under the Class A Plan and Class B Plan and
CDSCs paid to PFD for the most recently completed fiscal year.

Upon  redemption,  Class A shares may be subject to a 1% CDSC and Class B shares
are subject to a CDSC at a rate  declining from a maximum 4% of the lower of the
cost or market value of the shares.

6.       SHAREHOLDER SERVICING/TRANSFER AGENT

The fund has contracted with PSC, 60 State Street, Boston,  Massachusetts 02109,
to act as shareholder servicing and transfer agent for the fund.

Under  the  terms  of its  contract  with the  fund,  PSC  services  shareholder
accounts,  and  its  duties  include:  (i)  processing  sales,  redemptions  and
exchanges of shares of the fund; (ii)  distributing  dividends and capital gains
associated with the fund's portfolio;  and (iii) maintaining account records and
responding to shareholder inquiries.


PSC  receives  an annual fee of $33.00 for each Class A and Class B  shareholder
account from the fund as compensation  for the services  described above. PSC is
also reimbursed by the fund for its cash  out-of-pocket  expenditures.  The fund
may  compensate  entities  which have agreed to provide  certain  sub-accounting
services such as specific transaction processing and recordkeeping services. Any
such  payments  by the fund would be in lieu of the per  account fee which would
otherwise be paid by the fund to PSC.


7.       CUSTODIAN

Brown Brother Harriman & Co., 40 Water Street,  Boston,  Massachusetts 02109, is
the custodian of the fund's assets.  The  custodian's  responsibilities  include
safekeeping and controlling the fund's cash and securities, handling the receipt
and delivery of securities,  and collecting interest and dividends on the fund's
investments.

8.       INDEPENDENT PUBLIC ACCOUNTANTS

Arthur Andersen LLP, 225 Franklin Street,  Boston,  Massachusetts  02110, is the
fund's  independent  public  accountants,  providing audit services,  tax return
review,  and  assistance  and  consultation  with respect to the  preparation of
filings with the SEC.
                                       29
<PAGE>
9.       PORTFOLIO TRANSACTIONS


All orders for the purchase or sale of portfolio securities are placed on behalf
of the fund by Pioneer pursuant to authority  contained in the fund's management
contract.  Securities  purchased and sold on behalf of the Fund normally will be
traded in the over-the counter market on a net basis (i.e.  without  commission)
through  dealers  acting for their own account  and not as brokers or  otherwise
through  transactions  directly with the issuer of the  instrument.  The cost of
securities purchased from underwriters  includes an underwriter's  commission or
concession,  and the prices at which  securities are purchased and sold from and
to dealers include a dealer's markup or markdown. Pioneer normally seeks to deal
directly with the primary  market makers unless,  in its opinion,  better prices
are available  elsewhere.  Some securities are purchased and sold on an exchange
or in  over-the-counter  transactions  conducted on an agency basis  involving a
commission.  Pioneer seeks to obtain the best execution on portfolio trades. The
price of  securities  and any  commission  rate  paid are  always  factors,  but
frequently not the only factors, in judging best execution. In selecting brokers
or dealers,  Pioneer  considers  various relevant  factors,  including,  but not
limited to, the size and type of the  transaction;  the nature and  character of
the markets for the security to be purchased or sold; the execution  efficiency,
settlement  capability  and  financial  condition  of the dealer;  the  dealer's
execution services rendered on a continuing basis; and the reasonableness of any
dealer  spreads.  Transactions  in foreign  equity  securities  are  executed by
broker-dealers  in foreign  countries in which  commission  rates are fixed and,
therefore, are not negotiable (as such rates are in the U.S.).


Pioneer  may  select  broker-dealers  that  provide  brokerage  and/or  research
services to the fund and/or other investment companies or other accounts managed
by  Pioneer.  In  addition,  consistent  with  Section  28(e) of the  Securities
Exchange Act of 1934, as amended,  if Pioneer  determines in good faith that the
amount of commissions  charged by a  broker-dealer  is reasonable in relation to
the value of the brokerage and research  services  provided by such broker,  the
fund may pay  commissions  to such  broker-dealer  in an amount greater than the
amount another firm may charge.  Such services may include advice concerning the
value of securities;  the  advisability  of investing in,  purchasing or selling
securities;  the  availability  of  securities  or the  purchasers or sellers of
securities;   providing   stock  quotation   services,   credit  rating  service
information and comparative fund  statistics;  furnishing  analyses,  electronic
information  services,  manuals  and  reports  concerning  issuers,  industries,
securities,  economic factors and trends, portfolio strategy, and performance of
accounts  and  particular   investment   decisions;   and  effecting  securities
transactions and performing  functions incidental thereto (such as clearance and
settlement).  Pioneer  maintains a listing of  broker-dealers  who provide  such
services on a regular basis. However, because many transactions on behalf of the
fund and other  investment  companies or accounts  managed by Pioneer are placed
with broker-dealers  (including broker-dealers on the listing) without regard to
the furnishing of such  services,  it is not possible to estimate the proportion
of such transactions  directed to such dealers solely because such services were
provided. Pioneer believes that no exact dollar value can be calculated for such
services.

The research received from  broker-dealers may be useful to Pioneer in rendering
investment management services to the fund as well as other investment companies
or other  accounts  managed by Pioneer,  although  not all such  research may be
useful to the fund. Conversely,  such information provided by brokers or dealers
who have  executed  transaction  orders on behalf of such other  accounts may be
useful to Pioneer in carrying out its  obligations  to the fund.  The receipt of
such research has not reduced Pioneer's normal independent  research activities;
however,  it  enables  Pioneer  to avoid the  additional  expenses  which  might
otherwise  be incurred if it were to attempt to develop  comparable  information
through its own staff.

In circumstances  where two or more  broker-dealers  offer comparable prices and
executions,  preference may be given to a broker-dealer which has sold shares of
the fund as well as shares of other  investment  companies  managed by  Pioneer.
This policy does not imply a commitment  to execute all  portfolio  transactions
through all broker-dealers that sell shares of the fund.
                                       30
<PAGE>
Pursuant  to  certain   directed   brokerage   arrangements   with   third-party
broker-dealers,  such  broker-dealers  may pay  certain  of the  fund's  custody
expenses. The fund has also entered into expense offset arrangements,  resulting
in further-reduction in the fund's total expenses. See "Financial highlights" in
the prospectus.

See the table in Appendix A for aggregate brokerage and underwriting commissions
paid by the fund in connection with its portfolio  transactions  during recently
completed fiscal years.  The Board of Trustees  periodically  reviews  Pioneer's
performance  of  its  responsibilities  in  connection  with  the  placement  of
portfolio transactions on behalf of the fund.

10.      DESCRIPTION OF SHARES

As an open-end management  investment company,  the fund continuously offers its
shares to the public and under normal conditions must redeem its shares upon the
demand of any  shareholder at the next determined net asset value per share less
any applicable CDSC. See "Sales Charges." When issued and paid for in accordance
with the terms of the prospectus and statement of additional information, shares
of the fund are fully paid and  non-assessable.  Shares  will  remain on deposit
with the fund's transfer agent and certificates will not normally be issued. The
fund  reserves  the  right  to  charge a fee for the  issuance  of Class A share
certificates; certificates will not be issued for Class B or Class Y shares.

The  fund's  Agreement  and  Declaration  of Trust,  dated  April 30,  1992 (the
"Declaration"),  permits the Board of Trustees to  authorize  the issuance of an
unlimited number of full and fractional shares of beneficial  interest which may
be divided into such separate  series as the Trustees may establish.  Currently,
the fund  consists of only one series.  The  Trustees  may,  however,  establish
additional  series of shares and may divide or combine the shares into a greater
or lesser number of shares without thereby changing the proportionate beneficial
interests  in the fund.  The  Declaration  further  authorizes  the  Trustees to
classify  or  reclassify  any  series of the  shares  into one or more  classes.
Pursuant thereto,  the Trustees have authorized the issuance of three classes of
shares of the fund,  designated  as Class A shares,  Class B shares  and Class Y
shares.  Each  share of a class of the fund  represents  an equal  proportionate
interest in the assets of the fund allocable to that class.  Upon liquidation of
the fund,  shareholders of each class of the fund are entitled to share pro rata
in the fund's net assets  allocable to such class available for  distribution to
shareholders.  The fund reserves the right to create and issue additional series
or classes of shares,  in which case the shares of each class of a series  would
participate  equally in the  earnings,  dividends  and assets  allocable to that
class of the particular series.

The  shares  of each  class  represent  an  interest  in the same  portfolio  of
investments of the fund.  Each class has equal rights as to voting,  redemption,
dividends and liquidation,  except that each class bears different  distribution
and transfer agent fees and may bear other expenses properly attributable to the
particular class.  Class A and Class B shareholders have exclusive voting rights
with  respect to the Rule  12b-1  Plans  adopted  by holders of those  shares in
connection with the distribution of shares.

Shareholders  are  entitled  to one vote for each share held and may vote in the
election  of  Trustees  and  on  other   matters   submitted  to  a  meeting  of
shareholders.  Although  Trustees are not elected annually by the  shareholders,
shareholders have, under certain circumstances,  the right to remove one or more
Trustees.  The  fund is not  required,  and  does  not  intend,  to hold  annual
shareholder  meetings although special meetings may be called for the purpose of
electing or removing Trustees,  changing fundamental investment  restrictions or
approving a management contract.

The shares of each series of the fund are entitled to vote separately to approve
investment  advisory  agreements  or changes  in  investment  restrictions,  but
shareholders  of all series  vote  together in the  election  and  selection  of
Trustees and  accountants.  Shares of all series of the fund vote  together as a
class
                                       31
<PAGE>
on matters that affect all series of the fund in substantially  the same manner.
As to matters affecting a single series or class, shares of such series or class
will  vote  separately.   No  amendment   adversely   affecting  the  rights  of
shareholders  may be made to the Declaration  without the affirmative  vote of a
majority of the fund's shares. Shares have no preemptive or conversion rights.

As a  Massachusetts  business trust,  the fund's  operations are governed by the
Declaration.  A copy of the  Declaration,  dated April 30, 1992, is on file with
the  office of the  Secretary  of State of The  Commonwealth  of  Massachusetts.
Shareholders of a Massachusetts business trust may, under certain circumstances,
be held  personally  liable  for the  obligations  of the  trust.  However,  the
Declaration contains an express disclaimer of shareholder  liability for acts or
obligations  of the fund or any series of the fund and  provides  that notice of
such  disclaimer be given in each  agreement,  obligation or instrument  entered
into or executed by the fund or its Trustees. Moreover, the Declaration provides
for the indemnification out of fund property of any shareholders held personally
liable  for  any  obligations  of the  fund  or any  series  of  the  fund.  The
Declaration also provides that the fund shall, upon request,  assume the defense
of any claim made against any  shareholder for any act or obligation of the fund
and satisfy any judgment  thereon.  Thus,  the risk of a  shareholder  incurring
financial  loss beyond his or her investment  because of  shareholder  liability
would be limited to  circumstances  in which the fund  itself  will be unable to
meet its  obligations.  In light of the  nature of the fund's  business  and the
nature and  amount of its  assets,  the  possibility  of the fund's  liabilities
exceeding its assets, and therefore a shareholder's risk of personal  liability,
is remote.

The  Declaration  further  provides  that the fund shall  indemnify  each of its
Trustees and officers against  liabilities and expenses  reasonably  incurred by
them, in connection  with,  or arising out of, any action,  suit or  proceeding,
threatened against or otherwise  involving such Trustee or officer,  directly or
indirectly,  by reason of being or having been a Trustee or officer of the fund.
The Declaration  does not authorize the fund to indemnify any Trustee or officer
against any liability to which he or she would otherwise be subject by reason of
or for willful misfeasance, bad faith, gross negligence or reckless disregard of
such person's duties.

11.      SALES CHARGES

The fund  continuously  offers three  classes of shares  designated  as Class A,
Class B and Class Y shares as described in the prospectus.

Class A Share Sales Charges

You may buy Class A shares  at the  public  offering  price,  including  a sales
charge, as follows:
<TABLE>
<CAPTION>
                                                    Sales Charge as a % of
<S>                                         <C>               <C>               <C>
                                            Offering          Net Amount        Dealer
Amount of Purchase.........                 Price             Invested          Reallowance

Less than $50,000 .........                 2.50              2.56              2.00
$50,000 but less than $100,000              2.00              2.04              1.75
$100,000 but less than $250,000             1.50              1.52              1.25
$250,000 but less than $1,000,000           1.00              1.01              1.00
$1,000,000 or more.........                 0.00              0.00              see below
</TABLE>
The schedule of sales charges above is applicable to purchases of Class A shares
of the fund by (i) an  individual,  (ii) an individual and his or her spouse and
children  under the age of 21 and (iii) a trustee or other  fiduciary of a trust
estate or fiduciary  account or related  trusts or accounts  including  pension,
profit-sharing and other employee benefit trusts qualified under Sections 401 or
408 of the Code
                                       32
<PAGE>
although more than one beneficiary is involved.  The sales charges applicable to
a current  purchase  of Class A shares of the fund by a person  listed  above is
determined by adding the value of shares to be purchased to the aggregate  value
(at the then  current  offering  price) of  shares  of any of the other  Pioneer
mutual funds  previously  purchased and then owned,  provided PFD is notified by
such person or his or her broker-dealer each time a purchase is made which would
qualify.  Pioneer  mutual funds include all mutual funds for which PFD serves as
principal  underwriter.  At the  sole  discretion  of  PFD,  holdings  of  funds
domiciled outside the U.S., but which are managed by affiliates of Pioneer,  may
be included for this purpose.


No sales charge is payable at the time of purchase on  investments of $1 million
or more, or for purchases by participants in certain group plans described below
subject  to a CDSC of 1% which may be imposed  in the event of a  redemption  of
Class A shares within 12 months of purchase.  PFD may, in its discretion,  pay a
commission to broker-dealers who initiate and are responsible for such purchases
as follows: 0.50% on the first $5 million invested; and 0.10% on the excess over
$5 million invested.  These commissions shall not be payable if the purchaser is
affiliated with the broker-dealer or if the purchase represents the reinvestment
of a redemption made during the previous 12 calendar months.  Broker-dealers who
receive a commission  in  connection  with Class A share  purchases at net asset
value  by  401(a)  or  401(k)  retirement  plans  with  1,000  or more  eligible
participants  or with at least $10  million in plan  assets  will be required to
return any commissions paid or a pro rata portion thereof if the retirement plan
redeems its shares within 12 months of purchase. Contingent upon the achievement
of certain sales objectives,  PFD may pay to Mutual of Omaha Investor  Services,
Inc.  [50%] of PFD's  retention of any sales  commission  on sales of the fund's
Class A shares through such dealer.  From time to time, PFD may elect to reallow
the entire initial sales charge to  participating  dealers for all Class A sales
with respect to which orders are placed during a particular  period.  Dealers to
whom  substantially  the entire sales  charge is  reallowed  may be deemed to be
underwriters under the federal securities laws.


Letter of Intent  ("LOI").  Reduced sales charges are available for purchases of
$50,000 or more of Class A shares  (excluding any reinvestments of dividends and
capital gains  distributions)  made within a 13-month  period pursuant to an LOI
which may be  established  by  completing  the  Letter of Intent  section of the
Account  Application.  The reduced sales charge will be the charge that would be
applicable to the purchase of the  specified  amount of Class A shares as if the
shares had all been  purchased at the same time. A purchase not made pursuant to
an LOI may be  included  if the LOI is  submitted  to PSC within 90 days of such
purchase.  You may also obtain the reduced  sales charge by including  the value
(at current offering price) of all your Class A shares in the fund and all other
Pioneer  mutual  funds  held of record as of the date of your LOI in the  amount
used to  determine  the  applicable  sales  charge  for the Class A shares to be
purchased  under the LOI. Five percent of your total  intended  purchase  amount
will be held in escrow by PSC,  registered in your name,  until the terms of the
LOI are  fulfilled.  When  you  sign  the  Account  Application,  you  agree  to
irrevocably appoint PSC your attorney-in-fact to surrender for redemption any or
all  shares  held in escrow  with full  power of  substitution.  An LOI is not a
binding  obligation  upon the  investor to  purchase,  or the fund to sell,  the
amount specified in the LOI.

If the total purchases, less redemptions,  exceed the amount specified under the
LOI and are in an amount which would  qualify for a further  quantity  discount,
all transactions  will be recomputed on the expiration date of the LOI to effect
the lower sales charge.  Any difference in the sales charge  resulting from such
recomputation  will be either delivered to you in cash or invested in additional
shares  at  the  lower  sales  charge.   The  dealer,  by  signing  the  Account
Application,  agrees to return to PFD, as part of such  retroactive  adjustment,
the excess of the  commission  previously  reallowed  or paid to the dealer over
that which is applicable to the actual amount of the total  purchases  under the
LOI.

If the total  purchases,  less  redemptions,  are less than the amount specified
under the LOI, you must remit to PFD any difference  between the sales charge on
the amount actually  purchased and the amount  originally  specified in the LOI.
When the difference is paid, the shares held in escrow will be deposited to your
account.  If you do not pay the  difference in sales charge within 20 days after
written request from
                                       33
<PAGE>
 PFD or your dealer, PSC, after receiving  instructions from
PFD, will redeem the appropriate  number of shares held in escrow to realize the
difference and release any excess.

Class B Shares

You may buy Class B shares at the net asset value per share next computed  after
receipt of a purchase  order without the  imposition of an initial sales charge;
however, Class B shares redeemed within six years of purchase will be subject to
a CDSC at the rates shown in the table below. The charge will be assessed on the
amount equal to the lesser of the current market value or the original  purchase
cost of the shares  being  redeemed.  No CDSC will be imposed  on  increases  in
account value above the initial  purchase price,  including  shares derived from
the reinvestment of dividends or capital gains distributions.

The amount of the CDSC, if any, will vary  depending on the number of years from
the time of purchase  until the time of  redemption  of Class B shares.  For the
purpose of  determining  the number of years from the time of any purchase after
September 30, 1998, all payments during a month will be aggregated and deemed to
have been made on the first day of that month.  For the  purpose of  determining
the number of years from the time of any purchase made prior to October 1, 1998,
all payments during a quarter will be aggregated and deemed to have been made on
the first day of that quarter. In processing  redemptions of Class B shares, the
fund will first  redeem  shares not  subject  to any CDSC and then  shares  held
longest  during  the  six-year  period.  As a  result,  you will pay the  lowest
possible CDSC.

The CDSC for Class B shares subject to a CDSC upon redemption will be determined
as follows:

                                                     CDSC as a % of Dollar
         Year Since Purchase                         Amount Subject to CDSC

         First    .........                                   2.0
         Second   .........                                   2.0
         Third    .........                                   1.0
         Fourth and thereafter                                0.0

Proceeds  from  the  CDSC  are  paid to PFD and are  used in whole or in part to
defray PFD's expenses related to providing  distribution-related services to the
fund in  connection  with the sale of Class B shares,  including  the payment of
compensation to broker-dealers.

Class B shares will  automatically  convert into Class A shares at the beginning
of the  calendar  month (or the  calendar  quarter for  purchases  made prior to
October 1, 1998) that is five years  after the  purchase  date,  except as noted
below.  Class B shares  acquired  by  exchange  from  Class B shares of  another
Pioneer  mutual fund will  convert  into Class A shares based on the date of the
initial  purchase  and the  applicable  CDSC.  Class B shares  acquired  through
reinvestment of distributions will convert into Class A shares based on the date
of the initial purchase to which such shares relate.  For this purpose,  Class B
shares  acquired  through  reinvestment of  distributions  will be attributed to
particular purchases of Class B shares in accordance with such procedures as the
Trustees may determine  from time to time.  The  conversion of Class B shares to
Class A shares is subject to the  continuing  availability  of a ruling from the
Internal  Revenue  Service  (the  "IRS")  or an  opinion  of  counsel  that such
conversions  will not constitute  taxable  events for federal tax purposes.  The
conversion  of Class B shares to Class A shares will not occur if such ruling or
opinion is not available  and,  therefore,  Class B shares would  continue to be
subject to higher expenses than Class A shares for an indeterminate period.
                                       34
<PAGE>

12.      REDEEMING SHARES

Redemptions may be suspended or payment postponed during any period in which any
of the  following  conditions  exist:  the  Exchange is closed or trading on the
Exchange is restricted; an emergency exists as a result of which disposal by the
fund  of  securities  owned  by it is not  reasonably  practicable  or it is not
reasonably  practicable  for the fund to fairly  determine  the value of the net
assets of its portfolio; or the SEC, by order, so permits.

Redemptions and repurchases are taxable  transactions for shareholders  that are
subject to U.S.  federal income tax. The net asset value per share received upon
redemption  or  repurchase  may be more or less  than the cost of  shares  to an
investor,  depending  on the  market  value  of the  portfolio  at the  time  of
redemption or repurchase.

Systematic  Withdrawal  Plan(s)  ("SWP") (Class A and Class B Shares).  A SWP is
designed to provide a convenient  method of receiving  fixed payments at regular
intervals  from  fund  share  accounts  having a total  value  of not less  than
$10,000.   You  must  also  be  reinvesting  all  dividends  and  capital  gains
distributions to use the SWP option.

Periodic  payments  of  $50  or  more  will  be  deposited  monthly,  quarterly,
semiannually  or  annually  directly  into  a  bank  account  designated  by the
applicant or will be sent by check to the applicant, or any person designated by
the applicant. Payments can be made either by check or electronic funds transfer
to a bank  account  designated  by you.  Class B accounts  must meet the minimum
initial  investment  requirement  prior to establishing a SWP.  Withdrawals from
Class B share  accounts  are  limited to 10% of the value of the  account at the
time the SWP is established.  See "Qualifying for a reduced sales charge" in the
prospectus.  If you direct that  withdrawal  payments be paid to another person,
want to change the bank where  payments are sent or designate an address that is
different  from the  account's  address  of record  after you have  opened  your
account,  a signature  guarantee must accompany your  instructions.  Withdrawals
under the SWP are redemptions that may have tax consequences for you.

Purchases  of Class A shares of the fund at a time when you have a SWP in effect
may result in the payment of unnecessary  sales charges and may,  therefore,  be
disadvantageous. SWP redemptions reduce and may ultimately exhaust the number of
shares in your  account.  In  addition,  the amounts  received by a  shareholder
cannot be considered as yield or income on his or her investment because part of
such payments may be a return of his or her investment.

A SWP may be terminated at any time (1) by written  notice to PSC or from PSC to
the  shareholder;  (2)  upon  receipt  by PSC  of  appropriate  evidence  of the
shareholder's  death; or (3) when all shares in the  shareholder's  account have
been redeemed.

You may obtain additional information by calling PSC at 1-800-225-6292.

Reinstatement  Privilege  (Class A  Shares).  If you  redeem all or part of your
Class A shares  of the  fund,  you may  reinvest  all or part of the  redemption
proceeds  without  a sales  charge  in Class A shares  of the fund if you send a
written  request to PSC not more than 90 days after your shares  were  redeemed.
Your  redemption  proceeds will be reinvested at the next  determined  net asset
value of the Class A shares of the fund after receipt of the written request for
reinstatement. You may realize a gain or loss for federal income tax purposes as
a result of the  redemption,  and special tax rules may apply if a reinstatement
occurs.  For example,  if a redemption  resulted in a loss and an  investment is
made in shares of the fund  within 30 days before or after the  redemption,  you
may not be able to recognize the loss for federal  income tax purposes.  Subject
to the provisions  outlined in the prospectus,  you may also reinvest in Class A
shares of other  Pioneer  mutual  funds;  in this case you must meet the minimum
investment requirements for each fund you enter.
35
<PAGE>
The 90-day  reinstatement period may be extended by PFD for periods of up to one
year for shareholders  living in areas that have experienced a natural disaster,
such as a flood, hurricane, tornado or earthquake.

13.      TELEPHONE TRANSACTIONS

You may purchase, exchange or sell Class A or Class B shares by telephone (Class
Y  shares  may not be  purchased  by  telephone).  See the  prospectus  for more
information.  For personal assistance, call 1-800-225-6292 between 8:00 a.m. and
9:00  p.m.  (Class Y  account  holders  should  contact  Pioneer's  Group  Plans
Department  at  1-888-294-4480  between 9:00 a.m. and 6:00 p.m.) Eastern time on
weekdays.  Computer-assisted  transactions  may be available to shareholders who
have prerecorded certain bank information (see  "FactFoneSM").  You are strongly
urged to consult  with your  investment  professional  prior to  requesting  any
telephone transaction.

To confirm that each transaction  instruction  received by telephone is genuine,
the fund will record each telephone  transaction,  require the caller to provide
the  personal  identification  number  ("PIN")  for the  account  and send you a
written  confirmation of each telephone  transaction.  Different  procedures may
apply to accounts that are  registered to non-U.S.  citizens or that are held in
the name of an  institution  or in the name of an  investment  broker-dealer  or
other third party. If reasonable procedures,  such as those described above, are
not  followed,  the fund may be  liable  for any  loss  due to  unauthorized  or
fraudulent  instructions.  The fund may implement other  procedures from time to
time. In all other cases,  neither the fund, PSC nor PFD will be responsible for
the authenticity of instructions received by telephone;  therefore, you bear the
risk of loss for unauthorized or fraudulent telephone transactions.

During times of economic  turmoil or market  volatility or as a result of severe
weather  or a natural  disaster,  it may be  difficult  to  contact  the fund by
telephone  to  institute  a  purchase,   exchange  or  redemption.   You  should
communicate  with the fund in  writing  if you are  unable  to reach the fund by
telephone.

FactFoneSM.  FactFoneSM is an automated inquiry and telephone transaction system
available  to  Pioneer  mutual  fund  shareholders  by  dialing  1-800-225-4321.
FactFoneSM allows  shareholder  access to current  information on Pioneer mutual
fund  accounts  and to the prices and yields of all publicly  available  Pioneer
mutual funds.  In addition,  you may use  FactFoneSM  to make  computer-assisted
telephone  purchases,  exchanges or  redemptions  from your Pioneer  mutual fund
accounts,  access your account balances and last three  transactions and order a
duplicate  statement  if you have  activated  your PIN.  Telephone  purchases or
redemptions   require   the   establishment   of  a  bank   account  of  record.
Computer-assisted  Class Y share telephone purchases,  exchanges and redemptions
and certain other FactFoneSM features for Class Y shareholders are not currently
available  through  FactFoneSM.  You are  strongly  urged to  consult  with your
investment   professional   prior  to  requesting  any  telephone   transaction.
Shareholders  whose  accounts are registered in the name of a  broker-dealer  or
other third party may not be able to use FactFoneSM. Call PSC for assistance.

FactFoneSM allows shareholders to hear the following recorded fund information:

          net asset value prices for all Pioneer mutual funds;

          annualized 30-day yields on Pioneer's fixed income funds;

          annualized 7-day yields and 7-day effective (compound) yields for
          Pioneer's money market fund; and

          dividends and capital gains distributions on all Pioneer mutual funds.
                                       36
<PAGE>

Yields are calculated in accordance with SEC mandated standard formulas.

All  performance  numbers   communicated   through  FactFoneSM   represent  past
performance,  and  figures  include  the  maximum  applicable  sales  charge.  A
shareholder's  actual  yield and total  return  will vary with  changing  market
conditions.  The value of Class A and Class B shares  (except for  Pioneer  Cash
Reserves  Fund,  which seeks to maintain a stable  $1.00 share  price) will also
vary,  and  such  shares  may be worth  more or less at  redemption  than  their
original cost.

14.      PRICING OF SHARES


The net asset value per share of each class of the fund is  determined as of the
close of regular  trading on the Exchange  (normally 4:00 p.m.  Eastern time) on
each day on which  the  Exchange  is open  for  trading.  As of the date of this
statement of  additional  information,  the  Exchange is open for trading  every
weekday except for the following  holidays:  New Year's Day, Martin Luther King,
Jr. Day,  Presidents' Day, Good Friday,  Memorial Day,  Independence  Day, Labor
Day,  Thanksgiving  Day and Christmas Day. The net asset value per share of each
class of the fund is also  determined  on any  other  day on which  the level of
trading in its portfolio  securities is  sufficiently  high that the current net
asset  value per share might be  materially  affected by changes in the value of
its  portfolio  securities.  The fund is not required to determine its net asset
value per share on any day on which no  purchase  orders in good  order for fund
shares are received  and no shares are  tendered  and  accepted for  redemption.
Ordinarily,   investments  in  debt  securities  are  valued  on  the  basis  of
information  furnished by a pricing  service which  utilizes  primarily a matrix
system (which reflects such factors as security prices,  yields,  maturities and
ratings),   supplemented  by  dealer  and  exchange  quotations,   to  recommend
valuations  for normal  institutional-sized  trading  units of debt  securities.
Securities are valued at the last sale price on the principal exchange or market
where they are traded. Securities which have not traded on the date of valuation
or securities  for which sales prices are not  generally  reported are valued at
the mean between the current bid and asked prices.  Securities quoted in foreign
currencies  are  converted to U.S.  dollars  utilizing  foreign  exchange  rates
employed  by the fund's  independent  pricing  services.  Generally,  trading in
foreign securities is substantially completed each day at various times prior to
the close of regular trading on the Exchange. The values of such securities used
in computing the net asset value of the fund's shares are  determined as of such
times.  Foreign currency  exchange rates are also generally  determined prior to
the close of regular trading on the Exchange. Occasionally,  events which affect
the values of such  securities  and such  exchange  rates may occur  between the
times at which  they are  determined  and the close of  regular  trading  on the
Exchange and will  therefore not be reflected in the  computation  of the fund's
net asset value.  If events  materially  affecting the value of such  securities
occur  during such  period,  then these  securities  may be valued at their fair
value as determined  in good faith by the  Trustees.  All assets of the fund for
which there is no other readily  available  valuation method are valued at their
fair value as  determined  in good faith by the  Trustees,  although  the actual
computations  may be made by persons  acting  pursuant to the  direction  of the
Board of Trustees.


The net asset  value per share of each class of the fund is  computed  by taking
the value of all of the fund's assets  attributable to a class,  less the fund's
liabilities attributable to that class, and dividing the result by the number of
outstanding  shares of that class.  For purposes of determining net asset value,
expenses of the classes of the fund are  accrued  daily and taken into  account.
The fund's maximum  offering price per Class A share is determined by adding the
maximum sales charge to the net asset value per Class A share. Class B and Class
Y shares are offered at net asset value  without  the  imposition  of an initial
sales charge (Class B shares may be subject to a CDSC).
                                       37
<PAGE>
1
15.      TAX STATUS

The fund has elected to be treated,  has  qualified  and intends to qualify each
year as a "regulated  investment company" under Subchapter M of the Code so that
it will not pay federal  income tax on income and capital gains  distributed  to
shareholders  as  required  under the  Code.  If the fund did not  qualify  as a
regulated  investment company, it would be treated as a U.S. corporation subject
to  federal  income  tax.  Under  the  Code,  the  fund  will  be  subject  to a
nondeductible 4% federal excise tax on a portion of its  undistributed  ordinary
income and capital gains if it fails to meet certain  distribution  requirements
with respect to each calendar year. The fund intends to make  distributions in a
timely manner and accordingly does not expect to be subject to the excise tax.

The fund's policy is to pay to shareholders dividends from net long-term capital
gains,  if any, in November.  The fund pays income  dividends and  distributions
from net short-term capital gains, if any, monthly. Dividends from income and/or
capital  gains may also be paid at such other times as may be necessary  for the
fund to avoid federal income or excise tax.

In order to qualify as a regulated  investment  company under  Subchapter M, the
fund must, among other things,  derive at least 90% of its gross income for each
taxable year from  dividends,  interest,  payments  with  respect to  securities
loans, gains from the sale or other disposition of stock,  securities or foreign
currencies,  or other income (including gains from options,  futures and forward
contracts)  derived  with  respect to its  business of  investing in such stock,
securities or  currencies  (the "90% income  test") and satisfy  certain  annual
distribution and quarterly diversification requirements. For purposes of the 90%
income test,  income the fund earns from equity  interests  in certain  entities
that are not  treated as  corporations  (e.g.,  are treated as  partnerships  or
trusts) for U.S. tax purposes  will  generally  have the same  character for the
fund as in the hands of such entities. Consequently, the fund may be required to
limit its equity  investments  in such  entities  that earn fee  income,  rental
income or other nonqualifying income.

Unless shareholders  specify otherwise,  all distributions will be automatically
reinvested in additional  full and  fractional  shares of the fund.  For federal
income tax  purposes,  all  dividends  are taxable as described  below whether a
shareholder  takes them in cash or reinvests  them in  additional  shares of the
fund.  Dividends from  investment  company  taxable  income,  which includes net
investment  income,  net  short-term  capital  gain in excess  of net  long-term
capital  loss and certain net foreign  exchange  gains,  are taxable as ordinary
income.  Dividends  from net long-term  capital gain in excess of net short-term
capital  loss  ("net  capital  gain"),   if  any,  are  taxable  to  the  fund's
shareholders as long-term  capital gains for federal income tax purposes without
regard to the  length of time  shares of the fund have been  held.  The  federal
income  tax  status  of all  distributions  will  be  reported  to  shareholders
annually.

Any  dividend  declared  by the fund in  October,  November  or December as of a
record  date in such a month  and paid  during  the  following  January  will be
treated for federal income tax purposes as received by  shareholders on December
31 of the calendar year in which it is declared.

Foreign  exchange  gains and  losses  realized  by the fund in  connection  with
certain  transactions  involving foreign  currency-denominated  debt securities,
certain  options and futures  contracts  relating to foreign  currency,  foreign
currency  forward  contracts,  foreign  currencies,  or payables or  receivables
denominated in a foreign  currency are subject to Section 988 of the Code, which
generally  causes  such gains and losses to be  treated as  ordinary  income and
losses and may affect the  amount,  timing and  character  of  distributions  to
shareholders.  Under  future  regulations,  any such  transactions  that are not
directly  related  to the  fund's  investments  in stock or  securities  (or its
options  contracts or futures contracts with respect to stock or securities) may
need to be limited in order to enable the fund to satisfy  the 90% income  test.
If the net foreign exchange loss for a year were to exceed the fund's investment
company  taxable income  (computed  without regard to such loss),  the resulting
ordinary  loss  for  such  year  would  not be  deductible  by the  fund  or its
shareholders in future years.
                                       38
<PAGE>
If the fund acquires any equity interest (under proposed regulations,  generally
including not only stock but also an option to acquire stock such as is inherent
in a convertible bond) in certain foreign corporations that receive at least 75%
of their annual gross income from passive sources (such as interest,  dividends,
certain  rents and  royalties,  or capital  gains) or hold at least 50% of their
assets in investments producing such passive income ("passive foreign investment
companies"),  the fund could be subject  to  federal  income tax and  additional
interest charges on "excess distributions"  received from such companies or gain
from the sale of stock in such  companies,  even if all income or gain  actually
received by the fund is timely  distributed to its shareholders.  The fund would
not be able to pass through to its shareholders any credit or deduction for such
a tax. An election  may  generally  be  available  that would  ameliorate  these
adverse  tax  consequences,  but any such  election  could  require  the fund to
recognize  taxable  income or gain  (subject to tax  distribution  requirements)
without the concurrent  receipt of cash. These  investments could also result in
the treatment of associated capital gains as ordinary income. The fund may limit
and/or manage its holdings in passive foreign investment  companies to limit its
tax liability or maximize its return from these investments.

The fund may  invest to a limited  extent  in debt  obligations  that are in the
lowest rating  categories or are unrated,  including debt obligations of issuers
not  currently  paying  interest  or who  are in  default.  Investments  in debt
obligations that are at risk of or in default present special tax issues for the
fund.  Tax rules are not  entirely  clear about issues such as when the fund may
cease to accrue interest,  original issue discount or market discount,  when and
to what extent  deductions  may be taken for bad debts or worthless  securities,
how payments  received on  obligations  in default  should be allocated  between
principal  and income and whether  exchanges  of debt  obligations  in a workout
context are taxable.  These and other  issues will be addressed by the fund,  in
the event it  invests  in such  securities,  in order to seek to ensure  that it
distributes  sufficient income to preserve its status as a regulated  investment
company and does not become subject to federal income or excise tax.

If the fund invests in certain pay-in-kind  securities,  zero coupon securities,
deferred interest securities or, in general,  any other securities with original
issue  discount  (or with market  discount if the fund elects to include  market
discount in income  currently),  the fund must accrue income on such investments
for each  taxable  year,  which  generally  will be prior to the  receipt of the
corresponding  cash  payments.  However,  the  fund  must  distribute,  at least
annually,  all or  substantially  all of its net income,  including such accrued
income, to shareholders to qualify as a regulated  investment  company under the
Code and avoid federal income and excise taxes. Therefore,  the fund may have to
dispose of its  portfolio  securities  under  disadvantageous  circumstances  to
generate cash, or may have to leverage  itself by borrowing the cash, to satisfy
distribution requirements.

For federal  income tax  purposes,  the fund is permitted to carry forward a net
capital loss for any year to offset its capital gains,  if any, during the eight
years following the year of the loss. To the extent subsequent capital gains are
offset by such losses,  they would not result in federal income tax liability to
the fund and are not expected to be  distributed  as such to  shareholders.  See
Appendix A for the fund's available capital loss carryforwards.

At the time of an investor's  purchase of fund shares, a portion of the purchase
price may be attributable  to realized or unrealized  appreciation in the fund's
portfolio or undistributed taxable income of the fund. Consequently,  subsequent
distributions  by the fund on these shares from such  appreciation or income may
be taxable to such investor even if the net asset value of the investor's shares
is, as a result of the distributions, reduced below the investor's cost for such
shares and the distributions economically represent a return of a portion of the
investment.

Redemptions and exchanges are taxable events for  shareholders  that are subject
to tax.  Shareholders  should  consult their own tax advisers with  reference to
their individual  circumstances to determine
                                       39
<PAGE>
 whether any particular  transaction
in fund shares is properly treated as a sale for tax purposes,  as the following
discussion  assumes,  and the tax treatment of any gains or losses recognized in
such  transactions.  Any loss  realized by a  shareholder  upon the  redemption,
exchange or other  disposition of shares with a tax holding period of six months
or less will be treated as a long-term capital loss to the extent of any amounts
treated as distributions of long-term capital gain with respect to such shares.

In addition,  if Class A shares  redeemed or  exchanged  have been held for less
than 91 days,  (1) in the case of a  reinvestment  in the fund or another mutual
fund at net asset value  pursuant to the  reinvestment  privilege  or (2) in the
case of an exchange, all or a portion of the sales charge paid on such shares is
not  included  in their tax basis under the Code,  to the extent a sales  charge
that would  otherwise  apply to the shares  received is reduced  pursuant to the
reinvestment  or exchange  privilege.  In either case,  the portion of the sales
charge not included in the tax basis of the shares redeemed or surrendered in an
exchange is included in the tax basis of the shares acquired in the reinvestment
or  exchange.  Losses on  redemptions  or other  dispositions  of shares  may be
disallowed under "wash sale" rules in the event of other investments in the fund
(including  those made pursuant to reinvestment of dividends and/or capital gain
distributions) within a period of 61 days beginning 30 days before and ending 30
days after a redemption  or other  disposition  of shares.  In such a case,  the
disallowed portion of any loss would be included in the federal tax basis of the
shares acquired in the other investments.

Options written or purchased and futures  contracts  entered into by the fund on
certain securities,  indices and foreign currencies,  as well as certain forward
foreign currency contracts, may cause the fund to recognize gains or losses from
marking-to-market even though such options may not have lapsed, been closed out,
or exercised or such futures or forward contracts may not have been performed or
closed  out.  The tax  rules  applicable  to  these  contracts  may  affect  the
characterization  as long-term or  short-term  of some capital  gains and losses
realized by the fund. Certain options, futures and forward contracts relating to
foreign  currency  may be  subject to  Section  988,  as  described  above,  and
accordingly  produce  ordinary  income  or loss.  Additionally,  the fund may be
required to recognize gain if an option,  futures  contract,  forward  contract,
short sale or other transaction that is not subject to the mark-to-market  rules
is treated as a "constructive sale" of an "appreciated  financial position" held
by the fund under Section 1259 of the Code. Any net mark-to-market  gains and/or
gains from  constructive  sales may also have to be  distributed  to satisfy the
distribution  requirements  referred to above even though no corresponding  cash
amounts may  concurrently  be received,  possibly  requiring the  disposition of
portfolio  securities  or  borrowing  to obtain the  necessary  cash.  Losses on
certain  options,  futures  or forward  contracts  and/or  offsetting  positions
(portfolio  securities or other  positions with respect to which the fund's risk
of loss is substantially  diminished by one or more options,  futures or forward
contracts) may also be deferred under the tax straddle rules of the Code,  which
may also affect the  characterization  of capital  gains or losses from straddle
positions and certain  successor  positions as long-term or short-term.  Certain
tax  elections may be available  that would enable the fund to  ameliorate  some
adverse  effects of the tax rules  described  in this  paragraph.  The tax rules
applicable to options,  futures,  forward contracts and straddles may affect the
amount,  timing and character of the fund's income and gains or losses and hence
of its distributions to shareholders.

The fund  anticipates  that no  material  portion  of the  dividends  it pays to
shareholders  will generally qualify for any  dividends-received  deduction that
might otherwise by available for certain dividends received by shareholders that
are corporations.  The fund's capital gain distributions do not qualify for this
deduction.

The fund may be  subject  to  withholding  and other  taxes  imposed  by foreign
countries, including taxes on interest, dividends and capital gains with respect
to its investments in those countries, which would, if imposed, reduce the yield
on or return from those investments.  Tax conventions  between certain countries
and the U.S. may reduce or eliminate such taxes in some cases. The fund does not
expect to satisfy the requirements for passing through to its shareholders their
pro rata shares of  qualified  foreign  taxes paid
                                       40
<PAGE>
by the fund,  with the result that  shareholders  will not include such taxes in
their gross  incomes and will not be entitled to a tax  deduction  or credit for
such taxes on their own tax returns.

A state  income (and  possibly  local income  and/or  intangible  property)  tax
exemption is  generally  available  to the extent the fund's  distributions  are
derived from  interest on (or, in the case of  intangible  property  taxes,  the
value of its assets is  attributable  to) certain U.S.  Government  obligations,
provided in some states that certain thresholds for holdings of such obligations
and/or reporting  requirements are satisfied.  The fund will not seek to satisfy
any  threshold or reporting  requirements  that may apply in  particular  taxing
jurisdictions,  although the fund may in its sole  discretion  provide  relevant
information to shareholders.

Different tax treatment, including penalties on certain excess contributions and
deferrals, certain pre-retirement and post-retirement  distributions and certain
prohibited  transactions,  is  accorded  to  accounts  maintained  as  qualified
retirement  plans.  Shareholders  should  consult  their tax  advisers  for more
information.

Federal law requires  that the fund  withhold (as "backup  withholding")  31% of
reportable  payments,  including  dividends,  capital gain distributions and the
proceeds of redemptions (including exchanges) or repurchases of fund shares paid
to shareholders  who have not complied with IRS  regulations.  In order to avoid
this  withholding  requirement,  shareholders  must  certify  on  their  Account
Applications,  or on separate IRS Forms W-9, that the Social  Security Number or
other  Taxpayer  Identification  Number they provide is their correct number and
that they are not  currently  subject  to backup  withholding,  or that they are
exempt  from  backup  withholding.  The fund may  nevertheless  be  required  to
withhold if it receives notice from the IRS or a broker that the number provided
is  incorrect  or backup  withholding  is  applicable  as a result  of  previous
underreporting of interest or dividend income.

If, as  anticipated,  the fund  continues  to qualify as a regulated  investment
company under the Code, it will not be required to pay any Massachusetts income,
corporate excise or franchise taxes.

The  description of certain  federal tax  provisions  above relates only to U.S.
federal income tax consequences for  shareholders  who are U.S.  persons,  i.e.,
U.S.  citizens  or  residents  or U.S.  corporations,  partnerships,  trusts  or
estates,  and who are subject to U.S.  federal income tax. This description does
not address the special tax rules that may be applicable to particular  types of
investors,  such as  financial  institutions,  insurance  companies,  securities
dealers,  or tax-exempt or tax-deferred plans,  accounts or entities.  Investors
other  than U.S.  persons  may be  subject  to  different  U.S.  tax  treatment,
including  a  possible  30%   non-resident   alien  U.S.   withholding  tax  (or
non-resident alien withholding tax at a lower treaty rate) on amounts treated as
ordinary  dividends  from the fund and,  unless an effective  IRS Form W-8, Form
W-8BEN,  or other authorized  withholding  certificate is on file, to 31% backup
withholding on certain other payments from the fund. Shareholders should consult
their own tax advisers on these matters and on state, local and other applicable
tax laws.
                                       41
<PAGE>
16.      INVESTMENT RESULTS

Quotations, Comparisons and General Information

From time to time,  in  advertisements,  in sales  literature  or in  reports to
shareholders,  the  past  performance  of the  fund  may be  illustrated  and/or
compared with that of other mutual funds with similar investment  objectives and
to stock or other  relevant  indices.  For  example,  total return of the fund's
classes  may be  compared  to  rankings  prepared  by  Lipper,  Inc.,  a  widely
recognized  independent service which monitors mutual fund performance;  the S&P
500, an index of  unmanaged  groups of common  stock;  the Dow Jones  Industrial
Average,  a  recognized  unmanaged  index  of  common  stocks  of 30  industrial
companies  listed on the  Exchange;  or the Russell U.S.  Equity  Indexes or the
Wilshire  Total Market Value Index,  which are recognized  unmanaged  indexes of
broad-based common stocks.


In  addition,  the  performance  of the  classes of the fund may be  compared to
alternative  investment or savings  vehicles  and/or to indices or indicators of
economic activity,  e.g., inflation or interest rates. The fund may also include
securities  industry or  comparative  performance  information  generally and in
advertising or materials marketing the fund's shares.  Performance  rankings and
listings reported in newspapers or national business and financial publications,
such as Barron's,  Business Week, Consumers Digest, Consumer Reports,  Financial
World, Forbes, Fortune,  Investors Business Daily,  Kiplinger's Personal Finance
Magazine,  Money Magazine, New York Times, Smart Money, USA Today, U.S. News and
World Report,  The Wall Street  Journal and Worth may also be cited (if the fund
is  listed  in any  such  publication)  or  used  for  comparison,  as  well  as
performance listings and rankings from various other sources including Bloomberg
Financial Markets,  CDA/Wiesenberger,  Donoghue's Mutual Fund Almanac,  Ibbotson
Associates,  Investment Company Data, Inc.,  Johnson's Charts, Kanon Bloch Carre
and Co., Lipper, Inc., Micropal, Inc., Morningstar,  Inc., Schabacker Investment
Management and Towers Data Systems, Inc.


In  addition,  from  time  to  time  quotations  from  articles  from  financial
publications such as those listed above may be used in advertisements,  in sales
literature or in reports to shareholders of the fund.

The fund may also present, from time to time,  historical  information depicting
the value of a  hypothetical  account  in one of more  classes of the fund since
inception.

In  presenting  investment  results,  the fund may also  include  references  to
certain  financial  planning  concepts,  including  (a) an  investor's  need  to
evaluate his financial  assets and  obligations to determine how much to invest;
(b) his need to analyze the objectives of various investments to determine where
to invest;  and (c) his need to analyze his time frame for future  capital needs
to determine how long to invest. The investor controls these three factors,  all
of which affect the use of investments in building assets.

Standardized Yield Quotations

The yield of each class of shares is  computed by  dividing  the net  investment
income per share attributable to a class during a base period of 30 days, or one
month,  by the maximum  offering price per share of the class on the last day of
such base period in accordance with the following formula:

                                  a-b     6
                    YIELD = 2[ ( ----- +1) -1]
                                  cd
Where:

         a        =        interest earned during the period
                                       42
<PAGE>
         b        =        net expenses accrued for the period

         c        =        the  average  daily  number of  shares  outstanding
                           during  the  period  that were  entitled  to  receive
                           dividends

         d        =        the maximum offering price per share on the last day
                           of the period

For purposes of calculating  interest earned on debt  obligations as provided in
item "a" above:

         (i) The  yield  to  maturity  of each  obligation  held by the  fund is
computed based on the market value of the obligation  (including  actual accrued
interest,  if any) at the close of  business  each day during  the  30-day  base
period, or, with respect to obligations purchased during the month, the purchase
price (plus  actual  accrued  interest,  if any) on  settlement  date,  and with
respect to obligations sold during the month the sale price (plus actual accrued
interest, if any) between the trade and settlement dates.

         (ii) The yield to maturity of each  obligation  is then  divided by 360
and the resulting  quotient is multiplied by the market value of the  obligation
(including actual accrued interest,  if any) to determine the interest income on
the obligation for each day. The yield to maturity  calculation has been made on
each obligation during the 30 day base period.

         (iii) Interest earned on all debt obligations  during the 30-day or one
month period is then totaled.

         (iv) The maturity of an obligation with a call provision(s) is the next
call date on which the obligation reasonably may be expected to be called or, if
none, the maturity date.

With  respect to the  treatment  of discount  and premium on  mortgage- or other
receivables-backed  obligations  which are  expected  to be  subject  to monthly
payments of principal and interest ("pay downs"),  the fund accounts for gain or
loss  attributable  to actual  monthly  pay downs as an  increase or decrease to
interest  income  during  the  period.  In  addition,  the fund may elect (i) to
amortize the discount or premium  remaining on a security,  based on the cost of
the security,  to the weighted  average  maturity  date, if such  information is
available,  or to the remaining  term of the security,  if the weighted  average
maturity date is not available,  or (ii) not to amortize the remaining  discount
or premium on a security.

For purposes of computing yield, interest income is recognized by accruing 1/360
of the stated interest rate of each obligation in the fund's  portfolio each day
that the obligation is in the portfolio. Expenses of Class A and Class B accrued
during any base period,  if any, pursuant to the respective  Distribution  Plans
are included among the expenses accrued during the base period.

See Appendix A for the yield quotations for each class of fund shares for the 30
days ended November 30, 1998.

Standardized Average Annual Total Return Quotations

One of the primary  methods  used to measure the  performance  of a class of the
fund is "total  return."  Total return will normally  represent  the  percentage
change in value of an account, or of a hypothetical investment in a class of the
fund, over any period up to the lifetime of that class of the fund. Total return
calculations  will usually assume the  reinvestment of all dividends and capital
gain  distributions  and will be expressed as a percentage  increase or decrease
from an initial value for the entire period or for one or more specified periods
within the entire period.  Total return percentages for periods of less than one
year will usually be  annualized;  total return  percentages  for periods longer
than one year will usually be accompanied by total return  percentages  for each
year within the period and/or by the average annual
                                       43
<PAGE>
compounded total return for the period.  The income and capital  components of a
given  return may be  separated  and  portrayed in a variety of ways in order to
illustrate  their relative  significance.  Performance  may also be portrayed in
terms of cash or investment values without percentages.  Past performance cannot
guarantee any particular future result.

The fund's  average  annual total return  quotations  for each of its classes as
that  information  may  appear  in the  fund's  prospectus,  this  statement  of
additional  information  or in advertising  are  calculated by standard  methods
prescribed by the SEC.

Average annual total return  quotations for each class of shares are computed by
finding  the  average  annual  compounded  rates of return  that  would  cause a
hypothetical  investment  in the class  made on the  first  day of a  designated
period  (assuming all dividends and  distributions  are reinvested) to equal the
ending redeemable value of such  hypothetical  investment on the last day of the
designated period in accordance with the following formula:
                        n
                  P(1+T)  = ERV

Where:

         P        =        a hypothetical  initial payment of $1,000, less the
                           maximum  sales  load of $57.50  for Class A shares or
                           the  deduction  of the CDSC for Class B shares at the
                           end of the period;  for Class Y shares, no sales load
                           or CDSC applies

         T        =        average annual total return

         n        =        number of years

         ERV      =        ending redeemable value of the hypothetical $1,000
                           initial payment made at the beginning of the
                           designated period (or fractional portion thereof)

For  purposes of the above  computation,  it is assumed that all  dividends  and
distributions  made by the fund are  reinvested  at net asset  value  during the
designated  period.  The average annual total return  quotation is determined to
the nearest 1/100 of 1%.

In determining the average annual total return  (calculated as provided  above),
recurring  fees,  if any,  that are  charged to all  shareholder  accounts  of a
particular  class of shares are taken into  consideration.  For any account fees
that vary with the size of the account, the account fee used for purposes of the
above  computation  is assumed to be the fee that would be charged to the class'
mean account size.

See Appendix A for the annual total  returns for each class of fund shares as of
the most recently completed fiscal year.

17.      FINANCIAL STATEMENTS


The fund's audited  financial  statements for the fiscal year ended November 30,
1998 from the  fund's  annual  report  filed  with the SEC on  February  1, 1999
(Accession  No.  0000078758-99-00004)  are  incorporated  by reference into this
statement of additional information.  Those financial statements,  including the
financial  highlights in the  prospectus,  have been audited by Arthur  Andersen
LLP,  independent public accountants,  as indicated in their report with respect
to the financial  statements  and are included in reliance upon the authority of
Arthur  Andersen  LLP as experts in  accounting  and  auditing  in giving  their
report.
                                       44
<PAGE>
The fund's annual report includes the financial statements  referenced above and
is  available  without  charge upon request by calling  Shareholder  Services at
1-800-225-6292.  To the  extent  permitted  by the SEC,  if  members of the same
family  hold  shares of the fund and have the same  address of record,  the fund
will only send one copy of its shareholder  reports to such address,  unless the
shareholders at such address request otherwise.


<PAGE>


18.      APPENDIX A - ANNUAL FEE, EXPENSE AND OTHER INFORMATION

Portfolio Turnover

The fund's  annual  portfolio  turnover  rate was 70% for the fiscal  year ended
November 30, 1999.

Share Ownership


As  of  February  28,  1999,  the  Trustees  and  officers  of  the  fund  owned
beneficially  in the  aggregate  less than 1% of the  outstanding  shares of the
fund.  The  following is a list of the holders of 5% or more of any class of the
fund's outstanding shares as of February 28, 1999:

<TABLE>
<S>                                              <C>                <C>                       <C>
- ------------------------------------------------ ------------------ ------------------------- ----------------
Record Holder                                       Share Class         Number of Shares        % of Class

- ------------------------------------------------ ------------------ ------------------------- ----------------
- ------------------------------------------------ ------------------ ------------------------- ----------------

Merrill Lynch, Pierce, Fenner &                       Class B               702,213               25.41%
    Smith Incorporated

For the Sole Benefit of its Customers
4800 Deer Lake Drive East, 2nd Floor
Jacksonville, FL 32246-6484

- ------------------------------------------------ ------------------ ------------------------- ----------------
- ------------------------------------------------ ------------------ ------------------------- ----------------

US Trust Company of the Pacific                       Class Y                61,344               59.25%
    Northwest, Trustee

Pioneer Retirement Benefit Plan
4380 SW Macadam Avenue, Suite 450
Portland, OR 97201-6407

- ------------------------------------------------ ------------------ ------------------------- ----------------
- ------------------------------------------------ ------------------ ------------------------- ----------------

US Trust Company of the Pacific                       Class Y                42,188               40.74%
    Northwest, Trustee

Pioneer Savings and Investment Plan
4380 SW Macadam Avenue, Suite 450
Portland, OR 97201-6407
- ------------------------------------------------ ------------------ ------------------------- ----------------
</TABLE>
                                       46

<PAGE>


Compensation of Officers and Trustees

The  following  table  sets  forth  certain  information  with  respect  to  the
compensation of each Trustee of the fund.
<TABLE>
<S>                                        <C>                    <C>                      <C>
- ------------------------------------------ ---------------------- ------------------------ --------------------------
                                                 Aggregate         Pension or Retirement    Total Compensation from
                                             Compensation from      Benefits Accrued as       the Fund and Other
Name of Trustee                                    Fund*           Part of Fund Expenses    Pioneer Mutual Funds**
- ------------------------------------------ ---------------------- ------------------------ --------------------------
- ------------------------------------------ ---------------------- ------------------------ --------------------------

- ------------------------------------------ ---------------------- ------------------------ --------------------------
- ------------------------------------------ ---------------------- ------------------------ --------------------------

John F. Cogan, Jr.***                                $    667.00                       $0              $   18,750.00

- ------------------------------------------ ---------------------- ------------------------ --------------------------
- ------------------------------------------ ---------------------- ------------------------ --------------------------

Mary K. Bush                                            2,202.00                        0                  77,125.00

- ------------------------------------------ ---------------------- ------------------------ --------------------------
- ------------------------------------------ ---------------------- ------------------------ --------------------------

Richard H. Egdahl, M.D.                                 2,202.00                        0                  79,125.00

- ------------------------------------------ ---------------------- ------------------------ --------------------------
- ------------------------------------------ ---------------------- ------------------------ --------------------------

Margaret B.W. Graham                                    2,217.00                        0                  81,750.00

- ------------------------------------------ ---------------------- ------------------------ --------------------------
- ------------------------------------------ ---------------------- ------------------------ --------------------------

John W. Kendrick                                        1,809.00                        0                  65,900.00

- ------------------------------------------ ---------------------- ------------------------ --------------------------
- ------------------------------------------ ---------------------- ------------------------ --------------------------

Marguerite A. Piret                                     2,396.00                        0                  98,750.00

- ------------------------------------------ ---------------------- ------------------------ --------------------------
- ------------------------------------------ ---------------------- ------------------------ --------------------------

David D. Tripple***                                       667.00                        0                  18,750.00

- ------------------------------------------ ---------------------- ------------------------ --------------------------
- ------------------------------------------ ---------------------- ------------------------ --------------------------

Stephen K. West                                         2,217.00                        0                  85,050.00

- ------------------------------------------ ---------------------- ------------------------ --------------------------
- ------------------------------------------ ---------------------- ------------------------ --------------------------

John Winthrop                                           2,373.00                        0                  85,875.00
                                                        --------                        -                  ---------

- ------------------------------------------ ---------------------- ------------------------ --------------------------
- ------------------------------------------ ---------------------- ------------------------ --------------------------

                                                      $16,750.00                       $0                $611,075.00

- ------------------------------------------ ---------------------- ------------------------ --------------------------
</TABLE>
         *        For the fiscal year ended November 30, 1998.
         **       For the calendar year ended December 31, 1998.
         ***      Under the management contract, Pioneer reimburses the fund
                  for any Trustees fees paid by the fund.

Approximate Management Fees the Fund Paid or Owed Pioneer
<TABLE>
<CAPTION>
- ----------------------------------------------------------------------------------------------------------
                                 For the Fiscal Years Ended November 30,
- ----------------------------------------------------------------------------------------------------------
<S>                                 <C>                                 <C>
- ----------------------------------- ---------------------------------- -----------------------------------
               1998                               1997                                1996
- ----------------------------------- ---------------------------------- -----------------------------------
- ----------------------------------- ---------------------------------- -----------------------------------

- ----------------------------------- ---------------------------------- -----------------------------------
- ----------------------------------- ---------------------------------- -----------------------------------
             $32,098*                              $0*                                $0*
- ----------------------------------- ---------------------------------- -----------------------------------
</TABLE>


*An expense  limitation  was in effect during the years ended November 30, 1998,
1997 and 1996.  In the  absence of the expense  limitation,  the fund would have
paid $257,307, $253,266 and $291,294 in management fees for such periods.

Carryover of Distribution Plan Expenses

As of December 31, 1998 there was no carryover of  distribution  expenses  under
the Class A Plan.

Approximate Net Underwriting Commissions Retained by PFD
<TABLE>
<CAPTION>
- ----------------------------------------------------------------------------------------------------------
                                 For the Fiscal Years Ended November 30,
- ----------------------------------------------------------------------------------------------------------
<S>                                 <C>                                <C>
- ----------------------------------- ---------------------------------- -----------------------------------
               1998                               1997                                1996
- ----------------------------------- ---------------------------------- -----------------------------------
- ----------------------------------- ---------------------------------- -----------------------------------

- ----------------------------------- ---------------------------------- -----------------------------------
- ----------------------------------- ---------------------------------- -----------------------------------
             $15,236                             $16,197                            $21,000
- ----------------------------------- ---------------------------------- -----------------------------------
                                       47
<PAGE>
Approximate Commissions Reallowed to Dealers

- ----------------------------------------------------------------------------------------------------------
                                 For the Fiscal Years Ended November 30,
- ----------------------------------------------------------------------------------------------------------
- ----------------------------------- ---------------------------------- -----------------------------------
               1998                               1997                                1996
- ----------------------------------- ---------------------------------- -----------------------------------
- ----------------------------------- ---------------------------------- -----------------------------------

- ----------------------------------- ---------------------------------- -----------------------------------
- ----------------------------------- ---------------------------------- -----------------------------------
             $93,678                             $70,902                            $94,000
- ----------------------------------- ---------------------------------- -----------------------------------
</TABLE>
Fund Expenses under the Distribution Plans

- ----------------------------------------------------------------------
             For the Fiscal Year Ended November 30, 1998
- ----------------------------------------------------------------------
- ----------------------------------- ----------------------------------
           Class A Plan                       Class B Plan
- ----------------------------------- ----------------------------------
- ----------------------------------- ----------------------------------

- ----------------------------------- ----------------------------------
- ----------------------------------- ----------------------------------
             $111,167                            $68,067
- ----------------------------------- ----------------------------------

CDSCs

During the fiscal year ended  November 30, 1998,  CDSCs in the amount of $14,902
were paid to PFD.

Capital Loss Carryforwards as of November 30, 1998

At the end of its  most  recent  taxable  year,  the fund  had no  capital  loss
carryforwards.

Average Annual Total Returns (November 30, 1998)

As of the end of its most  recent  taxable  year,  the fund had no capital  loss
carryforwards.
<TABLE>
<CAPTION>
- ------------------------------------- --------------------------------------------------------------------
                                                        Average Annual Total Return (%)
- ------------------------------------- --------------------------------------------------------------------
<S>                                 <C>           <C>              <C>            <C>             <C>
- ----------------------------------- ------------- ---------------- -------------- --------------- -------------
                                                                                  Since           Inception
Class of Shares                     One Year      Five Years       Ten Years      Inception       Date
- ----------------------------------- ------------- ---------------- -------------- --------------- -------------
- ----------------------------------- ------------- ---------------- -------------- --------------- -------------

Class A Shares                      3.54          4.85             N/A            4.97            8/10/92
Class B Shares                      3.49          N/A              N/A            4.93            4/4/94
Class Y Shares                      N/A           N/A              N/A            N/A             4/9/98
- ----------------------------------- ------------- ---------------- -------------- --------------- -------------
</TABLE>
- ------------------------------------------------------------
Standardized 30-Day Yield (November 30, 1998)
- ------------------------------------------------------------
- ----------------------------------- ------------------

Class of Shares                       30-Day Yield
- ----------------------------------- ------------------
- ----------------------------------- ------------------

Class A                                   4.16%
Class B                                   3.60%
Class Y                                    N/A
- ----------------------------------- ------------------
                                       48

<PAGE>


19.      APPENDIX B - DESCRIPTION OF SHORT-TERM DEBT, CORPORATE BOND
         AND PREFERRED STOCK RATINGS1

Moody's Investors Service, Inc. ("Moody's") Prime Rating System

Moody's  short-term debt ratings are opinions of the ability of issuers to repay
punctually senior debt obligations.  These obligations have an original maturity
not exceeding one year, unless explicitly noted.

Moody's  employs the following three  designations,  all judged to be investment
grade, to indicate the relative repayment ability of rated issuers:

Prime-1:  Issuers rated  Prime-1 (or  supporting  institutions)  have a superior
ability for repayment of senior short-term debt  obligations.  Prime-1 repayment
ability will often be evidenced by many of the following characteristics:

         Leading market positions in well-established  industries. High rates of
         return on funds employed.
         Conservative  capitalization  structure with moderate  reliance on debt
         and ample asset protection. Broad margins in earnings coverage of fixed
         financial  charges and high internal cash generation.  Well-established
         access to a range of financial markets and assured sources of alternate
         liquidity.

Prime-2:  Issuers  rated  Prime-2  (or  supporting  institutions)  have a strong
ability for repayment of senior short-term debt obligations.  This will normally
be evidenced by many of the characteristics  cited above but to a lesser degree.
Earnings  trends  and  coverage  ratios,  while  sound,  may be more  subject to
variation. Capitalization characteristics,  while still appropriate, may be more
affected by external conditions. Ample alternate liquidity is maintained.

Prime-3:  Issuers rated Prime-3 (or supporting  institutions) have an acceptable
ability for repayment of senior short-term  obligations.  The effect of industry
characteristics and market  compositions may be more pronounced.  Variability in
earnings and profitability may result in changes in the level of debt protection
measurements  and may  require  relatively  high  financial  leverage.  Adequate
alternate liquidity is maintained.

Not Prime: Issuers rated Not Prime do not fall within any of the Prime rating
categories.

Obligations  of a branch of a bank are considered to be domiciled in the country
in which the branch is located. Unless noted as an exception,  Moody's rating on
a bank's ability to repay senior obligations extends only to branches located in
countries which carry a Moody's Sovereign Rating for Bank Deposits.  Such branch
obligations  are rated at the lower of the bank's  rating or  Moody's  Sovereign
Rating for Bank Deposits for the country in which the branch is located.

When the currency in which an obligation is  denominated  is not the same as the
currency of the country in which the obligation is domiciled, Moody's ratings do
not  incorporate  an  opinion as to whether  payment of the  obligation  will be
affected by actions of the government  controlling the currency of denomination.
In addition,  risks  associated with bilateral  conflicts  between an investor's
home  country  and either the  issuer's  home  country

- --------
1 The  ratings  indicated  herein are  believed  to be the most  recent  ratings
available  at the  date of this  statement  of  additional  information  for the
securities  listed.  Ratings are  generally  given to  securities at the time of
issuance.  While the rating  agencies may from time to time revise such ratings,
they  undertake  no  obligation  to do so,  and  the  ratings  indicated  do not
necessarily  represent  ratings  which will be given to these  securities on the
date of the fund's fiscal year-end.

                                       49
<PAGE>
or the country  where an issuer's  branch is located are not  incorporated  into
Moody's short-term debt ratings.

If an issuer  represents to Moody's that its  short-term  debt  obligations  are
supported by the credit of another entity or entities, then the name or names of
such supporting entity or entities are listed within the parenthesis beneath the
name of the issuer, or there is a footnote  referring the reader to another page
for the name or names of the supporting entity or entities. In assigning ratings
to such issuers,  Moody's  evaluates the  financial  strength of the  affiliated
corporations,  commercial banks,  insurance  companies,  foreign  governments or
other entities, but only as one factor in the total rating assessment.

Moody's Debt Ratings

Aaa: Bonds which are rated Aaa are judged to be of the best quality.  They carry
the smallest  degree of investment  risk and are generally  referred to as "gilt
edged." Interest payments are protected by a large or by an exceptionally stable
margin and principal is secure. While the various protective elements are likely
to change,  such changes as can be  visualized  are most  unlikely to impair the
fundamentally strong position of such issues.

Aa: Bonds which are rated Aa are judged to be of high quality by all  standards.
Together with the Aaa group they comprise what are generally known as high-grade
bonds.  They are rated lower than the best bonds  because  margins of protection
may not be as large as in Aaa securities or  fluctuation of protective  elements
may be of greater  amplitude or there may be other  elements  present which make
the long-term risk appear somewhat larger than the Aaa securities.

A: Bonds which are rated A possess many favorable investment  attributes and are
to be considered as upper-medium-grade  obligations.  Factors giving security to
principal  and interest  are  considered  adequate,  but elements may be present
which suggest a susceptibility to impairment sometime in the future.

Baa: Bonds which are rated Baa are considered as medium-grade obligations (i.e.,
they are neither highly  protected nor poorly  secured).  Interest  payments and
principal  security  appear  adequate  for the present  but  certain  protective
elements may be lacking or may be  characteristically  unreliable over any great
length of time. Such bonds lack outstanding  investment  characteristics  and in
fact have speculative characteristics as well.

Ba:  Bonds  which are rated Ba are judged to have  speculative  elements;  their
future cannot be considered  as well assured.  Often the  protection of interest
and  principal  payments may be very  moderate and thereby not well  safeguarded
during  both  good  and bad  times  over the  future.  Uncertainty  of  position
characterizes bonds in this class.

B: Bonds  which are rated B  generally  lack  characteristics  of the  desirable
investment.  Assurance of interest and principal  payments or of  maintenance of
other terms of the contract over any long period of time may be small.

Caa:  Bonds  which are rated Caa are of poor  standing.  Such  issues  may be in
default or there may be present  elements of danger with respect to principal or
interest.

Ca: Bonds which are rated Ca represent  obligations  which are  speculative in a
high degree. Such issues are often in default or have other marked shortcomings.

C: Bonds which are rated C are the lowest  rated  class of bonds,  and issues so
rated can be regarded as having  extremely  poor prospects of ever attaining any
real investment standing.
                                       50
<PAGE>
Note:  Moody's  applies  numerical  modifiers 1, 2 and 3 in each generic  rating
classification from Aa through Caa. The modifier 1 indicated that the obligation
ranks in the higher end of its generic rating category; the modifier 2 indicated
a mid-range ranking;  and the modifier 3 indicates a ranking in the lower end of
that generic rating category.

Moody's Preferred Stock Ratings

Because of the fundamental  differences  between  preferred  stocks and bonds, a
variation of Moody's familiar bond rating symbols is used in the quality ranking
of  preferred  stock.  The  symbols,  presented  below,  are  designed  to avoid
comparison  with bond quality in absolute  terms.  It should  always be borne in
mind  that  preferred  stock  occupies  a  junior  position  to  bonds  within a
particular  capital  structure  and that these  securities  are rated within the
universe of preferred stocks.

aaa: An issue which is rated aaa is  considered  to be a  top-quality  preferred
stock.  This  rating  indicates  good  asset  protection  and the least  risk of
dividend impairment within the universe of preferred stocks.

aa: An issue which is rated aa is considered a high-grade  preferred stock. This
rating  indicates  that there is a reasonable  assurance  the earnings and asset
protection will remain relatively well maintained in the foreseeable future.

a: An issue which is rated a is considered to be an upper-medium grade preferred
stock.  While  risks are judged to be  somewhat  greater  then in the aaa and aa
classification,  earnings and asset protection are, nevertheless, expected to be
maintained at adequate levels.

baa: An issue which is rated baa is  considered to be a  medium-grade  preferred
stock,  neither  highly  protected  nor  poorly  secured.   Earnings  and  asset
protection  appear  adequate at present but may be  questionable  over any great
length of time.

ba: An issue which is rated ba is  considered to have  speculative  elements and
its future cannot be considered well assured.  Earnings and asset protection may
be very moderate and not well safeguarded during adverse periods.
Uncertainty of position characterizes preferred stocks in this class.

b: An issue which is rated b generally lacks the  characteristics of a desirable
investment. Assurance of dividend payments and maintenance of other terms of the
issue over any long period of time may be small.

caa:  An  issue  which is rated  caa is  likely  to be in  arrears  on  dividend
payments. This rating designation does not purport to indicate the future status
of payments.

ca: An issue which is rated ca is  speculative in a high degree and is likely to
be in arrears on dividends with little likelihood of eventual payments.

c: This is the lowest rated class of preferred or  preference  stock.  Issues so
rated can thus be regarded as having  extremely poor prospects of ever attaining
any real investment standing.

Note:   Moody's  applies  numerical   modifiers  1,  2  and  3  in  each  rating
classification:  the modifier 1 indicates  that the security ranks in the higher
end of its generic rating category; the modifier 2 indicates a mid-range ranking
and the  modifier  3  indicates  that the  issue  ranks in the  lower end of its
generic rating category.
                                       51
<PAGE>
Standard & Poor's Short-Term Issue Credit Ratings

A-1: A  short-term  obligation  rated A-1 is rated in the  highest  category  by
Standard & Poor's.  The obligor's  capacity to meet its financial  commitment on
the  obligation  is  strong.  Within  this  category,  certain  obligations  are
designated  with a plus sign (+). This indicates that the obligor's  capacity to
meet its financial commitment on these obligations is extremely strong.

A-2: A  short-term  obligation  rated A-2 is somewhat  more  susceptible  to the
adverse  effects  of changes  in  circumstances  and  economic  conditions  than
obligations in higher rating categories. However, the obligor's capacity to meet
its financial commitment on the obligation is satisfactory.

A-3: A short-term obligation rated A-3 exhibits adequate protection  parameters.
However,  adverse economic conditions or changing  circumstances are more likely
to lead to a weakened  capacity of the obligor to meet its financial  commitment
on the obligation.

B: A short-term obligation rated B is regarded as having significant speculative
characteristics.  The obligor  currently  has the capacity to meet its financial
commitment on the  obligation;  however,  it faces major  ongoing  uncertainties
which could lead to the  obligor's  inadequate  capacity  to meet its  financial
commitment on the obligation.

C: A short-term  obligation rated C is currently vulnerable to nonpayment and is
dependent upon favorable  business,  financial,  and economic conditions for the
obligor to meet its financial commitment on the obligation.

D: A short-term  obligation rated D is in payment default. The D rating category
is used when payments on an obligation  are not made on the date due even if the
applicable grace period has not expired,  unless Standard & Poor's believes that
such payments  will be made during such grace period.  The D rating also will be
used upon the filing of a bankruptcy  petition or the taking of a similar action
if payments on an obligation are jeopardized.

Standard & Poor's Long-Term Issue Credit Ratings

Issue  credit  ratings  are  based,  in  varying   degrees,   on  the  following
considerations:

         Likelihood of  payment-capacity  and willingness of the obligor to meet
         its financial  commitment on an obligation in accordance with the terms
         of  the  obligation;  Nature  of  and  provisions  of  the  obligation;
         Protection afforded by, and relative position of, the obligation in the
         event of bankruptcy,  reorganization,  or other  arrangement  under the
         laws of bankruptcy and other laws affecting creditors' rights.

The issue rating  definitions  are  expressed in terms of default risk. As such,
they  pertain  to  senior  obligations  of an  entity.  Junior  obligations  are
typically rated lower than senior obligations,  to reflect the lower priority in
bankruptcy,  as noted above.  (Such  differentiation  applies when an entity has
both senior and subordinated obligations,  secured and unsecured obligations, or
operating company and holding company obligations.) Accordingly,  in the case of
junior debt, the rating may not conform exactly with the category definition.

AAA:  An  obligation  rated AAA has the  highest  rating  assigned by Standard &
Poor's.  The  obligor's  capacity  to  meet  its  financial  commitment  on  the
obligation is extremely strong.

AA: An obligation  rated AA differs from the  highest-rated  obligations only in
small  degree.  The obligor's  capacity to meet its financial  commitment on the
obligation is very strong.
                                       52
<PAGE>
A: An obligation  rated A is somewhat more susceptible to the adverse effects of
changes  in   circumstances   and  economic   conditions  than   obligations  in
higher-rated  categories.  However, the obligor's capacity to meet its financial
commitment on the obligation is still strong.

BBB: An obligation rated BBB exhibits adequate protection  parameters.  However,
adverse economic conditions or changing circumstances are more likely to lead to
a weakened  capacity  of the  obligor to meet its  financial  commitment  on the
obligation.

Obligations  rated BB, B, CCC,  CC,  and C are  regarded  as having  significant
speculative characteristics.  BB indicates the least degree of speculation and C
the highest. While such obligations will likely have some quality and protective
characteristics,  these  may be  outweighed  by  large  uncertainties  or  major
exposures to adverse conditions.

BB:  An  obligation  rated  BB is  less  vulnerable  to  nonpayment  than  other
speculative issues. However, it faces major ongoing uncertainties or exposure to
adverse  business,  financial,  or economic  conditions  which could lead to the
obligor's capacity to meet its financial commitment on the obligation.

B: An obligation rated B is more vulnerable to nonpayment than obligations rated
BB, but the obligor currently has the capacity to meet its financial  commitment
on the obligation.  Adverse  business,  financial,  or economic  conditions will
likely  impair the  obligor's  capacity  or  willingness  to meet its  financial
commitment on the obligation.

CCC: An  obligation  rated CCC is  currently  vulnerable  to  nonpayment  and is
dependent upon favorable  business,  financial,  and economic conditions for the
obligor to meet its  financial  commitment  on the  obligation.  In the event of
adverse business,  financial, or economic conditions,  the obligor is not likely
to have the capacity to meet its financial commitment on the obligation.

CC: An obligation rated CC is currently highly vulnerable to nonpayment.

C: The C rating may be used to cover a situation where a bankruptcy petition has
been filed or similar action has been taken, but payments on this obligation are
being continued.

D: An obligation  rated D is in payment  default.  The D rating category is used
when  payments  on an  obligation  are not  made  on the  date  due  even if the
applicable grace period has not expired,  unless Standard & Poor's believes that
such payments  will be made during such grace period.  The D rating also will be
used upon the filing of a bankruptcy  petition or the taking of a similar action
if payments are jeopardized.

Plus (+) or Minus (-): The rating from AA to CCC may be modified by the addition
of a plus or minus sign to show relative standing within the major categories.

r: This  symbol is  attached  to the  ratings of  instruments  with  significant
noncredit  risks.  It  highlights  risks to principal or  volatility of expected
returns  which  are  not  addressed  in the  credit  rating.  Examples  include:
obligations  linked  or  indexed  to  equities,   currencies,   or  commodities;
obligations  exposed  to  severe  prepayment  risk,  such  as  interest-only  or
principal-only  mortgage  securities;   and  obligations  with  unusually  risky
interest terms, such as inverse floaters.

Standard & Poor's Preferred Stock Ratings

A Standard & Poor's  preferred stock rating is an assessment of the capacity and
willingness  of an issuer to pay preferred  stock  dividends and any  applicable
sinking fund  obligations.  A preferred  stock rating
                                       53
<PAGE>
differs from a bond rating  inasmch as it is assigned to an equity issue,  which
is intrinsically  different from, and subordinated to, a debt issue.  Therefore,
to reflect this difference,  the preferred stock rating symbol will normally not
be higher than the debt rating symbol assigned to, or that would be assigned to,
the senior debt of the same issuer.

Preferred stock ratings are based on the following considerations:

         Likelihood of  payment-capacity  and  willingness of the issuer to meet
         the timely  payment of preferred  stock  dividends  and any  applicable
         sinking  fund   requirements  in  accordance  with  the  terms  of  the
         obligation;  Nature of, and provisions of, the issue; Relative position
         of the  issue in the  event  of  bankruptcy,  reorganization,  or other
         arrangement  under  the laws of  bankruptcy  and other  laws  affecting
         creditors' rights.

AAA:  This is the highest  rating that may be assigned by Standard & Poor's to a
preferred  stock issue and  indicates  an extremely  strong  capacity to pay the
preferred stock obligations.

AA:  A  preferred  stock  issue  rated  AA  also  qualifies  as a  high-quality,
fixed-income  security.  The capacity to pay preferred stock obligations is very
strong, although not as overwhelming as for issues rated AAA.

A: An issue  rated A is backed by a sound  capacity to pay the  preferred  stock
obligations,  although it is somewhat more susceptible to the adverse effects of
changes in circumstances and economic conditions.

BBB: An issue rated BBB is regarded as backed by an adequate capacity to pay the
preferred stock  obligations.  Whereas it normally exhibits adequate  protection
parameters,  adverse  economic  conditions  or changing  circumstances  are more
likely to lead to a weakened  capacity to make payments for a preferred stock in
this category than for issues in the A category.

BB, B, CCC:  Preferred stock rated BB, B, and CCC are regarded,  on balance,  as
predominantly speculative with respect to the issuer's capacity to pay preferred
stock  obligations.  BB indicates the lowest degree of  speculation  and CCC the
highest.  While  such  issues  will  likely  have some  quality  and  protective
characteristics,  these are  outweighed  by large  uncertainties  or major  risk
exposures to adverse conditions.

CC: The rating CC is reserved for a preferred  stock issue that is in arrears on
dividends or sinking fund payments, but that is currently paying.

C: A preferred stock rated C is a nonpaying issue.

D: A preferred  stock rated D is a nonpaying issue with the issuer in default on
debt instruments.

N.R.:  This  indicates  that  no  rating  has  been  requested,  that  there  is
insufficient  information  on which to base a rating,  or that Standard & Poor's
does not rate a particular type of obligation as a matter of policy.

Plus (+) or Minus (-): To provide more detailed  indications of preferred  stock
quality,  ratings  from AA to CCC may be modified  by the  addition of a plus or
minus sign to show relative standing within the major rating categories.
                                       54

<PAGE>


20.      APPENDIX C - PERFORMANCE STATISTICS
<TABLE>
<CAPTION>
                         Pioneer Short-Term Income Trust
                                 Class A Shares

- -------------------------------------------------------------------------------------------------------
<S>          <C>            <C>         <C>                <C>            <C>             <C>
                                                                          Net Asset       Initial

             Initial        Offering     Sales Charge      Shares         Value           Net Asset
Date         Investment     Price        Included          Purchased      Per Share       Value

8/10/92      $10,000        $4.10        2.50%             2,439.024      $4.00           $9,750

- -------------------------------------------------------------------------------------------------------
</TABLE>
<TABLE>
<CAPTION>
                                 Value of Shares
                    (Dividends and Capital Gains Reinvested)

- -------------------------------------------------------------------------------------------------------
<S>                         <C>                <C>                  <C>                          <C>
                                               From Capital                From
                                  From                Gains           Dividends                  Total
Date                        Investment           Reinvested          Reinvested                  Value
- -------------------------------------------------------------------------------------------------------
- -------------------------------------------------------------------------------------------------------

- -------------------------------------------------------------------------------------------------------
- -------------------------------------------------------------------------------------------------------
  12/31/92                      $9,659                   $0                $256                 $9,915
- -------------------------------------------------------------------------------------------------------
- -------------------------------------------------------------------------------------------------------
  12/31/93                      $9,634                   $0                $863                $10,497
- -------------------------------------------------------------------------------------------------------
- -------------------------------------------------------------------------------------------------------
  12/31/94                      $9,122                   $0              $1,395                $10,517
- -------------------------------------------------------------------------------------------------------
- -------------------------------------------------------------------------------------------------------
  12/31/95                      $9,390                   $0              $2,190                $11,580
- -------------------------------------------------------------------------------------------------------
- -------------------------------------------------------------------------------------------------------
  12/31/96                      $9,195                   $0              $2,893                $12,088
- -------------------------------------------------------------------------------------------------------
- -------------------------------------------------------------------------------------------------------
  12/31/97                      $9,196                   $0              $3,643                $12,839
- -------------------------------------------------------------------------------------------------------
- -------------------------------------------------------------------------------------------------------

  12/31/98                      $9,219                   $0              $4,420                $13,639

- -------------------------------------------------------------------------------------------------------
</TABLE>
                                 Class B Shares
<TABLE>

- -------------------------------------------------------------------------------------------------------
<S>       <C>           <C>           <C>               <C>            <C>                <C>
                                                                       Net Asset          Initial Net

          Initial       Offering      Sales Charge      Shares         Value Per Share    Asset
Date      Investment    Price         Included          Purchased                         Value

4/4/94    $10,000       $3.89         0.00%             2,570.694      $3.89              $10,000

- -------------------------------------------------------------------------------------------------------
</TABLE>
<TABLE>
<CAPTION>
                                 Value of Shares
                    (Dividends and Capital Gains Reinvested)

- --------------------------------------------------------------------------------------------------------
<S>             <C>               <C>               <C>                <C>       <C>              <C>
                                           From
                      From        Capital Gains     From Dividends      CDSC if
Date            Investment           Reinvested         Reinvested      Redeemed Total Value     CDSC %
- --------------------------------------------------------------------------------------------------------
- --------------------------------------------------------------------------------------------------------

- --------------------------------------------------------------------------------------------------------
- --------------------------------------------------------------------------------------------------------
12/31/94            $9,589                   $0               $385         $192      $9,782        2.00
- --------------------------------------------------------------------------------------------------------
- --------------------------------------------------------------------------------------------------------
12/31/95            $9,897                   $0             $1,021         $198     $10,720        2.00
- --------------------------------------------------------------------------------------------------------
- --------------------------------------------------------------------------------------------------------
12/31/96            $9,666                   $0             $1,640          $97     $11,209        1.00
- --------------------------------------------------------------------------------------------------------
- --------------------------------------------------------------------------------------------------------
12/31/97            $9,692                   $0             $2,251           $0     $11,943        0.00
- --------------------------------------------------------------------------------------------------------
- --------------------------------------------------------------------------------------------------------

12/31/98            $9,692                   $0             $2,837           $0     $12,529        0.00

- --------------------------------------------------------------------------------------------------------
</TABLE>
Past  performance  does not  guarantee  future  results.  Return and share price
fluctuate  and your  shares  when  redeemed  may be worth more or less than your
original cost.
                                       55

<PAGE>



<TABLE>
<CAPTION>
                         Pioneer Short-Term Income Trust
                                 Class Y Shares
- --------------------------------------------------------------------------------------------------------
<S>           <C>             <C>         <C>              <C>           <C>            <C>
                                                                         Net Asset
              Initial         Offering    Sales Charge     Shares        Value Per      Initial Net
Date          Investment      Price       Included         Purchased     Share          Asset Value

4/9/98        $10,000.00      $3.77       0.00%            2652.520      $3.77          $10,000.00

- --------------------------------------------------------------------------------------------------------
</TABLE>
                                 Value of Shares
                    (Dividends and Capital Gains Reinvested)

- --------------------------------------------------------------------------------

                                             From            From
                           From     Capital Gains       Dividends          Total
Date                 Investment        Reinvested      Reinvested          Value

12/31/98                $10,027                $0            $431         $10458

- --------------------------------------------------------------------------------


Past  performance  does not  guarantee  future  results.  Return and share price
fluctuate  and your  shares  when  redeemed  may be worth more or less than your
original cost.


                                       56
<PAGE>


Comparative Performance Index Descriptions

The following  securities  indices are well known,  unmanaged measures of market
performance. Advertisements and sales literature for the fund may refer to these
indices or may present  comparisons  between the performance of the fund and one
or more of the indices.  Other  indices may also be used,  if  appropriate.  The
indices are not  available  for direct  investment.  The data  presented are not
meant to be  indicative  of the  performance  of the fund,  do not reflect  past
performance and do not guarantee future results.

S&P 500. This index is a readily available, carefully constructed,  market value
weighted benchmark of common stock performance.  Currently, the S&P 500 includes
500 of the largest stocks (in terms of stock market value) in the U.S.

Dow  Jones  Industrial  Average.  This  is a total  return  index  based  on the
performance of stocks of 30 blue chip companies  widely held by individuals  and
institutional  investors.  The 30  stocks  represent  about  a  fifth  of the $8
trillion-plus market value of all U.S. stocks and about a fourth of the value of
stocks listed on the New York Stock Exchange (NYSE).

U.S. Small Stock Index. This index is a market value weighted index of the ninth
and tenth deciles of the NYSE, plus stocks listed on the American Stock Exchange
and over the counter with the same or less  capitalization as the upper bound of
the NYSE ninth decile.

U.S.  Inflation.  The Consumer Price Index for All Urban Consumers (CPI-U),  not
seasonally adjusted,  is used to measure inflation,  which is the rate of change
of consumer  goods prices.  Unfortunately,  the inflation rate as derived by the
CPI is not measured over the same period as the other asset returns.  All of the
security  returns are measured  from one  month-end to the next  month-end.  CPI
commodity prices are collected during the month. Thus,  measured inflation rates
lag the other series by about one-half month. Prior to January 1978, the CPI (as
compared with CPI-U) was used.  Both inflation  measures are  constructed by the
U.S. Department of Labor, Bureau of Labor Statistics, Washington, DC.

S&P/BARRA  Indexes.  The S&P/BARRA  Growth and Value Indexes are  constructed by
dividing the stocks in the S&P 500 according to price-to-book ratios. The Growth
Index  contains  stocks with higher  price-to-book  ratios,  and the Value Index
contains  stocks  with  lower  price-to-book  ratios.  Both  indexes  are market
capitalization weighted.

Merrill Lynch Micro-Cap  Index. The Merrill Lynch Micro-Cap Index represents the
performance of 1,980 stocks ranging in market capitalization from $50 million to
$125 million. Index returns are calculated monthly.

Long-Term U.S. Government Bonds. The total returns on long-term government bonds
after  1977 are  constructed  with data  from The Wall  Street  Journal  and are
calculated as the change in the flat price or and-interest  price.  From 1926 to
1976, data are obtained from the government bond file at the Center for Research
in Security Prices (CRSP),  Graduate School of Business,  University of Chicago.
Each year,  a one-bond  portfolio  with a term of  approximately  20 years and a
reasonably  current coupon was used and whose returns did not reflect  potential
tax benefits,  impaired  negotiability or special redemption or call privileges.
Where  callable  bonds had to be used,  the term of the bond was assumed to be a
simple  average of the maturity and first call dates minus the current date. The
bond was "held" for the calendar year and returns were computed.
                                       57
<PAGE>

Intermediate-Term  U.S.  Government  Bonds.  Total returns of  intermediate-term
government  bonds after 1987 are calculated from The Wall Street Journal prices,
using the change in flat price.  Returns from 1934 to 1986 are obtained from the
CRSP government bond file.

Each year,  one-bond  portfolios  are formed,  the bond  chosen is the  shortest
noncallable  bond with a  maturity  not less than five  years,  and this bond is
"held" for the calendar year. Monthly returns are computed. (Bonds with impaired
negotiability or special redemption  privileges are omitted, as are partially or
fully tax-exempt bonds starting with 1943.) From 1934 to 1942,  almost all bonds
with  maturities  near five years were  partially or fully  tax-exempt  and were
selected using the rules described above.  Personal tax rates were generally low
in that  period,  so that yields on  tax-exempt  bonds were similar to yields on
taxable bonds.  From 1926 to 1933, there are few bonds suitable for construction
of a series with a five-year  maturity.  For this period,  five-year  bond yield
estimates are used.

Morgan Stanley Capital International ("MSCI").  These indices are in U.S. dollar
terms with gross  dividends  reinvested and measure the  performance of 45 stock
markets around the world.  MSCI All Country indices represent both the developed
and the emerging markets for a particular  region.  These indices are unmanaged.
The free indices  exclude  shares  which are not readily  purchased by non-local
investors.  MSCI covers over 1,700  securities in 28 emerging  markets and 2,600
securities  in 23  developed  markets,  totalling  over $15  trillion  in market
capitalization.

Countries  in the MSCI EAFE Index are:  Australia,  Austria,  Belgium,  Denmark,
Finland,  France,  Germany, Hong Kong, Ireland, Italy, Japan,  Netherlands,  New
Zealand,  Norway,  Portugal,  Singapore,  Spain, Sweden,  Switzerland and United
Kingdom.

Countries in the MSCI Emerging Markets Free Index are: Argentina, Brazil, Chile,
China Free, Colombia,  Czech Republic,  Greece,  Hungary, India, Indonesia Free,
Israel,  Jordan,  Korea (at 50%),  Malaysia Free, Mexico Free,  Pakistan,  Peru,
Philippines Free, Poland,  Singapore,  South Africa, Sri Lanka, Taiwan (at 50%),
Thailand Free, Turkey and Venezuela.

MSCI All Country (AC) Asia Free ex Japan: This index is made up of the following
12 countries: China Free, Hong Kong, India, Indonesia Free, Korea @50%, Malaysia
Free,  Pakistan,  Philippines Free,  Singapore Free, Sri Lanka,  Taiwan @50% and
Thailand Free.

MSCI All Country (AC) Asia  Pacific Free ex Japan:  This index is made up of the
following 14 countries: Australia, China Free, Hong Kong, India, Indonesia Free,
Korea @50%, Malaysia Free, New Zealand,  Pakistan,  Philippines Free,  Singapore
Free, Sri Lanka, Taiwan @50% and Thailand Free.

6-Month CDs.  Data  sources  include the Federal  Reserve  Bulletin and The Wall
Street Journal.

Long-Term U.S.  Corporate  Bonds.  Since 1969,  corporate bond total returns are
represented by the Salomon Brothers Long-Term  High-Grade  Corporate Bond Index.
As most large corporate bond transactions  take place over the counter,  a major
dealer is the natural source of these data.  The index includes  nearly all Aaa-
and Aa-rated  bonds with at least 10 years to maturity.  If a bond is downgraded
during a  particular  month,  its return for the month is  included in the index
before removing the bond from future portfolios.

From 1926 to 1968 the total  returns  were  calculated  by summing  the  capital
appreciation  returns  and the  income  returns.  For the  period  1946 to 1968,
Ibbotson and Sinquefield  backdated the Salomon  Brothers' index,  using Salomon
                                       58
<PAGE>
Brothers' monthly yield data with a methodology  similar to that used by Salomon
Brothers for 1969 to 1995.  Capital  appreciation  returns were  calculated from
yields  assuming (at the  beginning of each  monthly  holding  period) a 20-year
maturity,   a  bond   price   equal  to  par,   and  a   coupon   equal  to  the
beginning-of-period  yield.  For the  period  1926 to  1945,  Standard  & Poor's
monthly  high-grade  corporate  composite  yield data were  used,  assuming a 4%
coupon and a 20-year maturity.  The conventional  present-value formula for bond
price for the  beginning  and  end-of-month  prices was used.  (This  formula is
presented in Ross, Stephen A., and Westerfield,  Randolph W., Corporate Finance,
Times Mirror/Mosby,  St. Louis, 1990, p. 97 ["Level-Coupon Bonds"].) The monthly
income return was assumed to be one-twelfth the coupon.

Lehman Brothers Government/Corporate Bond Index - Intermediate. This index is
comprised of securities with one to ten years to maturity. It includes Treasury
and government agency securities, investment-grade corporate bonds and Yankee
index bonds.

U.S.  (30-Day)  Treasury Bills. For the U.S.  Treasury Bill Index, data from The
Wall Street  Journal are used after 1977; the CRSP  government  bond file is the
source until 1976. Each month a one-bill portfolio  containing the shortest-term
bill  having not less than one month to  maturity  is  constructed.  (The bill's
original term to maturity is not  relevant.) To measure  holding  period returns
for the one-bill portfolio, the bill is priced as of the last trading day of the
previous month-end and as of the last trading day of the current month.

National  Association of Real Estate  Investment  Trusts  ("NAREIT") Equity REIT
Index.  All of the data are based upon the last  closing  price of the month for
all  tax-qualified  REITs  listed on the  NYSE,  AMEX and  NASDAQ.  The data are
market-value-weighted.  Prior to 1987 REITs were added to the index the  January
following  their  listing.  Since 1987 newly formed or listed REITs are added to
the total  shares  outstanding  figure in the month that the shares are  issued.
Only  common  shares  issued by the REIT are  included  in the index.  The total
return  calculation  is based upon the weighting at the beginning of the period.
Only  those  REITs  listed for the  entire  period are used in the total  return
calculation.  Dividends are included in the month based upon their payment date.
There is no smoothing of income. Liquidating dividends, whether full or partial,
are treated as income.

Russell U.S. Equity  Indexes.  The Russell 3000(R) Index (the "Russell 3000") is
comprised  of  the  3,000  largest  U.S.   companies  as  determined  by  market
capitalization  representing  approximately  98% of the U.S. equity market.  The
average market  capitalization is approximately $3.7 billion. The Russell 2500TM
Index measures  performance of the 2,500 smallest companies in the Russell 3000.
The average market capitalization is approximately $931 million, and the largest
company in the index has an approximate  market  capitalization of $3.7 billion.
The Russell  2000(R) Index measures  performance of the 2,000 smallest stocks in
the Russell 3000; the largest  company in the index has a market  capitalization
of  approximately  $1.4 billion.  The Russell 1000(R) Index (the "Russell 1000")
measures the performance of the 1,000 largest companies in the Russell 3000. The
average  market  capitalization  is  approximately  $9.9  billion.  The smallest
company in the index has an approximate  market  capitalization of $1.4 billion.
The Russell MidcapTM Index measures performance of the 800 smallest companies in
the Russell 1000.  The largest  company in the index has an  approximate  market
capitalization of $10.3 billion.

The  Russell  indexes are  reconstituted  annually as of July 1, based on May 31
market capitalization rankings.

Wilshire Real Estate Securities Index. The Wilshire Real Estate Securities Index
is a market  capitalization  weighted  index of 119 publicly  traded real estate
securities,  such as  REITs,  real  estate  operating  companies  ("REOCs")  and
partnerships.

The index  contains  performance  data on five  major  categories  of  property:
office, retail,  industrial,  apartment and miscellaneous.  The companies in the
index are 94.11% equity and hybrid REITs and 5.89% REOCs.
                                       59
<PAGE>
Standard    &    Poor's    MidCap    400    Index.    The    S&P    400   is   a
market-capitalization-weighted  index.  The performance  data for the index were
calculated  by taking  the  stocks  presently  in the index  and  tracking  them
backwards in time as long as there were prices reported.  No attempt was made to
determine what stocks "might have been" in the S&P 400 five or ten years ago had
it existed.  Dividends are reinvested on a monthly basis prior to June 30, 1991,
and are reinvested daily thereafter.

Lipper Balanced Funds Index. This index represents equally weighted performance,
adjusted for capital gains distributions and income dividends,  of approximately
30 of the largest  funds with a primary  objective  of  conserving  principal by
maintaining  at all times a balanced  portfolio of stocks and bonds.  Typically,
the stock/bond ratio ranges around 60%/40%.

Lehman Brothers  Aggregate Bond Index. The Lehman Brothers  Aggregate Bond Index
is  composed  of the  Lehman  Brothers  Government/Corporate  Index,  the Lehman
Brothers  Mortgage-Backed  Securities Index and the Lehman Brothers Asset-Backed
Securities  Index.  The index includes  fixed rate debt issues rated  investment
grade or higher by Moody's Investors  Service,  Standard & Poor's Corporation or
Fitch  Investors  Service,  in that order.  All issues have at least one year to
maturity with  intermediate  indices  including  bonds with maturities up to ten
years and long-term  indices  composed of bonds with maturities  longer than ten
years. All returns are market value weighted inclusive of accrued interest.

Bank  Savings  Account.   Data  sources  include  the  U.S.  League  of  Savings
Institutions  Sourcebook;  average  annual  yield on savings  deposits  in FSLIC
[FDIC]  insured  savings  institutions  for the years 1963 to 1987; and The Wall
Street Journal thereafter.

Sources: Ibbotson Associates, Towers Data Systems, Lipper, Inc. and PGI

                                       60

<PAGE>
<TABLE>
<CAPTION>


                  PERFORMANCE STATISTICS - TOTAL RETURN PERCENT
<S>             <C>         <C>            <C>            <C>            <C>           <C>          <C>
                               Dow                                        S&P/          S&P/
                              Jones        U.S. Small                    BARRA          BARRA        Merrill Lynch
                 S&P        Industrial        Stock         U.S.          500            500           Micro-Cap
                 500         Average          Index       Inflation      Growth         Value            Index

- ----------------------------------------------------------------------------------------------------------------------

Dec 1925         N/A           N/A             N/A           N/A          N/A            N/A              N/A
Dec 1926        11.62          N/A            0.28          -1.49         N/A            N/A              N/A
Dec 1927        37.49          N/A            22.10         -2.08         N/A            N/A              N/A
Dec 1928        43.61         55.38           39.69         -0.97         N/A            N/A              N/A
Dec 1929        -8.42         -13.64         -51.36         0.20          N/A            N/A              N/A
Dec 1930        -24.90        -30.22         -38.15         -6.03         N/A            N/A              N/A
Dec 1931        -43.34        -49.02         -49.75         -9.52         N/A            N/A              N/A
Dec 1932        -8.19         -16.88          -5.39        -10.30         N/A            N/A              N/A
Dec 1933        53.99         73.72          142.87         0.51          N/A            N/A              N/A
Dec 1934        -1.44          8.08           24.22         2.03          N/A            N/A              N/A
Dec 1935        47.67         43.77           40.19         2.99          N/A            N/A              N/A
Dec 1936        33.92         30.23           64.80         1.21          N/A            N/A              N/A
Dec 1937        -35.03        -28.88         -58.01         3.10          N/A            N/A              N/A
Dec 1938        31.12         33.16           32.80         -2.78         N/A            N/A              N/A
Dec 1939        -0.41          1.31           0.35          -0.48         N/A            N/A              N/A
Dec 1940        -9.78         -7.96           -5.16         0.96          N/A            N/A              N/A
Dec 1941        -11.59        -9.88           -9.00         9.72          N/A            N/A              N/A
Dec 1942        20.34         14.13           44.51         9.29          N/A            N/A              N/A
Dec 1943        25.90         19.06           88.37         3.16          N/A            N/A              N/A
Dec 1944        19.75         17.19           53.72         2.11          N/A            N/A              N/A
Dec 1945        36.44         31.60           73.61         2.25          N/A            N/A              N/A
Dec 1946        -8.07         -4.40          -11.63         18.16         N/A            N/A              N/A
Dec 1947         5.71          7.61           0.92          9.01          N/A            N/A              N/A
Dec 1948         5.50          4.27           -2.11         2.71          N/A            N/A              N/A
Dec 1949        18.79         20.92           19.75         -1.80         N/A            N/A              N/A
Dec 1950        31.71         26.40           38.75         5.79          N/A            N/A              N/A
Dec 1951        24.02         21.77           7.80          5.87          N/A            N/A              N/A
Dec 1952        18.37         14.58           3.03          0.88          N/A            N/A              N/A
Dec 1953        -0.99          2.02           -6.49         0.62          N/A            N/A              N/A
Dec 1954        52.62         51.25           60.58         -0.50         N/A            N/A              N/A
Dec 1955        31.56         26.58           20.44         0.37          N/A            N/A              N/A
Dec 1956         6.56          7.10           4.28          2.86          N/A            N/A              N/A
Dec 1957        -10.78        -8.63          -14.57         3.02          N/A            N/A              N/A
Dec 1958        43.36         39.31           64.89         1.76          N/A            N/A              N/A
Dec 1959        11.96         20.21           16.40         1.50          N/A            N/A              N/A
Dec 1960         0.47         -6.14           -3.29         1.48          N/A            N/A              N/A
Dec 1961        26.89         22.60           32.09         0.67          N/A            N/A              N/A
Dec 1962        -8.73         -7.43          -11.90         1.22          N/A            N/A              N/A
Dec 1963        22.80         20.83           23.57         1.65          N/A            N/A              N/A

</TABLE>
                                       61
<PAGE>

<TABLE>
<CAPTION>

                  PERFORMANCE STATISTICS - TOTAL RETURN PERCENT
<S>              <C>         <C>           <C>            <C>          <C>            <C>            <C>
                               Dow                                        S&P/          S&P/
                              Jones        U.S. Small                  BARRA 500        BARRA        Merrill Lynch
                 S&P        Industrial        Stock         U.S.         Growth          500           Micro-Cap
                 500         Average          Index       Inflation                     Value            Index

- ----------------------------------------------------------------------------------------------------------------------

Dec 1964        16.48         18.85           23.52         1.19          N/A            N/A              N/A
Dec 1965        12.45         14.39           41.75         1.92          N/A            N/A              N/A
Dec 1966        -10.06        -15.78          -7.01         3.35          N/A            N/A              N/A
Dec 1967        23.98         19.16           83.57         3.04          N/A            N/A              N/A
Dec 1968        11.06          7.93           35.97         4.72          N/A            N/A              N/A
Dec 1969        -8.50         -11.78         -25.05         6.11          N/A            N/A              N/A
Dec 1970         4.01          9.21          -17.43         5.49          N/A            N/A              N/A
Dec 1971        14.31          9.83           16.50         3.36          N/A            N/A              N/A
Dec 1972        18.98         18.48           4.43          3.41          N/A            N/A              N/A
Dec 1973        -14.66        -13.28         -30.90         8.80          N/A            N/A              N/A
Dec 1974        -26.47        -23.58         -19.95         12.20         N/A            N/A              N/A
Dec 1975        37.20         44.75           52.82         7.01         31.72          43.38             N/A
Dec 1976        23.84         22.82           57.38         4.81         13.84          34.93             N/A
Dec 1977        -7.18         -12.84          25.38         6.77         -11.82         -2.57             N/A
Dec 1978         6.56          2.79           23.46         9.03          6.78          6.16             27.76
Dec 1979        18.44         10.55           43.46         13.31        15.72          21.16            43.18
Dec 1980        32.42         22.17           39.88         12.40        39.40          23.59            32.32
Dec 1981        -4.91         -3.57           13.88         8.94         -9.81          0.02              9.18
Dec 1982        21.41         27.11           28.01         3.87         22.03          21.04            33.62
Dec 1983        22.51         25.97           39.67         3.80         16.24          28.89            42.44
Dec 1984         6.27          1.31           -6.67         3.95          2.33          10.52            -14.97
Dec 1985        32.16         33.55           24.66         3.77         33.31          29.68            22.89
Dec 1986        18.47         27.10           6.85          1.13         14.50          21.67             3.45
Dec 1987         5.23          5.48           -9.30         4.41          6.50          3.68             -13.84
Dec 1988        16.81         16.14           22.87         4.42         11.95          21.67            22.76
Dec 1989        31.49         32.19           10.18         4.65         36.40          26.13             8.06
Dec 1990        -3.17         -0.56          -21.56         6.11          0.20          -6.85            -29.55
Dec 1991        30.55         24.19           44.63         3.06         38.37          22.56            57.44
Dec 1992         7.67          7.41           23.35         2.90          5.07          10.53            36.62
Dec 1993         9.99         16.94           20.98         2.75          1.68          18.60            31.32
Dec 1994         1.31          5.06           3.11          2.67          3.13          -0.64             1.81
Dec 1995        37.43         36.84           34.46         2.54         38.13          36.99            30.70
Dec 1996        23.07         28.84           17.62         3.32         23.96          21.99            13.88
Dec 1997        33.36         24.88           22.78         1.70         36.52          29.98            24.61
Dec 1998        28.58         18.15           -7.31         1.80         42.16          14.67            -6.15

</TABLE>
                                       62
<PAGE>
<TABLE>
<CAPTION>


                  PERFORMANCE STATISTICS - TOTAL RETURN PERCENT
<S>           <C>             <C>               <C>          <C>         <C>              <C>     <C>
                  Long-       Intermediate-      MSCI                      Long-
                  Term          Term U.S.        EAFE         6-         Term U.S.      LB IT      U.S.
               U.S. Gov't      Government       (Net of      Month       Corporate     Gvt/Corp   T-Bill
                  Bonds           Bonds         Taxes)        CDs          Bonds         TR      (30-Day)

- --------------------------------------------------------------------------------------------------------

Dec 1925           N/A             N/A            N/A         N/A           N/A         N/A        N/A
Dec 1926          7.77            5.38            N/A         N/A           7.37        N/A        3.27
Dec 1927          8.93            4.52            N/A         N/A           7.44        N/A        3.12
Dec 1928          0.10            0.92            N/A         N/A           2.84        N/A        3.56
Dec 1929          3.42            6.01            N/A         N/A           3.27        N/A        4.75
Dec 1930          4.66            6.72            N/A         N/A           7.98        N/A        2.41
Dec 1931          -5.31           -2.32           N/A         N/A          -1.85        N/A        1.07
Dec 1932          16.84           8.81            N/A         N/A          10.82        N/A        0.96
Dec 1933          -0.07           1.83            N/A         N/A          10.38        N/A        0.30
Dec 1934          10.03           9.00            N/A         N/A          13.84        N/A        0.16
Dec 1935          4.98            7.01            N/A         N/A           9.61        N/A        0.17
Dec 1936          7.52            3.06            N/A         N/A           6.74        N/A        0.18
Dec 1937          0.23            1.56            N/A         N/A           2.75        N/A       -0.31
Dec 1938          5.53            6.23            N/A         N/A           6.13        N/A        0.02
Dec 1939          5.94            4.52            N/A         N/A           3.97        N/A        0.02
Dec 1940          6.09            2.96            N/A         N/A           3.39        N/A        0.00
Dec 1941          0.93            0.50            N/A         N/A           2.73        N/A        0.06
Dec 1942          3.22            1.94            N/A         N/A           2.60        N/A        0.27
Dec 1943          2.08            2.81            N/A         N/A           2.83        N/A        0.35
Dec 1944          2.81            1.80            N/A         N/A           4.73        N/A        0.33
Dec 1945          10.73           2.22            N/A         N/A           4.08        N/A        0.33
Dec 1946          -0.10           1.00            N/A         N/A           1.72        N/A        0.35
Dec 1947          -2.62           0.91            N/A         N/A          -2.34        N/A        0.50
Dec 1948          3.40            1.85            N/A         N/A           4.14        N/A        0.81
Dec 1949          6.45            2.32            N/A         N/A           3.31        N/A        1.10
Dec 1950          0.06            0.70            N/A         N/A           2.12        N/A        1.20
Dec 1951          -3.93           0.36            N/A         N/A          -2.69        N/A        1.49
Dec 1952          1.16            1.63            N/A         N/A           3.52        N/A        1.66
Dec 1953          3.64            3.23            N/A         N/A           3.41        N/A        1.82
Dec 1954          7.19            2.68            N/A         N/A           5.39        N/A        0.86
Dec 1955          -1.29           -0.65           N/A         N/A           0.48        N/A        1.57
Dec 1956          -5.59           -0.42           N/A         N/A          -6.81        N/A        2.46
Dec 1957          7.46            7.84            N/A         N/A           8.71        N/A        3.14
Dec 1958          -6.09           -1.29           N/A         N/A          -2.22        N/A        1.54
Dec 1959          -2.26           -0.39           N/A         N/A          -0.97        N/A        2.95
Dec 1960          13.78           11.76           N/A         N/A           9.07        N/A        2.66

</TABLE>
                                       63
<PAGE>
<TABLE>
<CAPTION>


                  PERFORMANCE STATISTICS - TOTAL RETURN PERCENT
<S>           <C>             <C>                <C>        <C>          <C>         <C>          <C>
                  Long-       Intermediate-      MSCI                      Long-
                  Term          Term U.S.        EAFE         6-         Term U.S.   LB IT        U.S.
               U.S. Gov't      Government       (Net of      Month       Corporate  Gvt/Corp     T-Bill
                  Bonds           Bonds         Taxes)        CDs          Bonds      TR        (30-Day)

- --------------------------------------------------------------------------------------------------------

Dec 1961          0.97            1.85            N/A         N/A           4.82     N/A          2.13
Dec 1962          6.89            5.56            N/A         N/A           7.95     M/A          2.73
Dec 1963          1.21            1.64            N/A         N/A           2.19     N/A          3.12
Dec 1964          3.51            4.04            N/A        4.17           4.77     N/A          3.54
Dec 1965          0.71            1.02            N/A        4.68          -0.46     N/A          3.93
Dec 1966          3.65            4.69            N/A        5.76           0.20     N/A          4.76
Dec 1967          -9.18           1.01            N/A        5.47          -4.95     N/A          4.21
Dec 1968          -0.26           4.54            N/A        6.45           2.57     N/A          5.21
Dec 1969          -5.07           -0.74           N/A        8.70          -8.09     N/A          6.58
Dec 1970          12.11           16.86         -11.66       7.06          18.37     N/A          6.52
Dec 1971          13.23           8.72           29.59       5.36          11.01     N/A          4.39
Dec 1972          5.69            5.16           36.35       5.39           7.26     N/A          3.84
Dec 1973          -1.11           4.61          -14.92       8.60           1.14     3.34         6.93
Dec 1974          4.35            5.69          -23.16       10.20         -3.06     5.88         8.00
Dec 1975          9.20            7.83           35.39       6.51          14.64     9.50         5.80
Dec 1976          16.75           12.87          2.54        5.22          18.65    12.34         5.08
Dec 1977          -0.69           1.41           18.06       6.11           1.71     3.31         5.12
Dec 1978          -1.18           3.49           32.62       10.21         -0.07     2.13         7.18
Dec 1979          -1.23           4.09           4.75        11.90         -4.18     6.00        10.38
Dec 1980          -3.95           3.91           22.58       12.33         -2.76     6.41        11.24
Dec 1981          1.86            9.45           -2.28       15.50         -1.24    10.50        14.71
Dec 1982          40.36           29.10          -1.86       12.18         42.56    26.10        10.54
Dec 1983          0.65            7.41           23.69       9.65           6.26     8.61         8.80
Dec 1984          15.48           14.02          7.38        10.65         16.86    14.38         9.85
Dec 1985          30.97           20.33          56.16       7.82          30.09    18.05         7.72
Dec 1986          24.53           15.14          69.44       6.30          19.85    13.12         6.16
Dec 1987          -2.71           2.90           24.63       6.59          -0.27     3.67         5.47
Dec 1988          9.67            6.10           28.27       8.15          10.70     6.78         6.35
Dec 1989          18.11           13.29          10.54       8.27          16.23    12.76         8.37
Dec 1990          6.18            9.73          -23.45       7.85           6.78     9.17         7.81
Dec 1991          19.30           15.46          12.13       4.95          19.89    14.63         5.60
Dec 1992          8.05            7.19          -12.17       3.27           9.39     7.17         3.51
Dec 1993          18.24           11.24          32.56       2.88          13.19     8.73         2.90
Dec 1994          -7.77           -5.14          7.78        5.40          -5.76    -1.95         3.90
Dec 1995          31.67           16.80          11.21       5.21          27.20    15.31         5.60
Dec 1996          -0.93           2.10           6.05        5.21           1.40     4.06         5.21
Dec 1997          15.85           8.38           1.78        5.71          12.95     7.87         5.26
Dec 1998          13.06           10.21          20.00       5.34          10.76     8.42         4.86

</TABLE>
                                       64
<PAGE>
<TABLE>
<CAPTION>


                  PERFORMANCE STATISTICS - TOTAL RETURN PERCENT
<S>              <C>          <C>         <C>               <C>           <C>            <C>               <C>
                 NAREIT                                                   Lipper           MSCI
                 Equity       Russell       Wilshire                     Balanced        Emerging           Bank
                  REIT         2000       Real Estate        S&P           Fund          Markets          Savings
                 Index         Index       Securities        400           Index        Free Index        Account

- -----------------------------------------------------------------------------------------------------------------------

Dec 1925          N/A           N/A           N/A            N/A            N/A            N/A              N/A
Dec 1926          N/A           N/A           N/A            N/A            N/A            N/A              N/A
Dec 1927          N/A           N/A           N/A            N/A            N/A            N/A              N/A
Dec 1928          N/A           N/A           N/A            N/A            N/A            N/A              N/A
Dec 1929          N/A           N/A           N/A            N/A            N/A            N/A              N/A
Dec 1930          N/A           N/A           N/A            N/A            N/A            N/A              5.30
Dec 1931          N/A           N/A           N/A            N/A            N/A            N/A              5.10
Dec 1932          N/A           N/A           N/A            N/A            N/A            N/A              4.10
Dec 1933          N/A           N/A           N/A            N/A            N/A            N/A              3.40
Dec 1934          N/A           N/A           N/A            N/A            N/A            N/A              3.50
Dec 1935          N/A           N/A           N/A            N/A            N/A            N/A              3.10
Dec 1936          N/A           N/A           N/A            N/A            N/A            N/A              3.20
Dec 1937          N/A           N/A           N/A            N/A            N/A            N/A              3.50
Dec 1938          N/A           N/A           N/A            N/A            N/A            N/A              3.50
Dec 1939          N/A           N/A           N/A            N/A            N/A            N/A              3.40
Dec 1940          N/A           N/A           N/A            N/A            N/A            N/A              3.30
Dec 1941          N/A           N/A           N/A            N/A            N/A            N/A              3.10
Dec 1942          N/A           N/A           N/A            N/A            N/A            N/A              3.00
Dec 1943          N/A           N/A           N/A            N/A            N/A            N/A              2.90
Dec 1944          N/A           N/A           N/A            N/A            N/A            N/A              2.80
Dec 1945          N/A           N/A           N/A            N/A            N/A            N/A              2.50
Dec 1946          N/A           N/A           N/A            N/A            N/A            N/A              2.20
Dec 1947          N/A           N/A           N/A            N/A            N/A            N/A              2.30
Dec 1948          N/A           N/A           N/A            N/A            N/A            N/A              2.30
Dec 1949          N/A           N/A           N/A            N/A            N/A            N/A              2.40
Dec 1950          N/A           N/A           N/A            N/A            N/A            N/A              2.50
Dec 1951          N/A           N/A           N/A            N/A            N/A            N/A              2.60
Dec 1952          N/A           N/A           N/A            N/A            N/A            N/A              2.70
Dec 1953          N/A           N/A           N/A            N/A            N/A            N/A              2.80
Dec 1954          N/A           N/A           N/A            N/A            N/A            N/A              2.90
Dec 1955          N/A           N/A           N/A            N/A            N/A            N/A              2.90
Dec 1956          N/A           N/A           N/A            N/A            N/A            N/A              3.00
Dec 1957          N/A           N/A           N/A            N/A            N/A            N/A              3.30
Dec 1958          N/A           N/A           N/A            N/A            N/A            N/A              3.38
Dec 1959          N/A           N/A           N/A            N/A            N/A            N/A              3.53
Dec 1960          N/A           N/A           N/A            N/A           5.77            N/A              3.86
Dec 1961          N/A           N/A           N/A            N/A           20.59           N/A              3.90

</TABLE>
                                       65
<PAGE>
<TABLE>
<CAPTION>


                  PERFORMANCE STATISTICS - TOTAL RETURN PERCENT
<S>             <C>          <C>         <C>                 <C>         <C>            <C>               <C>
                 NAREIT                                                   Lipper           MSCI
                 Equity       Russell       Wilshire                     Balanced        Emerging           Bank
                  REIT         2000       Real Estate        S&P           Fund          Markets          Savings
                 Index         Index       Securities        400           Index        Free Index        Account

- -----------------------------------------------------------------------------------------------------------------------

Dec 1962          N/A           N/A           N/A            N/A           -6.80           N/A              4.08
Dec 1963          N/A           N/A           N/A            N/A           13.10           N/A              4.17
Dec 1964          N/A           N/A           N/A            N/A           12.36           N/A              4.19
Dec 1965          N/A           N/A           N/A            N/A           9.80            N/A              4.23
Dec 1966          N/A           N/A           N/A            N/A           -5.86           N/A              4.45
Dec 1967          N/A           N/A           N/A            N/A           15.09           N/A              4.67
Dec 1968          N/A           N/A           N/A            N/A           13.97           N/A              4.68
Dec 1969          N/A           N/A           N/A            N/A           -9.01           N/A              4.80
Dec 1970          N/A           N/A           N/A            N/A           5.62            N/A              5.14
Dec 1971          N/A           N/A           N/A            N/A           13.90           N/A              5.30
Dec 1972          8.01          N/A           N/A            N/A           11.13           N/A              5.37
Dec 1973         -15.52         N/A           N/A            N/A          -12.24           N/A              5.51
Dec 1974         -21.40         N/A           N/A            N/A          -18.71           N/A              5.96
Dec 1975         19.30          N/A           N/A            N/A           27.10           N/A              6.21
Dec 1976         47.59          N/A           N/A            N/A           26.03           N/A              6.23
Dec 1977         22.42          N/A           N/A            N/A           -0.72           N/A              6.39
Dec 1978         10.34          N/A          13.04           N/A           4.80            N/A              6.56
Dec 1979         35.86         43.09         70.81           N/A           14.67           N/A              7.29
Dec 1980         24.37         38.58         22.08           N/A           19.70           N/A              8.78
Dec 1981          6.00         2.03           7.18           N/A           1.86            N/A             10.71
Dec 1982         21.60         24.95         24.47          22.68          30.63           N/A             11.19
Dec 1983         30.64         29.13         27.61          26.10          17.44           N/A              9.71
Dec 1984         20.93         -7.30         20.64           1.18          7.46            N/A              9.92
Dec 1985         19.10         31.05         22.20          35.58          29.83           N/A              9.02
Dec 1986         19.16         5.68          20.30          16.21          18.43           N/A              7.84
Dec 1987         -3.64         -8.77         -7.86          -2.03          4.13            N/A              6.92
Dec 1988         13.49         24.89         24.18          20.87          11.18          40.43             7.20
Dec 1989          8.84         16.24          2.37          35.54          19.70          64.96             7.91
Dec 1990         -15.35       -19.51         -33.46         -5.12          0.66           -10.55            7.80
Dec 1991         35.70         46.05         20.03          50.10          25.83          59.91             4.61
Dec 1992         14.59         18.41          7.36          11.91          7.46           11.40             2.89
Dec 1993         19.65         18.91         15.24          13.96          11.95          74.83             2.73
Dec 1994          3.17         -1.82          1.64          -3.57          -2.05          -7.32             4.96
Dec 1995         15.27         28.44         13.65          30.94          24.89          -5.21             5.24
Dec 1996         35.26         16.49         36.87          19.20          13.05           6.03             4.95
Dec 1997         20.29         22.36         19.80          32.26          20.30          -11.59            5.17
Dec 1998         -17.51        -2.55         -17.63         19.12          15.09          -25.34            4.63


</TABLE>
                                       66
<PAGE>
<TABLE>
<CAPTION>


                  PERFORMANCE STATISTICS - TOTAL RETURN PERCENT
<S>            <C>                      <C>                  <C>
                                        MSCI All Country
               MSCI All Country (AC)    (AC) Asia Pacific      Lehman Brothers
                Asia Free ex Japan        Free ex Japan     Aggregate Bond Index

- ----------------------------------------------------------------------------------

Dec 1925                N/A                    N/A                   N/A
Dec 1926                N/A                    N/A                   N/A
Dec 1927                N/A                    N/A                   N/A
Dec 1928                N/A                    N/A                   N/A
Dec 1929                N/A                    N/A                   N/A
Dec 1930                N/A                    N/A                   N/A
Dec 1931                N/A                    N/A                   N/A
Dec 1932                N/A                    N/A                   N/A
Dec 1933                N/A                    N/A                   N/A
Dec 1934                N/A                    N/A                   N/A
Dec 1935                N/A                    N/A                   N/A
Dec 1936                N/A                    N/A                   N/A
Dec 1937                N/A                    N/A                   N/A
Dec 1938                N/A                    N/A                   N/A
Dec 1939                N/A                    N/A                   N/A
Dec 1940                N/A                    N/A                   N/A
Dec 1941                N/A                    N/A                   N/A
Dec 1942                N/A                    N/A                   N/A
Dec 1943                N/A                    N/A                   N/A
Dec 1944                N/A                    N/A                   N/A
Dec 1945                N/A                    N/A                   N/A
Dec 1946                N/A                    N/A                   N/A
Dec 1947                N/A                    N/A                   N/A
Dec 1948                N/A                    N/A                   N/A
Dec 1949                N/A                    N/A                   N/A
Dec 1950                N/A                    N/A                   N/A
Dec 1951                N/A                    N/A                   N/A
Dec 1952                N/A                    N/A                   N/A
Dec 1953                N/A                    N/A                   N/A
Dec 1954                N/A                    N/A                   N/A
Dec 1955                N/A                    N/A                   N/A
Dec 1956                N/A                    N/A                   N/A
Dec 1957                N/A                    N/A                   N/A
Dec 1958                N/A                    N/A                   N/A
Dec 1959                N/A                    N/A                   N/A
Dec 1960                N/A                    N/A                   N/A
Dec 1961                N/A                    N/A                   N/A

</TABLE>
                                       67
<PAGE>
<TABLE>
<CAPTION>


                  PERFORMANCE STATISTICS - TOTAL RETURN PERCENT
<S>            <C>                      <C>                 <C>
                                        MSCI All Country
               MSCI All Country (AC)    (AC) Asia Pacific      Lehman Brothers
                Asia Free ex Japan        Free ex Japan     Aggregate Bond Index

- ----------------------------------------------------------------------------------

Dec 1962                N/A                    N/A                   N/A
Dec 1963                N/A                    N/A                   N/A
Dec 1964                N/A                    N/A                   N/A
Dec 1965                N/A                    N/A                   N/A
Dec 1966                N/A                    N/A                   N/A
Dec 1967                N/A                    N/A                   N/A
Dec 1968                N/A                    N/A                   N/A
Dec 1969                N/A                    N/A                   N/A
Dec 1970                N/A                    N/A                   N/A
Dec 1971                N/A                    N/A                   N/A
Dec 1972                N/A                    N/A                   N/A
Dec 1973                N/A                    N/A                   N/A
Dec 1974                N/A                    N/A                   N/A
Dec 1975                N/A                    N/A                   N/A
Dec 1976                N/A                    N/A                  15.62
Dec 1977                N/A                    N/A                  3.05
Dec 1978                N/A                    N/A                  1.39
Dec 1979                N/A                    N/A                  1.94
Dec 1980                N/A                    N/A                  2.70
Dec 1981                N/A                    N/A                  6.23
Dec 1982                N/A                    N/A                  32.62
Dec 1983                N/A                    N/A                  8.37
Dec 1984                N/A                    N/A                  15.14
Dec 1985                N/A                    N/A                  22.11
Dec 1986                N/A                    N/A                  15.29
Dec 1987                N/A                    N/A                  2.75
Dec 1988               30.00                  30.45                 7.89
Dec 1989               32.13                  21.43                 14.53
Dec 1990               -6.54                 -11.86                 8.95
Dec 1991               30.98                  32.40                 16.00
Dec 1992               21.81                  9.88                  7.40
Dec 1993              103.39                  84.94                 9.75
Dec 1994              -16.94                 -12.59                 -2.92
Dec 1995               4.00                   10.00                 18.48
Dec 1996               10.05                  8.08                  3.61
Dec 1997              -40.31                 -34.20                 9.68
Dec 1998               -7.79                  -4.42                 8.67

Source: Lipper, Inc.
</TABLE>
                                       78
<PAGE>

21.      APPENDIX D - OTHER PIONEER INFORMATION

The Pioneer group of mutual funds was  established  in 1928 with the creation of
Pioneer Fund.  Pioneer is one of the oldest and most experienced  money managers
in the U.S.


As of June 30, 1998, Pioneer employed a professional investment staff of 75.

Total  assets  of  all  Pioneer   mutual  funds  at  December  31,  1998,   were
approximately $22 billion representing  1,363,446 shareholder accounts,  890,148
non-retirement accounts and 473,298 retirement accounts.






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