MFS VARIABLE INSURANCE TRUST
497, 1995-05-05
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<PAGE>

<TABLE>
<S>                                <C>
MFS-REGISTERED TRADEMARK-
VARIABLE                                   PROSPECTUS
INSURANCE TRUST                           May 1, 1995
</TABLE>

- --------------------------------------------------------------------------------
MFS-Registered Trademark- VARIABLE INSURANCE TRUST-SM-

MFS  Variable Insurance Trust (the "Trust") is an open-end management investment
company offering insurance company separate  accounts a selection of  investment
vehicles  for  variable  annuity  and  variable  life  insurance  contracts (the
"Contracts"). Currently the  Trust offers  shares of beneficial  interest of  12
separate  mutual fund series (individually  or collectively hereinafter referred
to as a "Series" or the "Series"):

   
- -- MFS EMERGING GROWTH SERIES (formerly known as MFS OTC Series) (the  "Emerging
   Growth Series"), which seeks to provide long-term growth of capital;
    

- -- MFS  GROWTH SERIES  (the "Growth Series"),  which seeks  to provide long-term
   growth of capital and future income rather than current income;

- -- MFS RESEARCH SERIES (the "Research Series"), which seeks to provide long-term
   growth of capital and future income;

- -- MFS GROWTH WITH INCOME SERIES (the "Growth With Income Series"), which  seeks
   to  provide reasonable  current income  and long-term  growth of  capital and
   income;

- -- MFS TOTAL RETURN SERIES (the "Total Return Series"), which seeks primarily to
   provide above-average income  (compared to a  portfolio entirely invested  in
   equity  securities)  consistent with  the prudent  employment of  capital and
   secondarily to provide  a reasonable  opportunity for growth  of capital  and
   income;

- -- MFS UTILITIES SERIES (the "Utilities Series"), which seeks capital growth and
   current  income  (income  above  that  available  from  a  portfolio invested
   entirely in equity securities);

- -- MFS HIGH INCOME SERIES (the "High  Income Series"), which seeks high  current
   income  by investing primarily in a professionally managed portfolio of fixed
   income securities, some of which may involve equity features;

- -- MFS WORLD GOVERNMENTS  SERIES (the "World  Governments Series"), which  seeks
   preservation and growth of capital, together with moderate current income;

- -- MFS  STRATEGIC  FIXED INCOME  SERIES (the  "Strategic Fixed  Income Series"),
   which seeks to maximize current income.

- -- MFS BOND SERIES (the "Bond Series"), which seeks primarily to provide as high
   a level of current income as  is believed consistent with prudent  investment
   risk and secondarily to protect shareholders' capital;

- -- MFS  LIMITED  MATURITY SERIES  (the "Limited  Maturity Series"),  which seeks
   primarily to provide as high a level  of current income as is believed to  be
   consistent   with  prudent   investment  risk  and   secondarily  to  protect
   shareholders' capital; and

- -- MFS MONEY MARKET SERIES  (the "Money Market Series"),  which seeks as high  a
   level  of current income as is considered consistent with the preservation of
   capital and liquidity.
                              -------------------

   
THE HIGH INCOME SERIES AND  THE STRATEGIC FIXED INCOME  SERIES MAY INVEST UP  TO
80% AND 50%, RESPECTIVELY, OF ITS ASSETS IN LOWER RATED BONDS, COMMONLY KNOWN AS
"JUNK  BONDS," THAT  ENTAIL GREATER RISKS,  INCLUDING DEFAULT  RISKS, THAN THOSE
FOUND IN  HIGHER RATED  SECURITIES. INVESTORS  SHOULD CAREFULLY  CONSIDER  THESE
RISKS BEFORE INVESTING (SEE "ADDITIONAL RISK FACTORS -- LOWER RATED BONDS"). THE
EMERGING  GROWTH SERIES, THE  GROWTH SERIES, THE RESEARCH  SERIES AND THE GROWTH
WITH INCOME SERIES ARE INTENDED FOR INVESTORS WHO UNDERSTAND AND ARE WILLING  TO
ACCEPT  THE RISKS  ENTAILED IN SEEKING  LONG-TERM GROWTH OF  CAPITAL. BECAUSE OF
THEIR  INVESTMENT  POLICIES   PERMITTING  INVESTMENT   IN  FOREIGN   SECURITIES,
INVESTMENTS IN EACH SERIES (EXCEPT FOR THE LIMITED MATURITY SERIES AND THE MONEY
MARKET  SERIES) MAY BE SUBJECT  TO A GREATER DEGREE  OF RISK THAN INVESTMENTS IN
OTHER INVESTMENT COMPANIES WHICH INVEST ENTIRELY IN DOMESTIC SECURITIES.
    
                              -------------------
<PAGE>
  THESE SECURITIES HAVE NOT BEEN APPROVED OR DISAPPROVED BY THE SECURITIES AND
    EXCHANGE COMMISSION  OR ANY  STATE SECURITIES  COMMISSION NOR  HAS  THE
     SECURITIES AND EXCHANGE COMMISSION OR ANY STATE SECURITIES COMMISSION
       PASSED  UPON  THE ACCURACY  OR ADEQUACY  OF THIS  PROSPECTUS. ANY
             REPRESENTATION TO THE CONTRARY IS A CRIMINAL OFFENSE.
                              -------------------

   
INVESTMENTS IN THE MONEY MARKET SERIES ARE NEITHER INSURED NOR GUARANTEED BY THE
U.S. GOVERNMENT  AND THERE  IS NO  ASSURANCE THAT  THE SERIES  WILL BE  ABLE  TO
MAINTAIN A STABLE NET ASSET VALUE OF $1.00 PER SHARE.
    
                              -------------------

SHARES  OF THE TRUST  ARE AVAILABLE AND  ARE BEING MARKETED  AS A POOLED FUNDING
VEHICLE FOR LIFE INSURANCE COMPANIES WRITING ALL TYPES OF CONTRACTS.

This Prospectus sets forth  concisely the information about  each Series that  a
prospective  investor should know  before applying for  the Contracts offered by
the separate accounts of  certain insurance companies ("Participating  Insurance
Companies").  Investors are advised  to read this  Prospectus and the applicable
Contract prospectus  carefully and  retain  them for  future reference.  If  you
require  more detailed information, a  Statement of Additional Information dated
May 1,  1995, as  supplemented from  time  to time,  is available  upon  request
without  charge and may be obtained by  calling or by writing to the Shareholder
Servicing Agent. (see back cover for address and phone number.) The Statement of
Additional Information, which is incorporated by reference into this Prospectus,
has been filed with the Securities and Exchange Commission.

   INVESTORS SHOULD READ THIS PROSPECTUS AND RETAIN IT FOR FUTURE REFERENCE.
<PAGE>
TABLE OF CONTENTS

   
<TABLE>
<CAPTION>
                                                                                                                           PAGE
                                                                                                                        -----------
<C>        <S>                                                                                                          <C>
       1.  Expense Summary............................................................................................           4
       2.  Investment Concept of the Trust............................................................................           5
       3.  Condensed Financial Information............................................................................           6
       4.  Investment Objectives and Policies.........................................................................           6
           MFS Emerging Growth Series.................................................................................           7
           MFS Growth Series..........................................................................................           8
           MFS Research Series........................................................................................           8
           MFS Growth With Income Series..............................................................................           9
           MFS Total Return Series....................................................................................           9
           MFS Utilities Series.......................................................................................          11
           MFS High Income Series.....................................................................................          12
           MFS World Governments Series...............................................................................          13
           MFS Strategic Fixed Income Series..........................................................................          15
           MFS Bond Series............................................................................................          16
           MFS Limited Maturity Series................................................................................          17
           MFS Money Market Series....................................................................................          18
       5.  Investment Techniques......................................................................................          19
       6.  Additional Risk Factors....................................................................................          26
       7.  Management of the Series...................................................................................          30
       8.  Information Concerning Shares of Each Series...............................................................          32
           Purchases and Redemptions..................................................................................          32
           Net Asset Value............................................................................................          32
           Distributions..............................................................................................          32
           Tax Status.................................................................................................          33
           Description of Shares, Voting Rights and Liabilities.......................................................          33
           Performance Information....................................................................................          33
           Expenses...................................................................................................          34
           Shareholder Communications.................................................................................          35
Appendix A -- Description of Bond Ratings.............................................................................         A-1
Appendix B -- Principal Sectors of the Utilities Industry.............................................................         B-1
Appendix C -- Description of Obligations Issued or Guaranteed by U.S. Government Agencies,
  Authorities or Instrumentalities....................................................................................         C-1
</TABLE>
    

                                       3
<PAGE>
1.  EXPENSE SUMMARY

<TABLE>
<S>                                                                               <C>        <C>
ANNUAL OPERATING EXPENSES (AS A PERCENTAGE OF AVERAGE NET ASSETS):
</TABLE>
   
<TABLE>
<CAPTION>
                                                                 MFS
                                                              EMERGING                                     MFS GROWTH
                                                               GROWTH       MFS GROWTH    MFS RESEARCH    WITH INCOME
                                                               SERIES         SERIES         SERIES          SERIES
                                                            -------------  -------------  -------------  --------------
<S>                                                         <C>            <C>            <C>            <C>
Management Fee............................................       0.75%          0.75%          0.75%          0.75%
Other Expenses (after fee reduction)......................       0.25%(1)       0.25%(1)       0.25%(1)       0.25%(1)
                                                               ---            ---            ---          -----
Total Operating Expense (after fee reduction).............       1.00%(1)       1.00%(1)       1.00%(1)       1.00%(1)

<CAPTION>
                                                              MFS TOTAL                     MFS HIGH       MFS WORLD
                                                               RETURN      MFS UTILITIES     INCOME       GOVERNMENTS
                                                               SERIES         SERIES         SERIES          SERIES
                                                            -------------  -------------  -------------  --------------
<S>                                                         <C>            <C>            <C>            <C>
Management Fee............................................       0.75%          0.75%          0.75%          0.75%
Other Expense (after fee reduction).......................       0.25%(1)       0.25%(1)       0.25%(1)       0.25%(2)
                                                               ---            ---            ---          -----
Total Operating Expenses (after fee reduction)............       1.00%(1)       1.00%(1)       1.00%(1)       1.00%(2)
<CAPTION>
                                                            MFS STRATEGIC                  MFS LIMITED     MFS MONEY
                                                            FIXED INCOME     MFS BOND       MATURITY         MARKET
                                                               SERIES         SERIES         SERIES          SERIES
                                                            -------------  -------------  -------------  --------------
<S>                                                         <C>            <C>            <C>            <C>
Management Fee............................................       0.75%          0.60%          0.55%          0.50%
Other Expenses (after fee reduction)......................       0.25%(1)       0.40%(1)       0.45%(1)       0.10%(3)
                                                               ---            ---            ---          -----
Total Operating Expense (after fee reduction).............       1.00%(1)       1.00%(1)       1.00%(1)       0.60%(3)
<FN>
- ------------------------
(1)        The  Adviser has agreed to bear,  subject to reimbursement, expenses for each  of the Emerging Growth Series, Growth
           Series, Research Series,  Growth With  Income Series,  Total Return Series,  Utilities Series,  High Income  Series,
           Strategic  Fixed Income Series, Bond Series  and Limited Maturity Series such  that each Series' aggregate operating
           expenses shall not exceed, on an annualized basis, 1.00% of the average daily net assets of the Series from November
           2, 1994 through December 31, 1996, 1.25% of the average daily net assets of the Series from January 1, 1997  through
           December 31, 1998, and 1.50% of the average daily net assets of the Series from January 1, 1999 through December 21,
           2004;  provided however, that this obligation may be terminated  or revised at any time. See "Information Concerning
           Shares of Each  Series--Expenses" below.  Absent this  expense arrangement,  "Other Expenses"  and "Total  Operating
           Expenses"  would be 1.00%  and 1.75%, respectively for  the Emerging Growth Series,  Growth Series, Research Series,
           Growth with Income Series, High  Income Series and Strategic Fixed  Income Series. Absent this expense  arrangement,
           "Other  Expenses" for the Total  Return Series, Utilities Series,  Bond Series and Limited  Maturity Series would be
           0.62%, 0.93%, 1.00% and 1.00%, respectively, and "Total Operating Expenses" would be 1.37%, 1.68%, 1.60% and  1.55%,
           respectively, for these series.
(2)        The Adviser has agreed to bear, subject to reimbursement, until December 31, 2004, expenses of the World Governments
           Series  such that the Series' aggregate expenses  do not exceed 1.00%, on an  annualized basis, of its average daily
           net assets. See "Information Concerning  Shares of Each Series-- Expenses"  below. Absent this expense  arrangement,
           "Other Expenses" and "Total Operating Expenses" would be 0.63% and 1.38%, respectively.
(3)        The  Adviser has agreed  to bear, subject  to reimbursement, until December  31, 2004, expenses  of the Money Market
           Series such that  the Series'  aggregate operating expenses  do not  exceed, on an  annualized basis,  0.60% of  its
           average  daily net assets. See "Information Concerning Shares  of Each Series-- Expenses" below. Absent this expense
           arrangement, "Other Expenses" and "Total Operating Expenses" for  the Money Market Series would be 2.32% and  2.82%,
           respectively.
</TABLE>
    

   
The  Series'  annual  operating  expenses do  not  reflect  expenses  imposed by
separate  accounts  of  Participating  Insurance  Companies  through  which   an
investment  in a Series is made or their related Contracts. A separate account's
expenses are disclosed in the prospectus through which the Contract relating  to
that separate account is offered for sale.
    

                                       4
<PAGE>
2.  INVESTMENT CONCEPT OF THE TRUST

The  Trust is an open-end, registered management investment company comprised of
the following twelve  series: Emerging  Growth Series,  Growth Series,  Research
Series,  Growth With Income Series, Total  Return Series, Utilities Series, High
Income Series, World  Governments Series,  Strategic Fixed  Income Series,  Bond
Series,  Limited  Maturity Series  and  Money Market  Series.  Each Series  is a
segregated, separately  managed  portfolio of  securities.  All of  the  Series,
except the Utilities Series, World Governments Series and Strategic Fixed Income
Series, are diversified. Additional series may be created from time to time. The
Trust  was organized as a  business trust under the  laws of The Commonwealth of
Massachusetts by a Declaration of Trust dated February 1, 1994.

   
The Trust currently offers shares of  each Series to insurance company  separate
accounts that fund Contracts. Separate accounts may purchase or redeem shares at
net asset value without any sales or redemption charge. Fees and charges imposed
by a separate account, however, will affect the actual return to the holder of a
Contract. A separate account may also impose certain restrictions or limitations
on  the allocation of purchase payments or Contract value to one or more Series,
and not all Series  may be available in  connection with a particular  Contract.
Prospective  investors  should consult  the  applicable Contract  prospectus for
information regarding fees and expenses of the Contract and separate account and
any applicable restrictions or limitations. The Trust assumes no  responsibility
for such prospectuses.
    

Shares  of  the Series  are offered  to the  separate accounts  of Participating
Insurance Companies  that are  affiliated  or unaffiliated  ("shared  funding").
Shares  of the Series may serve as  the underlying investments for both variable
annuity  and  variable  life  insurance  contracts  ("mixed  funding").  Due  to
differences  in tax treatment or other  considerations, the interests of various
Contract owners might at some time be in conflict. The Trust currently does  not
foresee  any such conflict. Nevertheless, the Trust's Trustees intend to monitor
events in  order to  identify any  material irreconcilable  conflicts which  may
possibly arise and to determine what action, if any, should be taken in response
thereto.  If such a conflict were to occur, one or more separate accounts of the
Participating Insurance Companies might be required to withdraw its  investments
in  one one  or more  Series. This might  force a  Series to  sell securities at
disadvantageous prices.

Individual Contract holders are not the "shareholders" of the Trust. Rather, the
Participating  Insurance  Companies   and  their  separate   accounts  are   the
shareholders  or  investors, although  such  companies may  pass  through voting
rights to their Contract holders.

The Trust's Board of Trustees provides broad supervision over the affairs of the
Trust and  the  Series. Massachusetts  Financial  Services Company,  a  Delaware
corporation  ("MFS" or the "Adviser"), is the investment adviser to each Series.
A majority of the Trustees of the Trust are not affiliated with the Adviser. The
Adviser is responsible for the management of  the assets of each Series and  the
officers  of the Trust  are responsible for the  operations. The Adviser manages
the Series'  portfolios  from day  to  day  in accordance  with  the  investment
objectives and policies of each Series. The selection of investments and the way
they  are managed  depend on the  conditions and  trends in the  economy and the
financial marketplaces.

                                       5
<PAGE>
3.  CONDENSED FINANCIAL INFORMATION

   
The  following  information  should  be  read  in  conjunction  with  the  World
Governments  Series' financial statements included  in the Series' Annual Report
to shareholders  which  are incorporated  by  reference into  the  Statement  of
Additional  Information in  reliance upon the  report of Deloitte  & Touche LLP,
independent certified public accountants, as experts in accounting and auditing.
The other Series  of the  Trust had not  commenced investment  operations as  of
December 31, 1994.
    

   
<TABLE>
<CAPTION>
                                                                                                        YEAR ENDED
                                                                                                    DECEMBER 31, 1994*
                                                                                                    ------------------
<S>                                                                                                 <C>
WORLD GOVERNMENTS SERIES
Per share data (for a share outstanding throughout the period):
Net asset value--beginning of period..............................................................     $   10.00
                                                                                                          ------
Income from investment operations++
  Net investment income**.........................................................................     $    0.17
  Net realized and unrealized loss on investments.................................................         (0.09)
                                                                                                          ------
    Total from investment operations..............................................................     $    0.08
                                                                                                          ------
Less distributions declared to shareholders--
  From net investment income......................................................................     $   (0.17)
  In excess of net investment income..............................................................         (0.09)
                                                                                                          ------
    Total distributions declared to shareholders..................................................     $   (0.26)
                                                                                                          ------
Net asset value--end of period....................................................................     $    9.82
                                                                                                          ------
                                                                                                          ------
Total return......................................................................................          0.79%
Ratios (to average net assets)/Supplemental data**:
  Expenses........................................................................................          1.00%+
  Net investment income...........................................................................          4.68%+
Portfolio turnover................................................................................             62%
Net assets at end of period (000 omitted).........................................................  $       2,881
<FN>
- ------------------------
 +         Annualized.
++         Per share data is based on average shares outstanding.
 *         For the period from the commencement of investment operations, June 14, 1994 to December 31,
           1994.
**         The Adviser did not impose a portion of its management fee for the period indicated. If this
           fee  had been incurred  by the Series,  the net investment  income per share  and the ratios
           would have been:
Net                                                                                        $0.16
investment
 income...
Ratios (to average net assets):
  Expenses........................................................................................            1.10%+
  Net investment income...........................................................................            4.58%+
</TABLE>
    

Total return information does  not reflect expenses that  apply to the  separate
accounts  of Participating Insurance  Companies or their  related Contracts. The
inclusion of these charges would reduce  the total return figure for the  period
shown.

4.  INVESTMENT OBJECTIVES AND POLICIES

Each  Series  has  different  investment  objectives  which  it  pursues through
separate investment policies, as described below. The differences in  objectives
and policies among the Series can be expected to affect the degree of market and
financial  risk to which each  Series is subject and  the return of each Series.
The investment  objectives and  policies of  each Series  may, unless  otherwise
specifically  stated, be changed by the Trustees  of the Trust without a vote of
the shareholders. Any investment  involves risk and there  is no assurance  that
the objectives of any Series will be achieved.

                                       6
<PAGE>
   
MFS  EMERGING GROWTH SERIES --  The Series seeks to  provide long-term growth of
capital. Dividend  and interest  income from  portfolio securities,  if any,  is
incidental to the Series' investment objective of long-term growth of capital.
    

The  Series' policy  is to invest  primarily (I.E.,  at least 80%  of its assets
under normal circumstances) in common stocks of small and medium-sized companies
that are early in their life cycle but which have the potential to become  major
enterprises  (emerging  growth  companies). Such  companies  generally  would be
expected to show earnings growth over time that is well above the growth rate of
the overall economy  and the  rate of inflation,  and would  have the  products,
management  and market opportunities which are  usually necessary to become more
widely recognized as growth companies.

However, the Series may also invest in more established companies whose rates of
earnings growth are expected to accelerate  because of special factors, such  as
rejuvenated  management,  new products,  changes  in consumer  demand,  or basic
changes in the economic environment.

   
While the Series will invest  primarily in common stocks,  the Series may, to  a
limited  extent, seek appreciation in other  types of securities such as foreign
or convertible securities and warrants when relative values make such  purchases
appear  attractive  either as  individual issues  or as  types of  securities in
certain economic environments  (see "Additional Risk  Factors"). The Series  may
also  enter into forward foreign currency exchange contracts for the purchase or
sale  of  foreign  currency  for  hedging  purposes  and  non-hedging  purposes,
including   transactions  entered  into  for   the  purpose  of  profiting  from
anticipated changes in foreign  currency exchange rates, as  well as options  on
foreign  currencies (see  "Investment Techniques-- Forward  Contracts on Foreign
Currency" and "--Options on Foreign Currencies" below). The Series may also hold
foreign currency (see "Additional Risk Factors" below). The Series may invest up
to 25% (and  generally expects to  invest up to  10%) of its  assets in  foreign
securities  (not including American  Depository Receipts ("ADRs"),  which may be
traded on foreign exchanges. The Series may invest in emerging market securities
and Brady Bonds (consistent with its foreign securities limitations). The Series
may hold cash equivalents  or other forms  of debt securities  as a reserve  for
future purchases of common stock or to meet liquidity needs.
    

The Series may invest in ADRs which are certificates issued by a U.S. depository
(usually  a bank) and represent a specified  quantity of shares of an underlying
non-U.S. stock on deposit with a custodian bank as collateral. Although ADRs are
issued by a U.S. depository,  they are subject to many  of the risks of  foreign
securities  such as  exchange rates and  more limited  information about foreign
issuers. (See "Additional Risk Factors" below).

The Series  may invest  in corporate  asset-backed securities  (see  "Investment
Techniques--Corporate  Asset-Backed  Securities"  below). The  Series  may write
covered call and put options and purchase call and put options on securities and
stock indices in an effort to  increase current income and for hedging  purposes
(see  "Investment Techniques--Options" below). The  Series may also purchase and
sell stock index futures  contracts and may write  and purchase options  thereon
for  hedging purposes  and for non-hedging  purposes, subject  to applicable law
(see "Investment Techniques--Futures Contracts and Options on Futures Contracts"
below).  In  addition,  the  Series  may  purchase  portfolio  securities  on  a
"when-issued"    or   on   a   "forward   delivery"   basis   (see   "Investment
Techniques--When-Issued Securities" below). The Series may also invest a portion
of  its  assets  in  "loan  participations"  (see  "Investment  Techniques--Loan
Participations" below).

While  it is not generally the Series'  policy to invest or trade for short-term
profits, the Series may dispose of a portfolio security whenever the Adviser  is
of  the opinion  that such  security no  longer has  an appropriate appreciation
potential  or  when  another  security  appears  to  offer  relatively   greater
appreciation  potential. Subject to tax requirements, portfolio changes are made
without regard to the length of time a security has been held, or whether a sale
would result in a profit or loss.

The nature of investing in emerging growth companies involves greater risk  than
is  customarily  associated  with  investments  in  more  established companies.
Emerging growth companies often have limited product lines, markets or financial
resources, and they may be dependent on one-person management. The securities of
emerging growth companies may have limited

                                       7
<PAGE>
marketability and may be subject to more abrupt or erratic market movements than
securities of larger, more established  growth companies or the market  averages
in  general. Shares of the Series, therefore, are subject to greater fluctuation
in value than shares  of a conservative  equity fund or of  a growth fund  which
invests entirely in proven growth stocks.

   
The Series may invest to a limited extent in lower rated fixed income securities
or comparable unrated securities (commonly
known as "junk bonds") (see "Additional Risk Factors--Lower Rated Bonds" below).
    

MFS  GROWTH  SERIES --  The Growth  Series' investment  objective is  to provide
long-term growth of capital and future income rather than current income.

The Growth Series' policy is to invest, under normal market conditions, at least
65% of its assets  in the common stocks,  or securities convertible into  common
stocks,  of  companies believed  to possess  better  than average  prospects for
long-term  growth.  Emphasis  is  placed   on  the  selection  of   progressive,
well-managed companies.

   
The Series currently intends to invest in only those convertible securities that
are considered to be "investment grade," rated Baa or better by Moody's Investor
Service  Inc. ("Moody's")  or BBB  or better by  Standard &  Poor's Rating Group
("S&P") or by Fitch Investors Service ("Fitch") or securities which the  Adviser
believes to be of similar quality to "investment grade" securities. However, the
Series  retains the right to  invest in convertible bonds  that are in the lower
rated categories (rated  Ba or  lower by Moody's  or BB  or lower by  S&P or  by
Fitch)  or securities  which the  Adviser believes to  be of  similar quality to
these lower rated securities (commonly known as "junk bonds"). For a description
of bond ratings, see Appendix A to this Prospectus.
    

   
The Growth Series  may invest  in ADRs  and may invest  up to  30% (and  expects
generally  to  invest  between  5%  and 15%)  of  its  total  assets  in foreign
securities (not  including  ADRs). The  Series  may invest  in  emerging  market
securities   (consistent   with  its   foreign  securities   limitations).  (See
"Investment Techniques" and "Additional Risk Factors" below.) The Growth  Series
also  may  purchase portfolio  securities on  a "when-issued"  or on  a "forward
delivery" basis. In addition, the Growth  Series may write covered call and  put
options  and purchase call  and put options  on securities and  stock indices as
well as "yield curve" options. The Series may also purchase and sell stock index
and foreign  currency  futures contracts  and  may write  and  purchase  options
thereon (see "Investment Techniques" below).
    

The Growth Series may enter into forward foreign currency exchange contracts and
options  on foreign currencies  (see "Investment Techniques"  below). The Series
may hold foreign  currency received  in connection with  investments in  foreign
securities or in anticipation of purchasing foreign securities. (See "Additional
Risk Factors" below).

MFS  RESEARCH SERIES -- The Research  Series' investment objective is to provide
long-term growth of capital and future income.

The portfolio securities of the Research  Series are selected by the  investment
research  analysts  in the  Equity Research  Group of  the Adviser.  The Series'
assets are allocated to economic sectors (E.G. health care, technology, consumer
staples), and then  to industry  groups within  these sectors  (E.G. within  the
health  care sector, the managed care,  drug and medical supply industries). The
allocation by sector and industry is determined by the analysts acting  together
as  a group.  Individual analysts are  then responsible for  selecting what they
view as the best  securities for capital appreciation  and future income  within
their assigned industries.

The  Research Series' policy is to invest a substantial proportion of its assets
in the common stocks or securities  convertible into common stocks of  companies
believed  to  possess  better than  average  prospects for  long-term  growth. A
smaller  proportion  of  the  assets  may  be  invested  in  bonds,   short-term
obligations, preferred stocks or common stocks whose principal characteristic is
income   production  rather  than   growth.  Such  securities   may  also  offer
opportunities for growth  of capital  as well  as income.  In the  case of  both
growth  stocks  and  income  issues,  emphasis is  placed  on  the  selection of
progressive,  well-managed   companies.   The   Series'   non-convertible   debt
investments,  if any, may consist of "investment grade" securities (rated Baa or
better by Moody's or BBB or better by S&P or by Fitch), and, with respect to  no
more  than 10% of the  Series' assets, securities in  the lower rated categories
(rated  Ba   or   lower   by  Moody's   or   BB   or  lower   by   S&P   or   by

                                       8
<PAGE>
   
Fitch)  or securities  which the  Adviser believes to  be of  similar quality to
these lower rated securities (commonly known  as "junk bonds"). No more than  5%
of the Series' convertible securities, if any, will consist of securities in the
lower rated categories (rated Ba or lower by Moody's or BB or lower by S&P or by
Fitch)  or securities  which the  Adviser believes to  be of  similar quality to
these lower rated securities. For a description of bond ratings, see Appendix  A
to  this Prospectus. It is not the Series' policy to rely exclusively on ratings
issued by  established credit  rating  agencies but  rather to  supplement  such
ratings with the Adviser's own independent and ongoing review of credit quality.
The Series' achievement of its investment objective may be more dependent on the
Adviser's  own credit analysis than in the case of a fund investing in primarily
higher quality bonds. From  time to time, the  Series' management will  exercise
its  judgment  with  respect  to  the  proportions  invested  in  growth stocks,
income-producing securities  or  cash  (including  foreign  currency)  and  cash
equivalents depending on its view of their relative attractiveness.
    

   
The  Research Series  may invest  in ADRs  and may  also invest  up to  20% (and
expects generally to invest between 10% and 20%) of its total assets in  foreign
securities  (not  including ADRs).  (See  "Additional Risk  Factors"  below). In
addition, the Research Series may  enter into forward foreign currency  exchange
contracts. (See "Investment Techniques" below). The Series may also hold foreign
currency  received in  connection with investments  in foreign  securities or in
anticipation of purchasing  foreign securities. (See  "Additional Risk  Factors"
below).
    

The  Research Series may  purchase securities that are  not registered under the
Securities Act of 1933 (the "1933 Act"), including those that can be offered and
sold to "qualified institutional buyers" under Rule 144A under the 1933 Act.

MFS GROWTH  WITH INCOME  SERIES --  The Growth  With Income  Series'  investment
objectives  are to  provide reasonable  current income  and long-term  growth of
capital and income.

   
Under normal market  conditions, the Growth  With Income Series  will invest  at
least  65% of its assets in common  stocks or securities convertible into common
stocks that are believed to have long-term prospects for growth and income.  The
Series  currently  intends  to invest  in  convertible securities  only  if such
securities are "investment  grade" (rated  Baa or better  by Moody's  or BBB  or
better  by  S&P or  Fitch) or  securities which  the Adviser  believes to  be of
similar quality to "investment grade"  securities. The Series retains the  right
to  invest  in convertible  securities that  are in  the lower  rated categories
(rated Ba or lower by Moody's or BB  or lower by S&P or by Fitch) or  securities
which  the  Adviser believes  to  be of  similar  quality to  these  lower rated
securities (commonly known as "junk bonds"). For a description of bond  ratings,
see  Appendix A to this  Prospectus. However, the Series  may hold its assets in
cash or invest in commercial paper, repurchase agreements or other forms of debt
securities either to provide reserves for future purchases of common stock or as
a defensive measure in certain economic environments.
    

   
The Growth With Income Series may invest in  ADRs and may also invest up to  75%
(and  expects generally  to invest between  5% and  15%) of its  total assets in
foreign securities  (not including  ADRs).  The Series  may invest  in  emerging
market  securities  and  Brady  Bonds (consistent  with  its  foreign securities
limitations). The Series may hold  foreign currency received in connection  with
investments  in  foreign securities  and in  anticipation of  purchasing foreign
securities. (See "Investment Techniques" and "Additional Risk Factors" below).
    

The Growth With Income Series may purchase securities on a "when-issued" or on a
"forward delivery" basis. The Series also may invest in zero coupon bonds.  (See
"Investment Techniques" below).

The  Growth  With Income  Series  may write  covered  put and  call  options and
purchase put and  call options on  securities and on  stock indices. The  Series
also  may  enter into  stock index  and foreign  currency futures  contracts and
purchase and write options  on such futures contracts.  In addition, the  Series
may  enter into forward foreign currency exchange contracts and may purchase and
write options on foreign currencies. (See "Investment Techniques" below).

MFS TOTAL RETURN SERIES -- The Total Return Series' primary investment objective
is to obtain above-average income (compared to a portfolio entirely invested  in
equity  securities) consistent with  the prudent employment  of capital, and its

                                       9
<PAGE>
secondary objective is to provide a reasonable opportunity for growth of capital
and income, since many securities offering a better than average yield may  also
possess  growth potential. Thus, in selecting  securities for its portfolio, the
Series considers each of these objectives. Generally, at least 40% of the  Total
Return Series' assets are invested in equity securities.

   
The  Series'  policy is  to  invest in  a  broad list  of  securities, including
short-term obligations. The list  may be diversified not  only by companies  and
industries,  but also  by type of  security. Fixed income  securities and equity
securities (which  include:  common and  preferred  stocks; securities  such  as
bonds,  warrants  or  rights that  are  convertible into  stock;  and depositary
receipts for those  securities) may  be held by  the Series.  Some fixed  income
securities  may  also have  a  call on  common stock  by  means of  a conversion
privilege or attached warrants. The Total Return Series may vary the  percentage
of  assets invested in any one type of security in accordance with the Adviser's
interpretation of  economic and  money market  conditions, fiscal  and  monetary
policy  and underlying security values. The Series' debt investments may consist
of both "investment grade" securities (rated Baa or better by Moody's or BBB  or
better  by S&P or by Fitch) and securities  that are unrated or are in the lower
rating categories (rated  Ba or lower  by Moody's or  BB or lower  by S&P or  by
Fitch)  (commonly known as  "junk bonds") including  up to 20%  of its assets in
nonconvertible fixed income securities that are in these lower rating categories
and  comparable  unrated  securities  (see  "Additional  Risk  Factors"  below).
Generally,  most  of  the Series'  long-term  debt investments  will  consist of
"investment  grade"  securities.  See  Appendix  A  to  this  Prospectus  for  a
description  of these ratings. It is not  the Series' policy to rely exclusively
on ratings issued by established credit rating agencies but rather to supplement
such ratings with  the Adviser's own  independent and ongoing  review of  credit
quality.
    

The  Series may also  invest in United  States government securities, including:
(1) U.S.  Treasury  obligations, which  differ  only in  their  interest  rates,
maturities and times of issuance: U.S. Treasury bills (maturities of one year or
less);  U.S. Treasury notes (maturities of one  to ten years); and U.S. Treasury
bonds (generally maturities of greater than ten years), all of which are  backed
by  the full faith and credit of the U.S. Government; and (2) obligations issued
or guaranteed  by U.S.  Government agencies,  authorities or  instrumentalities,
some  of which  are backed by  the full faith  and credit of  the U.S. Treasury,
E.G., direct  pass-through  certificates  of the  Government  National  Mortgage
Association  ("GNMA"); some of which are supported by the right of the issuer to
borrow from the U.S. Government, E.G.,  obligations of Federal Home Loan  Banks;
and  some of  which are backed  only by the  credit of the  issuer itself, E.G.,
obligations of  the  Student  Loan Marketing  Association  (collectively,  "U.S.
Government  Securities"). The  term "U.S.  Government Securities"  also includes
interests in trusts or other entities representing interests in obligations that
are backed by the full faith and credit of the U.S. Government or are issued  or
guaranteed    by   the   U.S.   Government,   its   agencies,   authorities   or
instrumentalities.

   
The Total Return Series may invest in ADRs and may invest up to 20% (and expects
generally to  invest  between  10% and  20%)  of  its total  assets  in  foreign
securities  (not  including  ADRs). The  Series  may invest  in  emerging market
securities  and   Brady   Bonds   (consistent  with   its   foreign   securities
limitations).The  Series may also  hold foreign currency  received in connection
with investments in foreign securities or in anticipation of purchasing  foreign
securities. (See "Investment Techniques" and "Additional Risk Factors" below).
    

   
The  Total Return  Series may invest  in mortgage  pass-through securities, zero
coupon bonds,  deferred  interest bonds  and  PIK  bonds. The  Series  also  may
purchase  securities on  a "when-issued"  or on  a "forward  delivery" basis. In
addition, the Series  may invest  in mortgage "dollar  roll" transactions,  loan
participations  and corporate asset-backed securities.  The Series may invest in
indexed securities whose value is linked to foreign currencies, interest  rates,
commodities, indices or other financial indicators. (See "Investment Techniques"
below).  The Total Return Series may purchase securities that are not registered
under the 1933 Act, including those that  can be offered and sold to  "qualified
institutional  buyers"  under Rule  144A under  the  1933 Act.  (See "Additional
Risks" below).
    

The Total Return Series may write covered put and call options on securities and
stock indices and purchase put and call options on securities and stock indices.
The Series may also enter into "yield curve" options and may purchase and  write
options on foreign currencies. (See "Investment Techniques" below).

                                       10
<PAGE>
The  Total Return Series may enter into stock index and foreign currency futures
contracts and may purchase and write options on futures contracts. In  addition,
the  Series may  enter into  forward foreign  currency exchange  contracts. (See
"Investment Techniques" below).

MFS UTILITIES SERIES --  The Utilities Series' investment  objective is to  seek
capital  growth and current income (income above that available from a portfolio
invested entirely in equity securities).

   
The Utilities Series  will seek  to achieve  its objective  by investing,  under
normal  circumstances, at  least 65% (but  up to  100% at the  discretion of the
Adviser) of  its assets  in equity  and  debt securities  of both  domestic  and
foreign  companies in  the utilities  industry. Equity  securities in  which the
Series  may  invest   include  common  stocks,   preferred  stocks,   securities
convertible  into common  stocks or preferred  stocks, and  warrants to purchase
common or preferred  stocks. At least  80% of  the debt securities  held by  the
Series will be rated at the time of investment at least Baa by Moody's or BBB by
S&P  or by Fitch or  will be of comparable quality  as determined by the Adviser
(see "Additional Risk Factors" below). See  Appendix A to this prospectus for  a
description  of these  ratings. The  Series may also  invest in  debt and equity
securities of issuers in  other industries, as  discussed below, although  under
normal  circumstances  not  more than  35%  of  the Series'  assets  will  be so
invested. In addition, the Series may hold  a portion of its assets in cash  and
money market instruments.
    

Companies  in  the  utilities  industry include  (i)  companies  engaged  in the
manufacture, production,  generation,  transmission,  sale  or  distribution  of
electric,  gas or other  types of energy,  water or other  sanitary services and
(ii) companies  engaged  in telecommunications,  including  telephone,  cellular
telephones,   telegraph,  satellite,  microwave,   cable  television  and  other
communications media (but  not companies  engaged in  public broadcasting).  The
Adviser  deems a particular company  to be in the  utilities industry if, at the
time of investment, the  Adviser determines that at  least 50% of the  company's
assets or revenues are derived from one or more of those industries.

   
The  portion of the  Utilities Series' assets  invested in a  particular type of
utility and  in equity  or debt  securities will  vary in  light of  changes  in
interest rates, market conditions and economic conditions and other factors. The
Series  may invest in  foreign securities, including  emerging market securities
and Brady Bonds  and non-dollar  denominated securities,  although under  normal
circumstances  it is not expected that more  than 35% of the Series' assets will
be so invested. The Series also may invest in ADRs. The Series may hold  foreign
currency  received in connection  with investments in  foreign securities and in
anticipation of purchasing foreign securities. (See "Investment Techniques"  and
"Additional  Risk  Factors" below).  For  further information  on  the principal
sectors of the utilities industry in  which the Series may invest, see  Appendix
B.
    

Since  the Utilities Series' investments are concentrated in utility securities,
the value of the Series' shares will be especially affected by factors  peculiar
to  the utilities  industry, and  may fluctuate  more widely  than the  value of
shares of a fund that invests in  a broader range of industries. The rates  many
utility  companies  may charge  their customers  are controlled  by governmental
regulatory commissions  which may  result  in a  delay  in the  utility  company
passing  along increases  in costs  to its  customers. Furthermore,  there is no
assurance that regulatory authorities will, in the future, grant rate  increases
or  that such increases will  be adequate to permit  the payment of dividends on
common stocks. Many  utility companies,  especially electric and  gas and  other
energy   related  utility  companies,  are  subject  to  various  uncertainties,
including: risks of increases in fuel  and other operating costs; the high  cost
of  borrowing  to  finance  capital  construction  during  inflationary periods;
difficulty obtaining adequate returns on invested capital, even if frequent rate
increases are approved by public service commissions; restrictions on operations
and increased costs and delays as  a result of environmental and nuclear  safety
regulations;  securing  financing  for  large  construction  projects  during an
inflationary period; difficulties  of the capital  markets in absorbing  utility
debt and equity securities; difficulty in raising capital in adequate amounts on
reasonable  terms in  periods of high  inflation and  unsettled capital markets;
technological  innovations  which  may  render  existing  plants,  equipment  or
products  obsolete;  the  potential  impact of  natural  or  man-made disasters;
difficulties in obtaining natural gas for resale or fuel for electric generation
at reasonable prices; coping  with the general  effects of energy  conservation,
particularly  in light of changing policies  regarding energy; and special risks
associated with  the  construction and  operation  of nuclear  power  generating
facilities,  including  technical factors  and costs,  and the  possibility that
federal, state and municipal government

                                       11
<PAGE>
authorities may  from  time to  time  review existing  requirements  and  impose
additional requirements. Certain utility companies, especially gas and telephone
utility  companies, have in recent years been affected by increased competition,
which could  adversely  affect  the profitability  of  such  utility  companies.
Furthermore,  there are uncertainties  resulting from certain telecommunications
companies' diversification  into new  domestic and  international businesses  as
well  as  agreements by  many such  companies linking  future rate  increases to
inflation or other factors not directly related to the active operating  profits
of the enterprise.

Foreign  utility  companies  are  also  subject  to  regulation,  although  such
regulations may or may not  be comparable to those  in the U.S. Foreign  utility
companies  may be  more heavily regulated  by their  respective governments than
utilities in  the U.S.  and, as  in the  U.S., generally  are required  to  seek
government  approval  for  rate  increases.  In  addition,  since  many  foreign
utilities use fuel that causes more pollution than those used in the U.S.,  such
utilities  may be required to invest in  pollution control equipment to meet any
proposed pollution restrictions. Foreign regulatory systems vary from country to
country and may evolve in ways different from regulation in the U.S.

The Utilities Series is  permitted to invest in  securities of issuers that  are
outside  the utilities  industry, although  under normal  circumstances not more
than 35% of the Series' assets will be so invested. Such investments may include
common  stocks,  debt  securities  (including  municipal  debt  securities)  and
preferred  stocks and will be selected  to meet the Series' investment objective
of both capital  growth and current  income. These securities  may be issued  by
either  U.S. or non-U.S. companies.  Some of these issuers  may be in industries
related to the  utilities industry  and, therefore,  may be  subject to  similar
risks.

Investments  outside  the utilities  industry may  also include  U.S. Government
Securities,  as  that   term  is  defined   under  "Investment  Objectives   and
Policies--MFS Total Return Series" above. When and if available, U.S. Government
securities  may be purchased at a discount  from face value. However, the Series
does not intend to hold such securities to maturity for the purpose of achieving
potential  capital  gains,  unless  current  yields  on  the  securities  remain
attractive.

   
The  Utilities Series  may invest in  mortgage pass-through  securities that are
U.S. Government securities  and in  zero coupon  bonds, collateralized  mortgage
obligations,  multiclass  pass-through  securities  and  corporate  asset-backed
securities. The  Series may  purchase  securities on  a  "when-issued" or  on  a
"forward  delivery" basis.  The Series  may invest  in indexed  securities whose
value is linked to foreign  currencies, interest rates, commodities, indices  or
other  financial indicators.  In addition,  the Series  may enter  into mortgage
"dollar roll" transactions. (See "Investment Techniques" below). The Series  may
purchase  securities  that are  not registered  under  the 1933  Act but  can be
offered and sold to "qualified institutional  buyers" under Rule 144A under  the
1933 Act. (See "Additional Risk Factors" below).
    

   
The  Utilities Series may write  covered call and put  options and purchase call
and put options on domestic and foreign stock indices. The Series also may enter
into futures contracts on fixed  income securities, foreign currencies,  indices
of  foreign currencies, and indices of fixed income securities. In addition, the
Series may purchase and write options on such futures contracts. The Series  may
enter  into forward  foreign currency  exchange contracts  and may  purchase and
write options on foreign currencies. The  Series also may hold foreign  currency
received in connection with investments in foreign securities or in anticipation
of purchasing foreign securities. (See "Investment Techniques" below).
    

   
MFS  HIGH INCOME SERIES -- The investment objective of the High Income Series is
to seek high current income by  investing primarily in a professionally  managed
diversified  portfolio of  fixed income  securities, some  of which  may involve
equity features.
    

   
Fixed income securities  offering the  high current  income sought  by the  High
Income  Series  normally include  those fixed  income  securities which  offer a
current yield above  that generally available  on debt securities  in the  three
highest  rating categories of the recognized  rating agencies (commonly known as
"junk bonds" if  rated below the  four highest categories  of recognized  rating
agencies).  For a description of these rating categories, see Appendix A to this
Prospectus. (See  "Additional Risk  Factors"  below). However,  since  available
yields  and yield differentials vary  over time, no specific  level of income or
    

                                       12
<PAGE>
   
yield differential can ever  be assured. The dividends  paid by the Series  will
increase  or decrease in relation to the  income received by the Series from its
investments, which would in any  case be reduced by  the expenses of the  Series
before such income is distributed to its shareholders.
    

Fixed income securities include preferred and preference stocks and all types of
debt   obligations  of  both  domestic  and  foreign  issuers,  such  as  bonds,
debentures, notes, equipment  lease certificates,  equipment trust  certificates
(including interests in trusts or other entities representing such obligations),
conditional   sales  contracts,  commercial  paper  and  obligations  issued  or
guaranteed by  the U.S.  Government,  any foreign  government  or any  of  their
respective  political  subdivisions,  agencies  or  instrumentalities (including
obligations, such as repurchase agreements, secured by instruments).

Corporate debt  securities may  bear fixed,  fixed and  contingent, or  variable
rates  of  interest  and may  involve  equity  features, such  as  conversion or
exchange rights  or warrants  for the  acquisition of  stock of  the same  or  a
different  issuer; participations  based on revenues,  sales or  profits; or the
purchase of common stock in a unit transaction (where corporate debt  securities
and  common stock are  offered as a  unit). Under normal  market conditions, not
more than 25% of the value of the total assets of the High Income Series will be
invested in equity securities, including common stocks, warrants and rights.

Fixed income securities that the High  Income Series may invest in also  include
zero  coupon bonds, deferred interest  bonds, PIK bonds, collateralized mortgage
obligations,  multiclass  pass-through   securities,  stripped   mortgage-backed
securities, mortgage pass-through securities, corporate asset-backed securities,
loan  participations and  other direct indebtedness.  The Series  may enter into
mortgage "dollar  roll"  transactions.  In addition,  the  Series  may  purchase
securities on a "when-issued" or on a "forward delivery" basis. (See "Investment
Techniques"  below).  The  Series  also may  purchase  securities  that  are not
registered under  the  1933  Act but  can  be  offered and  sold  to  "qualified
institutional  buyers" under Rule 144A under the 1933 Act. (See "Additional Risk
Factors" below).

   
The High Income Series may invest in ADRs and may invest up to 35% (and  expects
generally  to invest up to  10%) of its total  assets in foreign securities (not
including ADRs). The Series may invest  in emerging market securities and  Brady
Bonds  (consistent with its foreign securities limitations). The Series may hold
foreign currency received in connection  with investments in foreign  securities
and  in anticipation of purchasing foreign  securities. The Series has authority
to invest up to 25%  of its total assets in  securities issued or guaranteed  by
foreign  governments or  their agencies  or instrumentalities.  (See "Additional
Risk Factors" below).
    

The High Income Series may invest up to 40% of the value of its total assets  in
each  of the electric utility and telephone industries, but will not invest more
than 25%  in  either  of  those industries  unless  yields  available  for  four
consecutive  weeks in the four  highest rating categories on  new issue bonds in
such industry (issue size  of $50 million  or more) have  averaged in excess  of
105%  of yields of  new issue long-term industrial  bonds similarly rated (issue
size of $50 million or  more) and, in the opinion  of the Adviser, the  relative
return  available  from  the  electric utility  or  telephone  industry  and the
relative risk, marketability,  quality and  availability of  securities of  such
industry justifies such an investment.

When  and if available, fixed  income securities may be  purchased at a discount
from face value. However, the  High Income Series does  not intend to hold  such
securities  to maturity  for the purpose  of achieving  potential capital gains,
unless current yields on these securities  remain attractive. From time to  time
the  Series may purchase securities not paying interest at the time acquired if,
in the opinion  of the Adviser,  such securities have  the potential for  future
income or capital appreciation.

   
The  High Income Series may write covered  put and call options and purchase put
and call options on domestic and foreign fixed income securities. The Series may
also enter into "yield curve" options. The Series may purchase and sell  futures
contracts on fixed income securities or indices of such securities and may write
or  purchase options on such futures contracts. The Series may invest in indexed
securities  whose  value  is  linked  to  foreign  currencies,  interest  rates,
commodities,  indices or other financial indicators. In addition, the Series may
enter into forward foreign currency exchange contracts
    

                                       13
<PAGE>
and may  purchase and  write put  and call  options on  foreign currencies.  The
Series  may enter into  interest rate swaps,  currency swaps and  other types of
available swap agreements. The  Series also may purchase  and sell caps,  floors
and collars. (See "Investment Techniques" below).

MFS  WORLD  GOVERNMENTS  SERIES  --  The  World  Governments  Series' investment
objective is to seek not only preservation, but also growth of capital, together
with moderate current income.

The World Governments Series seeks to achieve its investment objective through a
professionally  managed,   internationally  diversified   portfolio   consisting
primarily  of  debt securities  and to  a lesser  extent equity  securities. The
Series attempts to provide  investors with an opportunity  to enhance the  value
and  increase the protection of their investment against inflation and otherwise
by taking advantage of investment opportunities in the U.S. as well as in  other
countries  where  opportunities  may  be more  rewarding.  It  is  believed that
diversification of  assets on  an international  basis decreases  the degree  to
which  events in  any one  country, including  the U.S.,  can affect  the entire
portfolio. Although the percentage of the Series' assets invested in  securities
issued  abroad and denominated in foreign  currencies will vary depending on the
state of the economies of the principal countries of the world, their  financial
markets  and  the relationship  of their  currencies to  the U.S.  dollar, under
normal conditions the Series' portfolio is internationally diversified. However,
for defensive reasons  or during  times of international  political or  economic
uncertainty  or turmoil, most  or all of  the Series' investments  may be in the
U.S.

   
Under normal  economic  and market  conditions,  at  least 80%  of  the  Series'
portfolio  is invested in  debt securities, such  as bonds, debentures, mortgage
securities, notes,  commercial  paper, obligations  issued  or guaranteed  by  a
government  or any of its political subdivisions, agencies or instrumentalities,
certificates of deposit, as well  as debt obligations which  may have a call  on
common  stock  by means  of a  conversion privilege  or attached  warrants. Debt
securities in which the  Series may invest may  also include zero coupon  bonds,
mortgage   pass-through   securities,   collateralized   mortgage   obligations,
multiclass pass-through securities and stripped mortgage-backed securities.  The
Series  also may enter into mortgage  "dollar roll" transactions. The Series may
invest in  indexed  securities whose  value  is linked  to  foreign  currencies,
interest  rates,  commodities,  indices  or  other  financial  indicators.  (See
"Investment Techniques" below). The Series may purchase securities that are  not
registered  under  the  1933 Act  but  can  be offered  and  sold  to "qualified
institutional buyers" under Rule 144A under the 1933 Act. (See "Additional  Risk
Factors" below).
    

   
The  World  Governments  Series  may  write  covered  put  and  call  options on
securities and purchase put and call  options. The Series may enter into  "yield
curve" options. The Series may also enter into futures contracts on fixed income
securities, on foreign currencies and on indices of securities, and may purchase
and  write options on such futures contracts.  In addition, the Series may enter
into  forward  foreign  currency  exchange  contracts  and  options  on  foreign
currencies.  The Series also may enter  into interest rate swaps, currency swaps
and other types of available swap  agreements. The Series also may purchase  and
sell caps, floors and collars. (See "Investment Techniques" below).
    

   
The  World Governments Series may invest in  ADRs. The Series may also invest up
to 100% (and  expects generally  to invest  up to 80%)  of its  total assets  in
foreign  securities  (not including  ADRs). The  Series  may invest  in emerging
market securities  and  Brady  Bonds (consistent  with  its  foreign  securities
limitations).  See "Investment Techniques" and  "Additional Risk Factors" below.
The Adviser will determine the amount of the World Governments Series' assets to
be invested in the United States and the amount to be invested abroad. The  U.S.
assets will be invested in high quality debt securities and the remainder of the
assets  will be diversified among countries where opportunities for total return
are expected to be  most attractive. It is  currently expected that  investments
within  foreign countries will be primarily in government securities to minimize
credit risks. The Series will not invest 25% or more of the value of its  assets
in  the securities of any one foreign  government. The portfolio will be managed
actively and the asset allocations modified as the Adviser deems necessary.
    

The World Governments Series will purchase non-dollar securities denominated  in
the  currency of countries  where the interest  rate environment as  well as the
general economic climate provide an opportunity for declining interest rates and
currency appreciation.  If interest  rates decline,  such non-dollar  securities
will  appreciate in value. If the  currency also appreciates against the dollar,
the total investment in  such non-dollar securities  would be enhanced  further.
Conversely, a rise

                                       14
<PAGE>
in  interest rates or decline in  currency exchange rates would adversely affect
the  Series'  return.  Investments  in  non-dollar  denominated  securities  are
evaluated  primarily on the strength of a particular currency against the dollar
and on the  interest rate climate  of that  country. Currency is  judged on  the
basis  of  fundamental economic  criteria (E.G.,  relative inflation  levels and
trends,  growth  rate  forecasts,  balance  of  payments  status,  and  economic
policies) as well as technical and political data. In addition to the foregoing,
interest rates are evaluated on the basis of differentials or anomalies that may
exist between different countries. The Series may hold foreign currency received
in  connection with  investments in  foreign securities  and in  anticipation of
purchasing foreign securities. (See "Additional Risk Factors" below).

The phrase  "preservation of  capital"  when applied  to a  domestic  investment
company  is generally understood to imply that the portfolio is invested in very
low risk securities and that the major risk is loss of purchasing power  through
the  effects of inflation or major changes in interest rates. However, while the
World Governments  Series  invests in  securities  which are  believed  to  have
minimal credit risk, an error of judgment in selecting a currency or an interest
rate environment could result in a loss of capital.

It is contemplated that the World Governments Series' long-term debt investments
will  consist primarily of securities which are believed by the Adviser to be of
relatively high quality.  If after  the Series  purchases such  a security,  the
quality  of the security  deteriorates significantly, the  security will be sold
only if the Adviser believes it is advantageous to do so.

   
MFS STRATEGIC  FIXED  INCOME  SERIES  --  The  Strategic  Fixed  Income  Series'
investment objective is to maximize current income.
    

   
The  Strategic Fixed Income  Series seeks to achieve  its objective by investing
approximately one-third of its  assets in each of  the following sectors of  the
fixed income securities markets: (i) U.S. Government securities, as that term is
defined  in "Investment Objectives and  Policies--MFS Total Return Series" above
and related options; (ii) debt  securities issued by foreign governments,  their
political  subdivisions  and  other  foreign issuers;  and  (iii)  high yielding
corporate fixed income securities, some of which may involve equity features. By
following this investment strategy, the Series' net asset value is likely to  be
more  stable than that of a fund which  invests in only one of these three fixed
income sectors. The Adviser believes that greater stability would occur because,
in general, each sector  historically has produced  results which are  different
from each other sector, so that significant changes in one sector have tended to
offset  changes in other  sectors. During periods of  unusual market or economic
conditions (such as a collapse of  the high yield corporate fixed income  market
or  a  general contraction  in yields  on foreign  obligations), the  Series may
invest up to 50% of its assets in any one sector and may choose not to invest in
a sector in order to achieve its investment objective. The Series expects  that,
under  normal market conditions,  the maturity of  its portfolio securities will
not exceed 30 years in the U.S. Government sector and 25 years in the  corporate
fixed   income  sector.  At  least  80%  of  the  Series'  assets  under  normal
circumstances will be invested in fixed income securities.
    

   
The Strategic  Fixed Income  Series may  invest  in ADRs.  The Series  does  not
currently  intend to invest  over 50% of  its assets in  foreign securities (not
including ADRs), but reserves  the right to  invest up to 67%  of its assets  in
foreign  securities, (not including  ADRs), depending on  market conditions. The
Series may also invest in emerging market securities and Brady Bonds  consistent
with  its foreign securities limitations. These foreign securities shall include
securities issued by  foreign governments  considered stable  by the  Investment
Adviser  and  fixed  income  securities  of  foreign  corporations.  The foreign
government securities  in which  the  Series intends  to invest  will  generally
consist  of  obligations  supported  though their  authority  to  levy  taxes by
national, state  or provincial  governments or  similar political  subdivisions.
While  one-third of the  Series' assets normally will  be invested in securities
issued abroad and denominated  in foreign currencies ("non-dollar  securities"),
that  amount may vary  depending on the  relative yield of  such securities, the
economies of the countries in which the investments are made and such countries'
financial  markets,  the  interest  rate  climate  of  such  countries  and  the
relationship  of such countries'  currencies to the  U.S. dollar. Investments in
non-dollar securities and currency will be evaluated on the basis of fundamental
economic criteria  (E.G.,  relative inflation  levels  and trends,  growth  rate
forecasts,  balance  of  payments  status, and  economic  policies)  as  well as
technical   and    political   data.    In    addition   to    the    foregoing,
    

                                       15
<PAGE>
   
interest rates are evaluated on the basis of differentials or anomalies that may
exist  between different  countries. The  Series may  hold foreign  currency for
hedging purposes to protect against declines in the U.S. dollar value of foreign
securities held by the Series and against increases in the U.S. dollar value  of
the foreign securities which the Series might purchase. The Series may speculate
in foreign currency when, in the judgment of the Adviser, it would be beneficial
to convert such currency into U.S. dollars at a later date, based on anticipated
changes  in  the  relevant  exchange  rate.  (See  "Investment  Techniques"  and
"Additional Risk Factors" below.)
    

   
High yield  corporate  fixed income  securities  of both  domestic  and  foreign
issuers  (denominated either in  U.S. dollars or foreign  currency) in which the
Strategic Fixed Income Series may invest include preferred and preference  stock
and  all  types  of  long-  or  short-term  debt  obligations,  such  as  bonds,
debentures, notes, equipment lease  certificates, equipment trust  certificates,
conditional sales contracts and commercial paper (including obligations, such as
repurchase  agreements, secured by such instruments). High yield corporate fixed
income securities held  by the  Series are ordinarily  unrated or  in the  lower
rating  categories of recognized rating agencies. (See "Additional Risk Factors"
below.) Corporate fixed income  securities may also  include zero coupon  bonds,
deferred  interest bonds  and PIK bonds.  Corporate fixed  income securities may
involve equity features, such as conversion  or exchange rights or warrants  for
the acquisition of stock of the same or a different issuer; participations based
on  revenues,  sales or  profits;  or the  purchase of  common  stock in  a unit
transaction (where corporate debt securities and  common stock are offered as  a
unit).
    

The  Strategic  Fixed  Income  Series may  invest  in  "when-issued" securities,
collateralized  mortgage   obligations,  multiclass   pass-through   securities,
stripped  mortgage-backed  securities, corporate  asset-backed  securities, zero
coupon bonds,  loan participations  and other  indebtedness and  may enter  into
mortgage  "dollar roll"  transactions. (See "Investment  Techniques" below.) The
Series may purchase securities  that are not registered  under the 1933 Act  but
can  be offered  and sold  to "qualified  institutional buyers"  under Rule 144A
under the 1933 Act. (See "Additional Risk Factors" below.)

   
The Strategic Fixed  Income Series  may write covered  put and  call options  on
securities  and purchase put and call options on securities. The Series may also
enter into "yield curve" options. The Series may enter into futures contracts on
fixed income securities, on foreign currencies  and on indices of securities  or
foreign  currencies,  and  may  purchase  and  write  options  on  such  futures
contracts. In  addition, the  Series  may enter  into forward  foreign  currency
exchange  contracts and options on foreign currencies. The Series may enter into
interest  rate  swaps,  currency  swaps  and  other  types  of  available   swap
agreements. The Series also may purchase and sell caps, floors and collars. (See
"Investment Techniques" below.)
    

The Strategic Fixed Income Series may invest up to 40% of the value of its total
assets  in each of the  electric utility and telephone  industries, but will not
invest more than 25% in either  of those industries unless yields available  for
four  consecutive weeks in the four highest rating categories on new issue bonds
in such industry (issue size of $50 million or more) have averaged in excess  of
105%  of yields of  new issue long-term industrial  bonds similarly rated (issue
size of $50 million or more).

When the Investment Adviser  believes that investing  for defensive purposes  is
appropriate, such as during periods of unusual market conditions, part or all of
the  Strategic Fixed  Income Series' assets  may be temporarily  invested in the
instruments set  forth under  "Short Term  Investments for  Defensive  Purposes"
below  as well as in foreign government  securities of at least investment grade
level.

MFS BOND SERIES -- The Bond  Series' primary investment objective is to  provide
as  high a level of current income as  is believed to be consistent with prudent
investment risk. The  Series' secondary  objective is  to protect  shareholders'
capital.

Under normal market conditions, all of the Bond Series' investments will be made
in accordance with the following policies:

    1.  Approximately 80% of the Series' net assets will be invested in:

   
        (a)  non-convertible debt securities which have a rating within the four
           highest grades as determined by S&P (AAA,  AA, A or BBB) or Fitch  or
           Moody's  (Aaa, Aa, A or Baa) and comparable unrated securities; for a
           description of  these  rating  categories, see  Appendix  A  to  this
           Prospectus;
    

                                       16
<PAGE>
        (b) U.S. Government Securities, as defined in "Investment Objectives and
           Policies--MFS Total Return Series" above;

        (c)  non-convertible debt securities issued or guaranteed by national or
           state banks or bank holding companies (as defined in the Federal Bank
           Holding Company Act) which, although not rated as a matter of  policy
           by  S&P  or  Moody's,  are  considered  by  the  Adviser  to  have an
           investment quality equivalent  to securities which  may be  purchased
           under item (a) above; or

        (d)  commercial paper,  repurchase agreements, cash  or cash equivalents
           (such as certificates of deposit and bankers' acceptances).

   
    2.  Up to 20% of the Series' total assets may be invested in non-convertible
       debt securities which are not rated within the four highest grades of S&P
       or Moody's or Fitch as described above and comparable unrated  securities
       (commonly  known as "junk bonds") and  in convertible debt securities and
       preferred stocks. These convertible debt securities and preferred  stocks
       may  be unrated or rated below the four highest grades of S&P and Moody's
       or Fitch described above. For a description of these ratings see Appendix
       A to this Prospectus. For a discussion of the risks of investing in these
       securities, see "Additional Risks" below.
    

   
Although the Bond  Series may  purchase Canadian and  other foreign  securities,
under normal market conditions, it may not invest more than 10% of its assets in
non-dollar  denominated  non-Canadian  foreign  securities,  including  emerging
markets securities  and  Brady Bonds..  The  Series may  hold  foreign  currency
received in connection with investments in foreign securities or in anticipation
of  purchasing foreign securities. (See  "Investment Techniques" and "Additional
Risk Factors" below).
    

The Bond Series may not directly purchase common stocks. However, the Series may
retain up to 10% of its total assets in common stocks which were acquired either
by conversion of fixed income securities or by the exercise of warrants attached
thereto.

U.S. Government Securities also  include interests in  trusts or other  entities
representing  interests in obligations that are issued or guaranteed by the U.S.
Government, its agencies, authorities or instrumentalities.

   
The Bond  Series  may  invest in  corporate  asset-backed  securities,  mortgage
pass-through  securities, zero coupon bonds, deferred interest bonds, PIK bonds,
collateralized  mortgage   obligations,  multiclass   pass-through   securities,
stripped  mortgage-backed  securities,  "when-issued"  securities  and  mortgage
"dollar roll" transactions. (See "Investment Techniques" below). The Series  may
invest  in  indexed  securities whose  value  is linked  to  foreign currencies,
interest  rates,  commodities,  indices  or  other  financial  indicators   (see
"Investment  Techniques" below). The Series may purchase securities that are not
registered under  the  1933  Act but  can  be  offered and  sold  to  "qualified
institutional  buyers" under Rule 144A under the 1933 Act. (See "Additional Risk
Factors" below.)
    

The Bond Series may write covered put and call options and purchase put and call
options on domestic  and foreign fixed  income securities. The  Series may  also
enter  into "yield curve" options. The Bond Series may purchase and sell futures
contracts on domestic  or foreign  fixed income  securities or  indices of  such
securities  as well as  options on such  futures contracts. The  Series may also
enter into forward foreign  currency exchange contracts  and options on  foreign
currency.  In addition, the Series may  enter into interest rate swaps, currency
swaps and other types of available swap agreements. The Series also may purchase
caps, floors and collars. (See "Investment Techniques" below).

MFS LIMITED MATURITY SERIES --  The Limited Maturity Series' primary  investment
objective  is to provide as high a level  of current income as is believed to be
consistent with prudent investment risk.  The Series' secondary objective is  to
protect shareholders' capital.

In  seeking to  achieve its investment  objectives, the  Limited Maturity Series
invests, under normal  market conditions,  substantially all its  assets in  the
following securities:

                                       17
<PAGE>
   
    1.    Debt  securities  (including  corporate  asset-backed  securities  and
       mortgage pass-through  securities discussed  below) which  have a  rating
       within  the four highest grades as determined by S&P or Fitch (AAA, AA, A
       or BBB) or Moody's (Aaa, Aa, A or Baa) and comparable unrated securities;
       for a description  of these  rating categories,  see Appendix  A to  this
       Prospectus;
    

    2.   U.S.  Government Securities, as  defined in  "Investment Objectives and
       Policies--MFS Total Return Series" above; or

    3.  Commercial paper, repurchase agreements, cash or cash equivalents  (such
       as certificates of deposit and bankers' acceptances).

The Limited Maturity Series will only invest in securities rated within the four
highest grades, as determined by S&P or Moody's or Fitch, and comparable unrated
securities.  In addition, the dollar weighted average quality of the Series will
be within the three highest grades, as determined by S&P or Moody's or Fitch (or
the Adviser in the case of unrated securities).

Under normal market conditions, substantially all the securities in the  Series'
portfolio  will have  remaining maturities  of five  years or  less or estimated
remaining average lives of  five years or less.  In the case of  mortgage-backed
and  corporate  asset-backed  securities  as  well  as  collateralized  mortgage
obligations, the average  life is likely  to be substantially  shorter than  the
stated final maturity as a result of unscheduled principal prepayments.

For  purposes of  the foregoing investment  policy, securities  having a certain
maturity will be deemed to include  securities with an equivalent "duration"  of
such  securities. "Duration" is  a commonly used  measure of the  longevity of a
debt instrument that takes into account the full stream of payments received  on
a  debt instrument,  including both  interest and  principal payments,  based on
their present values.  A debt  instrument's duration is  derived by  discounting
principal  and interest payments  to their present  value using the instrument's
current yield  to maturity  and taking  the dollar-weighted  average time  until
those  payments will  be received. Contractual  rights to dispose  of a security
will be considered in calculating duration because such rights limit the  period
during which the Series bears a market risk with respect to the security.

The  Limited Maturity Series may invest in U.S. Government Securities as defined
under "Investment Objectives and Policies--MFS Total Return Series" above.

   
The Limited  Maturity Series  may  invest up  to 25%  of  its assets  in  dollar
denominated   foreign  debt  securities  which   may  include  emerging  markets
securities and  Brady Bonds.(See  "Investment Techniques"  and "Additional  Risk
Factors" below). The Series may invest in mortgage pass-through securities, zero
coupon   bonds,  collateralized  mortgage  obligations,  corporate  asset-backed
securities and multiclass pass-through securities.  In addition, the Series  may
enter  into mortgage "dollar roll" transactions and may purchase securities on a
"when-issued" or on  a "forward  delivery" basis.  (See "Investment  Techniques"
below).  The Series also  may purchase securities that  are not registered under
the 1933 Act  but can be  offered and sold  to "qualified institutional  buyers"
under Rule 144A under the 1933 Act.
    

The  Limited Maturity  Series may purchase  and sell futures  contracts on fixed
income securities or  indices of such  securities. In addition,  the Series  may
enter  into  interest  rate  swaps,  currency  swaps  and  other  available swap
agreements. The Series also may purchase and sell caps, floors and collars. (See
"Investment Techniques" below).

MFS MONEY MARKET SERIES -- The  Money Market Series' investment objective is  to
seek  as high  a level of  current income  as is considered  consistent with the
preservation of capital and liquidity.

The Money Market Series seeks to  achieve its investment objective by  investing
primarily  (I.E., at least 80% of its  assets under normal circumstances) in the
following instruments:

        (a) U.S. Government Securities, as defined in "Investment Objectives and
    Policies--MFS Total Return  Series" above  (including repurchase  agreements
    collateralized by such securities);

                                       18
<PAGE>
        (b) obligations of banks (including certificates of deposit and bankers'
    acceptances)  which at  the date  of investment  have capital,  surplus, and
    undivided profits (as of the date of their most recently published financial
    statements) in excess  of $100,000,000;  and obligations of  other banks  or
    savings and loan associations if such obligations are insured by the Federal
    Deposit  Insurance  Corporation,  provided that  not  more than  10%  of the
    Series' total assets will be invested in such insured obligations;

   
        (c) commercial paper which at the date of investment is rated A-1 by S&P
    or by Fitch or P-1 by Moody's or,  if not rated, is issued or guaranteed  as
    to  payment of  principal and  interest by  companies which  at the  date of
    investment have an outstanding debt  issue rated AA or  better by S&P or  by
    Fitch  or Aa or better  by Moody's (for a  description of these ratings, see
    Appendix A to this Prospectus); and
    

        (d) short-term (maturing  in 13  months or  less) corporate  obligations
    which at the date of investment are rated AA or better by S&P or by Fitch or
    Aa or better by Moody's.

The  Money Market Series may also  invest up to 20% of  its total assets in debt
instruments not specifically described in  (a) through (d) above, provided  that
such  instruments are deemed  by the Trustees  of the Trust  to be of comparable
high quality and liquidity and provided that such investments are in  accordance
with  applicable  law. The  Money Market  Series  may invest  its assets  in the
securities of foreign issuers and in the securities of foreign branches of  U.S.
banks  such  as  negotiable  certificates of  deposit  (Eurodollars).  Since the
portfolio of the Series may contain such securities, an investment in the Series
may involve a greater degree of risk than an investment in a fund which  invests
only  in debt obligations of U.S. domestic  issuers, due to the possibility that
there may be less  publicly available information,  more volatile markets,  less
securities regulation, less favorable tax provisions, war or expropriation. (See
"Additional Risk Factors" below).

In  addition, the Money Market Series may invest  up to 75% of its assets in all
finance companies as a group,  all banks and bank  holding companies as a  group
and  all utility companies as a group  when, in the opinion of management, yield
differentials and money market conditions suggest such investments are advisable
and when cash is  available for such investments  and instruments are  available
for  purchase  which  fulfill the  Series'  objective  in terms  of  quality and
marketability.

All the assets of the Money Market Series will be invested in obligations  which
mature  in 13 months or less and  substantially all of these investments will be
held to maturity; however, securities collateralizing repurchase agreements  may
have  maturities in excess  of 13 months.  The Money Market  Series will, to the
extent feasible, make portfolio investments  primarily in anticipation of or  in
response to changing economic and money market conditions and trends. Currently,
the  dollar weighted average maturity  of the investments of  the Series may not
exceed 90 days.

5.  INVESTMENT TECHNIQUES

   
LENDING OF PORTFOLIO  SECURITIES: Each of  the Series (except  the Money  Market
Series)  may seek to  increase its income by  lending portfolio securities. Such
loans will usually be made to member firms (and subsidiaries thereof) of the New
York Stock Exchange (the "Exchange") and to member banks of the Federal  Reserve
System,  and would be required to be secured continuously by collateral in cash,
cash equivalents or U.S. Treasury securities maintained on a current basis at an
amount at least  equal to  the market  value of  the securities  loaned. If  the
Adviser  determines to make securities  loans, it is intended  that the value of
the securities loaned would not exceed 25% of the value of the net assets of the
Series making the loans.
    

   
EMERGING MARKETS SECURITIES: Consistent with  each of the Growth Series,  Growth
With  Income Series, Total Return Series,  Utilities Series, High Income Series,
World Governments Series, Strategic Fixed Income Series, Bond Series and Limited
Maturity Series respective  objectives, each  fund may invest  in securities  of
issuers  (which may include foreign governments and their subdivisions, agencies
or instrumentalities)  located in  emerging markets.  For the  purposes of  each
Series,  emerging markets  include any  country: (i)  having an  "emerging stock
market" as defined by  the International Finance  Corporation; (ii) with  low-to
middle-income  economies according to the  International Bank for Reconstruction
and Development (the  World Bank); (iii)  listed in World  Bank publications  as
developing;   or  (iv)   determined  by  MFS   to  be  an   emerging  market  as
    

                                       19
<PAGE>
defined above. Each Series may invest in fixed income securities of: (i) foreign
governments   or   any   of   their   political   subdivisions,   agencies    or
instrumentalities;  (ii) companies  the principal securities  trading market for
which is an emerging  market country; (iii) companies  organized under the  laws
of,  and with a principal office in,  an emerging market country; (iv) companies
whose principal  activities are  located in  emerging market  countries; or  (v)
companies  whose securities are traded in any  market that derive 50% or more of
their total revenue from either goods or services produced in an emerging market
or sold in an emerging market.

   
BRADY BONDS: Each of the Utilities Series, the High Income Series, the  Emerging
Growth  Series,  the Growth  with Income  Series, the  Total Return  Series, the
Strategic Fixed Income Series, the Bond Series, the Limited Maturity Series, and
the World Governments  Series may invest  in Brady Bonds,  which are  securities
created  through the  exchange of existing  commercial bank loans  to public and
private entities in certain  emerging markets for new  bonds in connection  with
debt  restructurings under a  debt restructuring plan  introduced by former U.S.
Secretary of the Treasury, Nicholas F. Brady (the "Brady Plan"). Brady Plan debt
restructurings have been  implemented to  date in  Argentina, Brazil,  Bulgaria,
Costa  Rica,  Ecuador, Mexico,  Nigeria,  the Philippines,  Poland,  Uruguay and
Venezuela. Brady Bonds have  been issued only recently,  and for that reason  do
not  have  a  long  payment  history.  Brady  Bonds  may  be  collateralized  or
uncollateralized, are  issued  in various  currencies  (but primarily  the  U.S.
dollar)  and  are actively  traded in  over-the-counter secondary  markets. U.S.
dollar-denominated, collateralized Brady Bonds, which may be fixed-rate bonds or
floating-rate bonds, are  generally collateralized  in full as  to principal  by
U.S.  Treasury zero coupon  bonds having the  same maturity as  the bonds. Brady
Bonds are  often  viewed as  having  three  or four  valuation  components:  the
collateralized  repayment  of principal  at  final maturity;  the collateralized
interest   payments;   the   uncollateralized   interest   payments;   and   any
uncollateralized  repayment  of  principal at  maturity  (these uncollateralized
amounts constituting the  "residual risk").  In light  of the  residual risk  of
Brady  Bonds and the history  of defaults of countries  issuing Brady Bonds with
respect to commercial bank loans by public and private entities, investments  in
Brady Bonds may be viewed as speculative.
    

REPURCHASE  AGREEMENTS: Each of the Series  may enter into repurchase agreements
in order to earn additional income on available cash or as a temporary defensive
measure. Under a repurchase agreement,  a Series acquires securities subject  to
the  seller's agreement  to repurchase  at a  specified time  and price.  If the
seller becomes subject to a proceeding  under the bankruptcy laws or its  assets
are  otherwise  subject to  a stay  order,  the Series'  right to  liquidate the
securities may be  restricted (during  which time  the value  of the  securities
could  decline). As discussed  in the Statement  of Additional Information, each
Series has adopted certain procedures intended to minimize any risk.

"WHEN-ISSUED" SECURITIES: Each of  the Series (except  the Research Series,  the
World Governments Series and the Money Market Series) may purchase securities on
a  "when-issued"  or  on  a  "forward  delivery"  basis,  which  means  that the
securities will  be delivered  to the  Series at  a future  date usually  beyond
customary  settlement  time. The  commitment to  purchase  a security  for which
payment will be  made on a  future date may  be deemed a  separate security.  In
general,  a Series does not pay for such securities until received, and does not
start earning interest on the securities until the contractual settlement  date.
While  awaiting delivery  of securities purchased  on such bases,  a Series will
normally invest in cash, cash equivalents and high grade debt securities.

MORTGAGE "DOLLAR ROLL" TRANSACTIONS: Each of  the Total Return Series, the  Bond
Series,  the Strategic  Fixed Income Series,  the World  Governments Series, the
Limited Maturity Series,  the High Income  Series and the  Utilities Series  may
enter   into  mortgage  "dollar  roll"  transactions  with  selected  banks  and
broker-dealers pursuant to which a  Series sells mortgage-backed securities  for
delivery  in the future (generally within  30 days) and simultaneously contracts
to repurchase substantially similar (same type, coupon and maturity)  securities
on  a specified  future date.  A Series  will only  enter into  covered rolls. A
"covered roll"  is  a  specific type  of  dollar  roll for  which  there  is  an
offsetting cash position or a cash equivalent security position which matures on
or  before the forward  settlement date of  the dollar roll  transaction. In the
event that the party with

                                       20
<PAGE>
whom the  Series contracts  to  replace substantially  similar securities  on  a
future  date fails  to deliver such  securities, the  Series may not  be able to
obtain such securities at the price specified in such contract and thus may  not
benefit  from the  price differential  between the  current sales  price and the
repurchase price.

   
CORPORATE ASSET-BACKED SECURITIES: Each of the Emerging Growth Series, the Total
Return Series, the  Bond Series, the  Limited Maturity Series,  the High  Income
Series, the Strategic Fixed Income Series and the Utilities Series may invest in
corporate  asset-backed  securities.  These  securities,  issued  by  trusts and
special purpose corporations,  are backed by  a pool of  assets, such as  credit
card  and automobile loan receivables, representing  the obligations of a number
of different parties.
    

Corporate asset-backed securities  present certain risks.  For instance, in  the
case  of credit card receivables,  these securities may not  have the benefit of
any security interest  in the  related collateral. Credit  card receivables  are
generally  unsecured and the debtors are entitled  to the protection of a number
of state and federal consumer credit laws,  many of which give such debtors  the
right  to set off certain amounts owed on the credit cards, thereby reducing the
balance due.  Most issuers  of automobile  receivables permit  the servicers  to
retain  possession of the  underlying obligations. If the  servicer were to sell
these obligations to  another party, there  is a risk  that the purchaser  would
acquire  an interest superior to  that of the holders  of the related automobile
receivables. In addition, because of the large number of vehicles involved in  a
typical  issuance and technical  requirements under state  laws, the trustee for
the holders  of  the automobile  receivables  may  not have  a  proper  security
interest in all of the obligations backing such receivables. Therefore, there is
the  possibility  that recoveries  on repossessed  collateral  may not,  in some
cases, be  available to  support payments  on these  securities. The  underlying
assets  (E.G.,  loans)  are  also  subject  to  prepayments  which  shorten  the
securities' weighted average life and may lower their return.

Corporate  asset-backed  securities  are  often  backed  by  a  pool  of  assets
representing  the obligations  of a number  of different parties.  To lessen the
effect of  failures by  obligors  on underlying  assets  to make  payments,  the
securities   may  contain  elements  of  credit  support  which  fall  into  two
categories:  (i)  liquidity  protection;  and  (ii)  protection  against  losses
resulting  from  ultimate  default  by  an  obligor  on  the  underlying assets.
Liquidity protection  refers to  the  provision of  advances, generally  by  the
entity  administering the pool of assets, to ensure that the receipt of payments
on the underlying  pool occurs in  a timely fashion.  Protection against  losses
resulting  from ultimate default  ensures payment through  insurance policies or
letters of credit obtained by the issuer or sponsor from third parties. A Series
will not pay any additional or separate  fees for credit support. The degree  of
credit  support  provided  for  each  issue  is  generally  based  on historical
information respecting the level of  credit risk associated with the  underlying
assets.  Delinquency or  loss in  excess of that  anticipated or  failure of the
credit support could  adversely affect  the return on  an investment  in such  a
security.

ZERO  COUPON BONDS,  DEFERRED INTEREST  BONDS AND PIK  BONDS: Each  of the Total
Return Series, the  Bond Series, the  Strategic Fixed Income  Series, the  World
Governments  Series, the Growth With Income Series, the Limited Maturity Series,
the High Income Series and the Utilities Series may invest in zero coupon bonds.
The Total Return Series,  the Bond Series  and the High  Income Series may  also
invest  in  deferred interest  bonds  and PIK  bonds.  Zero coupon  and deferred
interest bonds  are  debt  obligations  which  are  issued  or  purchased  at  a
significant discount from face value. The discount approximates the total amount
of interest the bonds will accrue and compound over the period until maturity or
the first interest payment date at a rate of interest reflecting the market rate
of  the security at the time of issuance. While zero coupon bonds do not require
the periodic payment of interest, deferred  interest bonds provide for a  period
of  delay before  the regular  payment of  interest begins.  PIK bonds  are debt
obligations which  provide that  the  issuer thereof  may,  at its  option,  pay
interest  on such bonds in  cash or in the  form of additional debt obligations.
Such 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 such  cash. Such investments may experience greater
volatility  in  market  value  due  to  changes  in  interest  rates  than  debt
obligations  which make  regular payments of  interest. Each  Series will accrue
income on such investments for tax  and accounting purposes, as required,  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 Series' distribution obligations.

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<PAGE>
COLLATERALIZED MORTGAGE OBLIGATIONS AND MULTICLASS PASS-THROUGH SECURITIES: Each
of  the Bond  Series, the Strategic  Fixed Income Series,  the World Governments
Series, the Limited Maturity  Series, the High Income  Series and the  Utilities
Series may invest a portion of its assets in collateralized mortgage obligations
or  "CMOs,"  which  are debt  obligations  collateralized by  mortgage  loans or
mortgage  pass-through  securities.  Typically,   CMOs  are  collateralized   by
certificates  issued by GNMA, the Federal National Mortgage Association ("FNMA")
or the  Federal  Home Loan  Mortgage  Corporation  ("FHLMC"), but  also  may  be
collateralized  by whole loans or private mortgage pass-through securities (such
collateral collectively referred to as "Mortgage Assets"). Each of these  Series
may  also invest a  portion of its assets  in multiclass pass-through securities
which are interests in a trust composed of Mortgage Assets. CMOs (which  include
multiclass  pass-through securities) may  be issued by  agencies, authorities or
instrumentalities of  the  U.S. Government  or  by private  originators  of,  or
investors  in, mortgage loans, including savings and loan associations, mortgage
banks, commercial banks,  investment banks and  special purpose subsidiaries  of
the foregoing. Payments of principal of and interest on the Mortgage Assets, and
any  reinvestment income thereon, provide  the funds to pay  debt service on the
CMOs or make scheduled distributions on the multiclass pass-through  securities.
In  a CMO,  a series  of bonds  or certificates  are usually  issued in multiple
classes with different maturities.  Each class of CMOs,  often referred to as  a
"tranche",  is issued  at a  specific fixed  or floating  coupon rate  and has a
stated maturity  or  final  distribution  date.  Principal  prepayments  on  the
Mortgage  Assets may  cause the  CMOs to  be retired  substantially earlier than
their stated maturities or final distribution dates, resulting in a loss of  all
or  part of  the premium  if any  has been  paid. Certain  classes of  CMOs have
priority over  others  with  respect  to  the  receipt  of  prepayments  on  the
mortgages.  Therefore, depending on the type of  CMOs in which a Series invests,
the investment may be subject  to a greater or  lesser risk of prepayments  than
other types of mortgage-related securities.

Each  of  the  Bond  Series,  the  Strategic  Fixed  Income  Series,  the  World
Governments Series, the Limited Maturity Series, the High Income Series and  the
Utilities  Series may also invest in  parallel pay CMOs and Planned Amortization
Class CMOs ("PAC Bonds"). Parallel pay  CMOs are structured to provide  payments
of  principal on each payment  date to more than  one class. PAC Bonds generally
require payments of a  specified amount of principal  on each payment date.  PAC
Bonds  are always parallel pay CMOs with  the required principal payment on such
securities having  the highest  priority after  interest has  been paid  to  all
classes.  For a further description of CMOs, parallel pay CMOs and PAC Bonds and
the risks  related to  transactions  therein, see  the Statement  of  Additional
Information.

STRIPPED  MORTGAGE-BACKED  SECURITIES: Each  of the  Bond Series,  the Strategic
Fixed Income Series, the World Governments Series and the High Income Series may
also invest  a portion  of  its assets  in stripped  mortgage-backed  securities
("SMBS"), which are derivative multiclass mortgage securities usually structured
with  two classes that  receive different proportions  of interest and principal
distributions from  an  underlying  pool  of  mortgage  assets.  For  a  further
description  of  SMBS and  the risks  related to  transactions therein,  see the
Statement of Additional Information.

   
LOAN PARTICIPATIONS AND OTHER DIRECT  INDEBTEDNESS: The Emerging Growth  Series,
the  Total Return Series, the High Income Series and the Strategic Income Series
may invest a  portion of its  assets in "loan  participations" and other  direct
indebtedness.  By purchasing a loan participation, a Series acquires some or all
of the interest of a bank or other lending institution in a loan to a  corporate
borrower.  Many such  loans are secured,  and most  impose restrictive covenants
which must be met  by the borrower.  These loans are  made generally to  finance
internal  growth, mergers,  acquisitions, stock  repurchases, leveraged buy-outs
and other corporate  activities. Such loans  may be  in default at  the time  of
purchase.  A Series may also purchase other direct indebtedness such as trade or
other claims  against companies,  which generally  represent money  owed by  the
company  to a supplier of goods and services. These claims may also be purchased
at a time when the company is in default. Certain of the loan participations and
other direct  indebtedness acquired  by a  Series may  involve revolving  credit
facilities or other standby financing commitments which obligate a Series to pay
additional cash on a certain date or on demand.
    

The highly leveraged nature of many such loans and other direct indebtedness may
make  such loans especially vulnerable to  adverse changes in economic or market
conditions. Loan participations and other direct indebtedness may not be in  the
form  of securities  or may  be subject  to restrictions  on transfer,  and only
limited  opportunities   may   exist   to  resell   such   instruments.   As   a

                                       22
<PAGE>
result,  a Series may be unable to sell such investments at an opportune time or
may have to resell them at less than fair market value. For a further discussion
of loan  participations, other  direct  indebtedness and  the risks  related  to
transactions therein, see the Statement of Additional Information.

MORTGAGE  PASS-THROUGH SECURITIES:  Each of  the Total  Return Series,  the Bond
Series, the World Governments Series, the  Limited Maturity Series and the  High
Income   Series  may  invest  in   mortgage  pass-through  securities.  Mortgage
pass-through securities  are securities  representing  interests in  "pools"  of
mortgage  loans.  The  Utilities  Series  may  invest  in  mortgage pass-through
securities that are securities issued or guaranteed as to principal and interest
by the U.S. Government, its agencies, authorities or instrumentalities.  Monthly
payments  of interest and principal by the individual borrowers on mortgages are
passed through to the holders of the securities (net of fees paid to the  issuer
or  guarantor of  the securities)  as the  mortgages in  the underlying mortgage
pools are paid  off. Payment of  principal and interest  on some mortgage  pass-
through  securities (but not the market  value of the securities themselves) may
be guaranteed by the full faith and  credit of the U.S. Government (in the  case
of  securities guaranteed by  GNMA); or guaranteed  by U.S. Government-sponsored
corporations  (such  as  FNMA  or  FHLMC,  which  are  supported  only  by   the
discretionary  authority  of  the  U.S.  Government  to  purchase  the  agency's
obligations).  Mortgage   pass-through  securities   may  also   be  issued   by
non-governmental   issuers  (such   as  commercial   banks,  savings   and  loan
institutions, private mortgage insurance  companies, mortgage bankers and  other
secondary  market issuers).  See the Statement  of Additional  Information for a
further discussion of these securities.

   
INDEXED SECURITIES: Each of the Total Return Series, the High Income Series, the
Bond Series, the Utilities Series and the World Governments Series may invest in
indexed securities whose value is linked to foreign currencies, interest  rates,
commodities,  indices or other financial indicators. Most indexed securities are
short to  intermediate term  fixed-income securities  whose values  at  maturity
and/or  interest  rates rise  or fall  according to  the change  in one  or more
specified underlying  instruments.  Indexed  securities  may  be  positively  or
negatively indexed (I.E., their value may increase or decrease if the underlying
instrument  appreciates), and may have  return characteristics similar to direct
investments in  the underlying  instrument or  to  one or  more options  on  the
underlying  instrument.  Indexed  securities  may  be  more  volatile  than  the
underlying instrument itself.
    

SWAPS AND RELATED TRANSACTIONS: As one way of managing its exposure to different
types of investments,  each of  the High  Income Series,  the World  Governments
Series,  the  Strategic Fixed  Income Series,  the Bond  Series and  the Limited
Maturity Series may  enter into interest  rate swaps, currency  swaps and  other
types  of available  swap agreements,  such as  caps, collars  and floors. Swaps
involve the exchange by a Series with another party of cash payments based  upon
different  interest rate indexes, currencies, and other prices or rates, such as
the value of  mortgage prepayment rates.  For example, in  the typical  interest
rate  swap,  a Series  might exchange  a sequence  of cash  payments based  on a
floating rate index for cash  payments based on a  fixed rate. Payments made  by
both parties to a swap transaction are based on a principal amount determined by
the parties.

Each  of the  High Income  Series, the  World Governments  Series, the Strategic
Fixed Income Series, the  Bond Series and the  Limited Maturity Series may  also
purchase and sell caps, floors and collars. In a typical cap or floor agreement,
one party agrees to make payments only under specified circumstances, usually in
return for payment of a fee by the counterparty. For example, the purchase of an
interest  rate cap  entitles the  buyer, to  the extent  that a  specified index
exceeds a predetermined  interest rate,  to receive  payments of  interest on  a
contractually-based principal amount from the counterparty selling such interest
rate  cap.  The sale  of an  interest rate  floor obligates  the seller  to make
payments to the extent that a specified interest rate falls below an agreed-upon
level. A collar  arrangement combines  elements of buying  a cap  and selling  a
floor.

Swap  agreements will tend to shift a  Series' investment exposure from one type
of investment to another. For example,  if a Series agreed to exchange  payments
in dollars for payments in foreign currency, in each case based on a fixed rate,
the  swap agreement would tend  to decrease a Series'  exposure to U.S. interest
rates and increase its exposure to foreign currency and interest rates. Caps and
floors have an  effect similar to  buying or writing  options. Depending on  how
they  are used, swap agreements may  increase or decrease the overall volatility
of a Series' investments and its share price and yield.

                                       23
<PAGE>
Swap agreements are sophisticated hedging  instruments that typically involve  a
small  investment  of cash  relative to  the  magnitude of  risks assumed.  As a
result, swaps can be  highly volatile and  may have a  considerable impact on  a
Series'  performance.  Swap  agreements  are subject  to  risks  related  to the
counterparty's  ability  to   perform,  and   may  decline  in   value  if   the
counterparty's creditworthiness deteriorates. A Series may also suffer losses if
it  is unable  to terminate outstanding  swap agreements or  reduce its exposure
through offsetting transactions.

Swaps, caps, floors and collars are highly specialized activities which  involve
certain   risks.  See  the  Statement  of  Additional  Information  for  further
information on, and the risks involved in, these activities.

   
OPTIONS ON SECURITIES: Each  of the Emerging Growth  Series, the Growth  Series,
the Total Return Series, the Bond Series, the Strategic Fixed Income Series, the
World  Governments Series,  the Growth  With Income  Series and  the High Income
Series may write (sell) covered put and  call options and purchase put and  call
options on securities. Each of these Series will write options on securities for
the  purpose  of  increasing its  return  and/or  to protect  the  value  of its
portfolio.  In  particular,  where  a  Series  writes  an  option  that  expires
unexercised  or is  closed out  by the Series  at a  profit, it  will retain the
premium paid for the option which will increase its gross income and will offset
in part the reduced  value of the portfolio  security underlying the option,  or
the increased cost of portfolio securities to be acquired. In contrast, however,
if the price of the underlying security moves adversely to the Series' position,
the  option may be exercised and the Series will be required to purchase or sell
the underlying security at a disadvantageous price, which may only be  partially
offset  by the amount of the premium.  Series may also write combinations of put
and call options on the same  security, known as "straddles." Such  transactions
can generate additional premium income but also present increased risk.
    

By  writing a  call option  on a  security, a  Series limits  its opportunity to
profit from any increase in the  market value of the underlying security,  since
the  holder will usually exercise  the call option when  the market value of the
underlying security exceeds the exercise price of the call. However, the  Series
retains  the risk of depreciation in value of securities on which it has written
call options.

Each of these Series may  also purchase put or  call options in anticipation  of
market fluctuations which may adversely affect the value of its portfolio or the
prices  of securities that  a Series wants to  purchase at a  later date. In the
event that the  expected market fluctuations  occur, the Series  may be able  to
offset  the resulting  adverse effect  on its  portfolio, in  whole or  in part,
through the options purchased. The  premium paid for a  put or call option  plus
any  transaction costs will reduce  the benefit, if any,  realized by the Series
upon exercise  or  liquidation of  the  option, and,  unless  the price  of  the
underlying security changes sufficiently, the option may expire without value to
the Series.

In  certain instances, the Strategic Fixed Income Series and the Emerging Growth
Series may enter into options on Treasury securities that are "reset" options or
"adjustable strike" options.  These options provide  for periodic adjustment  of
the strike price and may also provide for the periodic adjustment of the premium
during  the term of the option. The Statement of Additional Information contains
a further discussion of these investments.

OPTIONS ON STOCK INDICES: Each of the Emerging Growth Series, the Growth Series,
the Total Return Series, the Growth With Income Series and the Utilities  Series
may  write (sell) covered call and put options and purchase call and put options
on stock indices. Each of  these Series may write  options on stock indices  for
the  purpose of increasing its gross income and to protect its portfolio against
declines in  the value  of  securities it  owns or  increases  in the  value  of
securities  to be acquired. When a Series writes an option on a stock index, and
the value of the index moves adversely to the holder's position, the option will
not be exercised, and the Series will either close out the option at a profit or
allow it to expire unexercised. A Series  will thereby retain the amount of  the
premium,  less related transaction  costs, which will  increase its gross income
and offset part of  the reduced value of  portfolio securities or the  increased
cost  of securities to be acquired.  Such transactions, however, will constitute
only  partial  hedges  against  adverse  price  fluctuations,  since  any   such
fluctuations  will be  offset only to  the extent  of the premium  received by a
Series for  the  writing of  the  option,  less related  transaction  costs.  In
addition,  if the  value of  an underlying  index moves  adversely to  a Series'
option position, the option may be  exercised, and the Series will experience  a
loss which may only be partially offset by the amount of the premium received.

                                       24
<PAGE>
Each  of these Series may also purchase put  or call options on stock indices in
order, respectively, to hedge its investments  against a decline in value or  to
attempt  to reduce the risk  of missing a market  or industry segment advance. A
Series' possible loss in either case will be limited to the premium paid for the
option, plus related transaction costs.

"YIELD CURVE" OPTIONS: Each of the  Growth Series, the Total Return Series,  the
Bond Series, the Strategic Fixed Income Series, the World Governments Series and
the  High Income Series may  enter into options on  the yield "spread," or yield
differential, between  two securities,  a transaction  referred to  as a  "yield
curve"  option,  for  hedging and  non-hedging  (an effort  to  increase current
income) purposes. In contrast to other types of options, a yield curve option is
based on the difference between the yields of designated securities rather  than
the  actual prices  of the  individual securities,  and is  settled through cash
payments. Accordingly, a yield curve option is profitable to the holder if  this
differential  widens (in the case of a call)  or narrows (in the case of a put),
regardless of  whether  the yields  of  the underlying  securities  increase  or
decrease.  Yield curve options written by a  Series will be covered as described
in the Statement of Additional Information.  The trading of yield curve  options
is  subject to all the risks associated  with trading other types of options, as
discussed below  under  "Additional  Risk  Factors"  and  in  the  Statement  of
Additional  Information. In addition, such options present risks of loss even if
the yield on one  of the underlying securities  remains constant, if the  spread
moves in a direction or to an extent which was not anticipated.

FUTURES  CONTRACTS AND  OPTIONS ON FUTURES  CONTRACTS: Each of  the Total Return
Series,  the  Bond  Series,  the  Strategic  Fixed  Income  Series,  the   World
Governments  Series, the Limited Maturity Series, the High Income Series and the
Utilities Series may purchase and sell Futures Contracts on foreign or  domestic
fixed  income securities or indices of such securities, including municipal bond
indices and any  other indices of  foreign or domestic  fixed income  securities
that  may become available for  trading. Each of these  Series may also purchase
and write options on  such Futures Contracts  ("Options on Futures  Contracts").
Each  of the Emerging Growth Series, the  Growth Series, the Total Return Series
and the Growth  With Income Series  may purchase and  sell Futures Contracts  on
stock  indices, while the  Emerging Growth Series, the  Growth Series, the Total
Return Series, the Strategic Fixed Income Series, the World Governments  Series,
the  Growth With Income  Series and the  Utilities Series may  purchase and sell
Futures Contracts on foreign currencies  or indices of foreign currencies.  Each
of these Series may also purchase and write Options on such Futures Contracts.

Such  transactions will be entered into  for hedging purposes or for non-hedging
purposes to  the extent  permitted by  applicable law.  Each Series  will  incur
brokerage  fees  when it  purchases  and sells  Futures  Contracts, and  will be
required to  maintain margin  deposits. In  addition, Futures  Contracts  entail
risks.  Although the Adviser believes that use  of such contracts will benefit a
Series, if its investment judgment about the general direction of exchange rates
or the stock market is incorrect, the Series' overall performance may be  poorer
than  if it had not entered into any  such contract and the Series may realize a
loss. A  Series  will  not  enter  into  any  Futures  Contract  if  immediately
thereafter  the value of  all open positions  in Futures Contracts  held by such
Series would exceed 50% of the value of its total assets.

Purchases of Options  on Futures Contracts  may present less  risk in hedging  a
Series'  portfolio than the purchase or sale of the underlying Futures Contracts
since the potential loss is  limited to the amount  of the premium plus  related
transaction  costs,  although it  may  be necessary  to  exercise the  option to
realize any profit, which  results in the establishment  of a futures  position.
The writing of Options on Futures Contracts, however, does not present less risk
than  the trading of Futures Contracts and will constitute only a partial hedge,
up to  the  amount  of the  premium  received.  In addition,  if  an  option  is
exercised, a Series may suffer a loss on the transaction.

Futures  Contracts and Options on  Futures Contracts that are  entered into by a
Series will be traded on U.S. and foreign exchanges.

FORWARD CONTRACTS: Each of  the Emerging Growth Series,  the Growth Series,  the
Research  Series, the Total Return Series,  the Bond Series, the Strategic Fixed
Income Series, the World Governments Series, the Growth With Income Series,  the
High  Income  Series and  the Utilities  Series may  enter into  forward foreign
currency exchange contracts for the  purchase or sale of  a fixed quantity of  a
foreign  currency at a  future date ("Forward Contracts").  Each of these Series
may enter into Forward

                                       25
<PAGE>
Contracts for hedging  purposes and  (except for the  Bond Series  and the  High
Income  Series)  for  non-hedging  purposes  (I.E.,  speculative  purposes).  By
entering into transactions in Forward  Contracts for hedging purposes, a  Series
may be required to forego the benefits of advantageous changes in exchange rates
and,  in the case of Forward Contracts  entered into for non-hedging purposes, a
Series may sustain losses which will reduce its gross income. Such transactions,
therefore,  could  be  considered  speculative.  Forward  Contracts  are  traded
over-the-counter  and not on organized commodities or securities exchanges. As a
result, Forward  Contracts operate  in a  manner distinct  from  exchange-traded
instruments,  and their use involves certain  risks beyond those associated with
transactions in Futures Contracts or options  traded on exchanges. A Series  may
choose  to,  or  be required  to,  receive  delivery of  the  foreign currencies
underlying Forward Contracts it has  entered into. Under certain  circumstances,
such  as  where  the  Adviser  believes that  the  applicable  exchange  rate is
unfavorable at the time the currencies are received or the Adviser  anticipates,
for  any other reason,  that the exchange  rate will improve,  the Fund may hold
such currencies for an indefinite period of time. A Series may also enter into a
Forward Contract on  one currency  to hedge against  risk of  loss arising  from
fluctuations  in the value of a second currency (referred to as a "cross hedge")
if, in the judgment of  the Adviser, a reasonable  degree of correlation can  be
expected  between movements in the  values of the two  currencies. Each of these
Series has established procedures consistent  with statements of the  Securities
and  Exchange Commission (the "SEC") and its  staff regarding the use of Forward
Contracts by registered investment companies,  which requires use of  segregated
assets or "cover" in connection with the purchase and sale of such contracts.

OPTIONS  ON FOREIGN CURRENCIES:  Each of the Emerging  Growth Series, the Growth
Series, the Total  Return Series, the  Bond Series, the  Strategic Fixed  Income
Series,  the World Governments  Series, the Growth With  Income Series, the High
Income Series and the  Utilities Series may also  purchase and write options  on
foreign  currencies  ("Options  on  Foreign  Currencies")  for  the  purpose  of
protecting against  declines in  the dollar  value of  portfolio securities  and
against  increases in the  dollar cost of  securities to be  acquired. As in the
case of other types  of options, however,  the writing of  an Option on  Foreign
Currency  will constitute only a partial hedge,  up to the amount of the premium
received, and a Series may be required to purchase or sell foreign currencies at
disadvantageous exchange rates,  thereby incurring  losses. The  purchase of  an
Option   on  Foreign  Currency   may  constitute  an   effective  hedge  against
fluctuations in exchange rates although, in the event of rate movements  adverse
to  a Series' position, it may forfeit the entire amount of the premium paid for
the option plus related transaction  costs. A Series may  also choose to, or  be
required  to, receive delivery  of the foreign  currencies underlying Options on
Foreign Currencies it  has entered  into. Under certain  circumstances, such  as
where  the Adviser believes that the  applicable exchange rate is unfavorable at
the time the currencies are received  or the Adviser anticipates, for any  other
reason,  that the exchange rate will improve,  a Series may hold such currencies
for an indefinite period of time.

6.  ADDITIONAL RISK FACTORS

OPTIONS, FUTURES CONTRACTS AND FORWARD  CONTRACTS: Although certain Series  will
enter  into  transactions  in  options, Futures  Contracts,  Options  on Futures
Contracts, Forward  Contracts  and Options  on  Foreign Currencies  for  hedging
purposes,  such transactions nevertheless involve  certain risks. For example, a
lack of  correlation between  the  instrument underlying  an option  or  Futures
Contract  and the  assets being hedged,  or unexpected  adverse price movements,
could render a Series' hedging strategy unsuccessful and could result in losses.
Certain Series also may enter  into transactions in options, Futures  Contracts,
Options  on  Futures  Contracts and  Forward  Contracts for  other  than hedging
purposes, which  involves greater  risk. In  particular, such  transactions  may
result  in losses for a Series which are  not offset by gains on other portfolio
positions, thereby reducing gross income. In addition, foreign currency  markets
may be extremely volatile from time to time. There also can be no assurance that
a  liquid secondary market will exist for  any contract purchased or sold, and a
Series may be  required to  maintain a  position until  exercise or  expiration,
which could result in losses. The Statement of Additional Information contains a
description  of the nature and trading  mechanics of options, Futures Contracts,
Options  on  Futures  Contracts,  Forward  Contracts  and  Options  on   Foreign
Currencies,  and  includes a  discussion of  the  risks related  to transactions
therein.

                                       26
<PAGE>
Transactions  in   Forward  Contracts   may  be   entered  into   only  in   the
over-the-counter  market. Futures Contracts and Options on Futures Contracts may
be entered into  on U.S. exchanges  regulated by the  Commodity Futures  Trading
Commission  and on  foreign exchanges. In  addition, the  securities and indexes
underlying options, Futures Contracts and Options on Futures Contracts traded by
the Series will include both domestic and foreign securities.

LOWER RATED BONDS: Each of the Emerging Growth Series, the Research Series,  the
Total Return Series, the Bond Series, the Limited Maturity Series, the Strategic
Fixed  Income Series, the High Income Series and the Utilities Series may invest
in fixed income securities and, in the case of the Growth Series and the  Growth
with Income Series, convertible securities rated Baa by Moody's or BBB by S&P or
Fitch  and  comparable  unrated  securities.  These  securities,  while normally
exhibiting adequate protection parameters, have speculative characteristics  and
changes in economic conditions or other circumstances are more likely to lead to
a  weakened capacity to make principal and interest payments than in the case of
higher grade securities.

Each of these  Series (except the  Limited Maturity Series)  may also invest  in
securities  rated Ba  or lower by  Moody's or  BB or lower  by S&P  or Fitch and
comparable unrated securities  (commonly known  as "junk bonds")  to the  extent
described   above.  These  securities  are  considered  speculative  and,  while
generally providing greater income than investments in higher rated  securities,
will  involve greater risk of principal and income (including the possibility of
default or bankruptcy of the issuers of such securities) and may involve greater
volatility of  price  (especially  during periods  of  economic  uncertainty  or
change)  than securities in the higher  rating categories. However, since yields
vary over time, no  specific level of  income can ever  be assured. These  lower
rated  high yielding fixed income securities  generally tend to reflect economic
changes and short-term corporate and  industry developments to a greater  extent
than  higher  rated  securities which  react  primarily to  fluctuations  in the
general level  of  interest  rates  (although these  lower  rated  fixed  income
securities  are  also  affected  by  changes  in  interest  rates,  the market's
perception of their credit quality, and the outlook for economic growth). In the
past, economic downturns or  an increase in interest  rates have, under  certain
circumstances,  caused a  higher incidence  of default  by the  issuers of these
securities and  may do  so  in the  future, especially  in  the case  of  highly
leveraged  issuers. During certain periods, the higher yields on a Series' lower
rated high yielding fixed  income securities are paid  primarily because of  the
increased risk of loss of principal and income, arising from such factors as the
heightened  possibility  of  default  or  bankruptcy  of  the  issuers  of  such
securities. Due to the fixed income  payments of these securities, a Series  may
continue  to earn the  same level of  interest income while  its net asset value
declines due  to portfolio  losses, which  could result  in an  increase in  the
Series'  yield despite the actual loss of  principal. The market for these lower
rated fixed income securities may be less liquid than the market for  investment
grade  fixed income securities, and judgment may at times play a greater role in
valuing these  securities than  in the  case of  investment grade  fixed  income
securities.  Changes in the value of  securities subsequent to their acquisition
will not  affect cash  income or  yield  to maturity  to a  Series but  will  be
reflected  in the net asset value of shares  of the Series. See the Statement of
Additional Information for more information on lower rated securities.

FOREIGN SECURITIES: The Limited Maturity Series may invest in dollar-denominated
foreign debt securities.  The Money Market  Series may invest  in securities  of
foreign  issuers and  in securities  of foreign branches  of U.S.  banks such as
negotiable certificates  of  deposit  (Eurodollars). The  remaining  Series  may
invest  in  dollar-denominated  and  non-dollar/denominated  foreign securities.
Investing  in  securities  of  foreign  issuers  generally  involves  risks  not
ordinarily  associated with investing  in securities of  domestic issuers. These
include changes in  currency rates, exchange  control regulations,  governmental
administration  or economic or monetary policy  (in the United States or abroad)
or  circumstances  in  dealings  between  nations.  Costs  may  be  incurred  in
connection  with conversions between  various currencies. Special considerations
may  also  include  more  limited  information  about  foreign  issuers,  higher
brokerage  costs, different  accounting standards  and thinner  trading markets.
Foreign securities  markets may  also be  less liquid,  more volatile  and  less
subject  to government  supervision than  in the  United States.  Investments in
foreign countries could  be affected by  other factors including  expropriation,
confiscatory  taxation  and  potential  difficulties  in  enforcing  contractual
obligations and could  be subject  to extended  settlement periods.  All of  the
Series  except the Limited Maturity Series and  the Money Market Series may hold
foreign currency received in connection  with investments in foreign  securities
when,  in the judgment  of the Adviser,  it would be  beneficial to convert such
currency into U.S. dollars at a later date, based on anticipated changes in  the
relevant exchange

                                       27
<PAGE>
rate.  Such Series may also hold  foreign currency in anticipation of purchasing
foreign securities.  See the  Statement of  Additional Information  for  further
discussion of foreign securities and the holding of foreign currency, as well as
the associated risks.

AMERICAN  DEPOSITARY RECEIPTS:  Each of the  Series except  the Limited Maturity
Series and the  Money Market Series  may invest in  ADRs which are  certificates
issued  by a U.S. depository (usually a bank) and represent a specified quantity
of shares of an underlying  non-U.S. stock on deposit  with a custodian bank  as
collateral.  Because  ADRs  trade  on United  States  securities  exchanges, the
Adviser does not treat them as foreign securities. However, they are subject  to
many  of the risks of  foreign securities such as  changes in exchange rates and
more limited information about foreign issuers.

   
EMERGING MARKET  SECURITIES:  Each of  the  Growth Series,  Growth  With  Income
Series,  Total  Return  Series,  Utilities  Series,  World  Governments  Series,
Strategic Fixed  Income Series,  Bond  Series and  Limited Maturity  Series  may
invest  in emerging markets.  In addition to  the general risks  of investing in
foreign securities,  investments  in  emerging markets  involve  special  risks.
Securities  of many  issuers in  emerging markets  may be  less liquid  and more
volatile than securities of comparable domestic issuers. These securities may be
considered speculative  and,  while generally  offering  higher income  and  the
potential  for  capital appreciation,  may  present significantly  greater risk.
Emerging markets may have different clearance and settlement procedures, and  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. Delays in settlement could result in temporary periods when a
portion  of  the assets  of the  Series is  uninvested and  no return  is earned
thereon. The inability of the Series to make intended security purchases due  to
settlement  problems  could  cause  the  Series  to  miss  attractive investment
opportunities. Inability to  dispose of portfolio  securities due to  settlement
problems  could result either in losses to the Series due to subsequent declines
in value  of the  portfolio securities  or, if  the Series  has entered  into  a
contract  to sell  the security,  possible liability  to the  purchaser. Certain
markets may require payment for securities before delivery. Securities prices in
emerging markets can be significantly more  volatile than in the more  developed
nations  of the world, reflecting the greater uncertainties of investing in less
established markets  and  economies.  In  particular,  countries  with  emerging
markets   may  have  relatively  unstable   governments,  present  the  risk  of
nationalization  of   businesses,   restrictions  on   foreign   ownership,   or
prohibitions of repatriation of assets, and may have less protection of property
rights  than more developed countries. The  economies of countries with emerging
markets may  be predominantly  based on  only a  few industries,  may be  highly
vulnerable  to changes in local or global  trade conditions, and may suffer from
extreme and volatile debt burdens  or inflation rates. Local securities  markets
may  trade a small number of securities and may be unable to respond effectively
to increases  in  trading  volume,  potentially  making  prompt  liquidation  of
substantial  holdings difficult  or impossible  at times.  Securities of issuers
located in countries with  emerging markets may  have limited marketability  and
may be subject to more abrupt or erratic movements.
    

Certain  emerging markets may require governmental approval for the repatriation
of investment income, capital or the proceeds of sales of securities by  foreign
investors.  In  addition,  if a  deterioration  occurs in  an  emerging market's
balance of  payments or  for other  reasons, a  country could  impose  temporary
restrictions  on  foreign capital  remittances.  The Series  could  be adversely
affected by delays in, or a refusal to grant, any required governmental approval
for repatriation of capital, as well as by the application to the Series of  any
restrictions on investments.

Investment in certain foreign emerging market debt obligations may be restricted
or  controlled to varying  degrees. These restrictions or  controls may at times
preclude investment  in certain  foreign emerging  market debt  obligations  and
increase the expenses of the Series.

RESTRICTED  SECURITIES: Each  of the  Series (except  the Growth  Series and the
Growth With Income Series) may purchase securities that are not registered under
the 1933 Act ("restricted securities"), including those that can be offered  and
sold  to "qualified  institutional buyers"  under Rule  144A under  the 1933 Act
("Rule 144A securities"). The Trust's Board of Trustees determines, based upon a
continuing review of  the trading  markets for  a specific  Rule 144A  security,
whether  such security is illiquid and thus subject to the Series' limitation on
investing not more  than 15% of  its net assets  (not more than  10% of its  net

                                       28
<PAGE>
assets  in the  case of  the Money  Market Series)  in illiquid  investments, or
liquid and  thus not  subject to  such  limitation. The  Board of  Trustees  has
adopted  guidelines and delegated  to MFS the daily  function of determining and
monitoring the  liquidity of  Rule  144A securities.  The Board,  however,  will
retain   sufficient   oversight   and   be   ultimately   responsible   for  the
determinations. The Board  will carefully  monitor each  Series' investments  in
Rule  144A  securities, focusing  on such  important  factors, among  others, as
valuation, liquidity and availability  of information. This investment  practice
could  have the effect of increasing the level of illiquidity in a Series to the
extent that qualified  institutional buyers  become for a  time uninterested  in
purchasing Rule 144A securities held in the Fund's portfolio.

NON-DIVERSIFICATION:  Each of the World  Governments Series, the Strategic Fixed
Income Series and  the Utilities Series  is "non-diversified," as  that term  is
defined  in the Investment Company Act of 1940 ( the "1940 Act"), but intends to
qualify as  a "regulated  investment  company" ("RIC")  for federal  income  tax
purposes.  This means,  in general,  that although more  than 5%  of the Series'
total assets  may be  invested in  the  securities of  one issuer  (including  a
foreign  government),  at the  close of  each  quarter of  its taxable  year the
aggregate amount of such holdings may not  exceed 50% of the value of its  total
assets, and no more than 25% of the value of its total assets may be invested in
the  securities of a single issuer. To  the extent that a non-diversified Series
at times may hold the securities of a smaller number of issuers than if it  were
"diversified"  (as defined in  the 1940 Act),  the Series will  at such times be
subject to greater  risk with respect  to its portfolio  securities than a  fund
that  invests in a broader range of securities, because changes in the financial
condition or market assessment of a single issuer may cause greater fluctuations
in the Series' total return and the net asset value of its shares.
                              -------------------

   
SHORT-TERM INVESTMENTS  FOR  DEFENSIVE PURPOSES  --  During periods  of  unusual
market  conditions  when  the  Adviser  believes  that  investing  for defensive
purposes is appropriate, or in order to meet anticipated redemption requests,  a
large  portion or  all of  the assets  of each  Series may  be invested  in cash
(including foreign currency) or cash equivalents including, but not limited  to,
obligations  of banks (including certificates  of deposit, bankers' acceptances,
time deposits and  repurchase agreements), commercial  paper, short-term  notes,
U.S.  Government Securities and related repurchase agreements. See Appendix C to
this Prospectus for  a description  of U.S. Government  obligations and  certain
short-term investments.
    

PORTFOLIO TRADING

Each Series intends to manage its portfolio by buying and selling securities, as
well as holding securities to maturity, to help attain its investment objectives
and policies.

Each  Series will engage in portfolio trading  if it believes a transaction, net
of costs (including custodian  charges), will help  in attaining its  investment
objectives. In trading portfolio securities, a Series seeks to take advantage of
market developments, yield disparities and variations in the creditworthiness of
issuers.  For a description of the strategies which may be used by the Series in
trading  portfolio  securities,  see   "Portfolio  Transactions  and   Brokerage
Commissions"  in the  Statement of  Additional Information.  Because each Series
(except the Money Market Series) is  expected to have a portfolio turnover  rate
of  over 100%, transaction costs  incurred by each such  Series and the realized
capital gains and losses of each such Series may be greater than that of a  fund
with a lesser portfolio turnover rate.

   
The  primary  consideration  in  placing  portfolio  security  transactions with
broker-dealers for execution  is to  obtain, and maintain  the availability  of,
execution  at  the  most  favorable  prices and  in  the  most  effective manner
possible. Consistent with the foregoing primary consideration, the Rules of Fair
Practice of the National  Association of Securities  Dealers, Inc. (the  "NASD")
and  such other policies as the Trustees of the Trust may determine, the Adviser
may consider sales  of Contracts for  which the Trust  is an investment  option,
together  with sales of shares  of other investment company  clients of MFS Fund
Distributors, Inc., the distributor of shares of the Trust and of the MFS Family
of Funds, as a factor in the selection of broker-dealers to execute each Series'
portfolio transactions.  From  time  to  time the  Adviser  may  direct  certain
portfolio transactions to broker-dealer firms which, in turn, have agreed to pay
a  portion of the Series operating expenses (e.g., fees charged by the custodian
of the Series' assets). For a  further discussion of portfolio trading, see  the
Statement of Additional Information.
    
                              -------------------

                                       29
<PAGE>
   
The   Statement  of  Additional  Information  includes  a  discussion  of  other
investment policies and listing of specific investment restrictions which govern
the investment policies  of each  Series. The  specific investment  restrictions
listed  in  the  Statement  of Additional  Information  may  be  changed without
shareholder approval unless indicated otherwise (see the Statement of Additional
Information). The Series' investment limitations, policies and rating  standards
are  adhered to at the  time of purchase or  utilization of assets; a subsequent
change in  circumstances will  not be  considered to  result in  a violation  of
policy.
    

7.  MANAGEMENT OF THE SERIES

The Trust's Board of Trustees, as part of its overall management responsibility,
oversees   various  organizations   responsible  for   each  Series'  day-to-day
management.

INVESTMENT ADVISER -- MFS manages each Series pursuant to an Investment Advisory
Agreement with the  Trust on behalf  of each  Series dated April  14, 1994  (the
"Advisory  Agreement"). MFS provides the Series with overall investment advisory
and administrative services, as  well as general  office facilities. Subject  to
such  policies as the Trustees may determine, MFS makes investment decisions for
each Series. For  its services and  facilities, MFS receives  a management  fee,
computed  and paid monthly, in an amount  equal to the following annual rates of
the average daily net assets of each Series:

<TABLE>
<CAPTION>
                                                                                                 PERCENTAGE OF THE
                                                                                                 AVERAGE DAILY NET
                                                                                                       ASSETS
SERIES                                                                                             OF EACH SERIES
- ---------------------------------------------------------------------------------------------  ----------------------
<S>                                                                                            <C>
Emerging Growth Series.......................................................................             0.75%
Growth Series................................................................................             0.75%
Research Series..............................................................................             0.75%
Growth With Income Series....................................................................             0.75%
Total Return Series..........................................................................             0.75%
Utilities Series.............................................................................             0.75%
High Income Series...........................................................................             0.75%
World Governments Series.....................................................................             0.75%
Strategic Fixed Income Series................................................................             0.75%
Bond Series..................................................................................             0.60%
Limited Maturity Series......................................................................             0.55%
Money Market Series..........................................................................             0.50%
</TABLE>

   
For the  World Governments  Series' fiscal  year ended  December 31,  1994,  MFS
received  management fees  under the  Series' Advisory  Agreement of  $7,604 and
assumed $36,473 of the Series' expenses. See "Expenses" below.
    

   
The identity and  background of  the portfolio manager  for each  Series is  set
forth  below.  Each  portfolio manager  has  acted  in that  capacity  since the
commencement of investment operations of each Series.
    

 1. John W. Ballen,  a Senior  Vice President of  the Adviser,  is the  Emerging
    Growth  Series'  portfolio  manager. Mr.  Ballen  has been  employed  by the
    Adviser since 1984.

 2. George F.  Bennett, Jr.,  a Senior  Vice President  of the  Adviser, is  the
    Growth  Series'  portfolio manager.  Mr. Bennett  has  been employed  by the
    Adviser since 1969.

 3. The Research Series is currently managed by a committee comprised of various
    equity research analysts employed by the Adviser.

 4. Kevin R. Parke and John  D. Laupheimer, Jr., a  Senior Vice President and  a
    Vice  President  of the  Adviser, respectively,  is  the Growth  With Income
    Series' portfolio managers. Mr. Parke has been employed by the Adviser since
    1985, and Mr.
   Laupheimer has been employed by the Adviser since 1981.

                                       30
<PAGE>
 5. Richard E. Dahlberg, a  Senior Vice President of  the Adviser, is the  Total
    Return  Series' portfolio  manager. Mr.  Dahlberg has  been employed  by the
    Adviser since 1968.

 6. Maura A. Shaughnessy,  a Vice  President of  the Adviser,  is the  Utilities
    Series'  portfolio manager. Ms. Shaughnessy has been employed by the Adviser
    since 1991.  Prior to  1991, Ms.  Shaughnessy served  as Equity  Analyst  at
    Harvard Management Company.

 7. Joan  S. Batchelder,  a Senior  Vice President of  the Adviser,  is the High
    Income Series' portfolio manager.  Ms. Batchelder has  been employed by  the
    Adviser since 1984.

 8.  Stephen C.  Bryant, a Senior  Vice President  of the Adviser,  is the World
Governments Series' portfolio manager.
   Mr. Bryant has been employed by the Adviser since 1987.

 9. James Swanson,  a Senior  Vice President of  the Adviser,  is the  Strategic
Fixed Income Series' portfolio manager.
   Mr. Swanson has been employed by the Adviser since 1985.

10. Geoffrey  L. Kurinsky, a Senior  Vice President of the  Adviser, is the Bond
    Series', Limited Maturity  Series' and  the Money  Market Series'  portfolio
    manager. Mr. Kurinsky has been employed by the Adviser since 1987.

   
MFS  also serves  as investment adviser  to each of  the other funds  in the MFS
Family of Funds  (the "MFS  Funds") and to  MFS-Registered Trademark-  Municipal
Income Trust, MFS Multimarket Income Trust, MFS Government Markets Income Trust,
MFS  Intermediate  Income Trust,  MFS Charter  Income  Trust, MFS  Special Value
Trust, MFS Institutional Trust,  MFS Union Standard  Trust, MFS/Sun Life  Series
Trust,  Sun Growth Variable Annuity Fund, Inc. and seven variable accounts, each
of which is a  registered investment company established  by Sun Life  Assurance
Company  of Canada (U.S.) ("Sun  Life of Canada (U.S.)")  in connection with the
sale of Compass-2  and Compass-3 combination  fixed/variable annuity  contracts.
MFS  and  its  wholly  owned subsidiary,  MFS  Asset  Management,  Inc., provide
investment advice to substantial private clients.
    

   
MFS is  America's  oldest mutual  fund  organization. MFS  and  its  predecessor
organizations  have  a history  of  money management  dating  from 1924  and the
founding of the first mutual fund in the United States, Massachusetts  Investors
Trust.   Net  assets  under   the  management  of   the  MFS  organization  were
approximately $35  billion  on  behalf of  approximately  1.6  million  investor
accounts  as of March  31, 1995. As  of such date,  the MFS organization managed
approximately  $12  billion  of  assets   invested  in  equity  securities   and
approximately  $19.2  billion of  assets  invested in  fixed  income securities.
Approximately $2.9  billion  of  the  assets managed  by  MFS  are  invested  in
securities of foreign issuers and non-U.S. dollar-denominated securities of U.S.
issuers.  MFS is a subsidiary of  Sun Life of Canada (U.S.),  which in turn is a
subsidiary of Sun Life Assurance Company  of Canada ("Sun Life"). The  Directors
of  MFS are A. Keith Brodkin, Jeffrey L. Shames, Arnold D. Scott, John D. McNeil
and John R. Gardner. Mr.  Brodkin is the Chairman,  Mr. Shames is the  President
and  Mr. Scott is  the Secretary and  a Senior Executive  Vice President of MFS.
Messrs. McNeil and Gardner are the Chairman and President, respectively, of  Sun
Life.  Sun  Life,  a  mutual  life insurance  company,  is  one  of  the largest
international life  insurance companies  and has  been operating  in the  United
States  since  1895,  establishing  a  headquarters  office  here  in  1973. The
executive officers of MFS report to the Chairman of Sun Life.
    

A. Keith  Brodkin, the  Chairman and  a Director  of MFS,  is the  Chairman  and
President  and a Trustee of the Trust. W. Thomas London, Stephen E. Cavan, James
R. Bordewick, Jr.,  and James  O. Yost,  all of whom  are officers  of MFS,  are
officers of the Trust.

From  time to time, the Adviser may  purchase, redeem and exchange shares of any
Series. The purchase by the Adviser of shares of a Series may have the effect of
lowering that Series'  expense ratio,  while the  redemption by  the Adviser  of
shares of a Series may have the effect of increasing that Series' expense ratio.

   
DISTRIBUTOR -- MFS Fund Distributors, Inc. ("MFD"), a wholly owned subsidiary of
MFS,  is the distributor of shares of each Series and also serves as distributor
for certain of the other mutual funds managed by MFS.
    

                                       31
<PAGE>
SHAREHOLDER  SERVICING  AGENT  --  MFS Service  Center,  Inc.  (the "Shareholder
Servicing Agent"), a wholly owned  subsidiary of MFS, performs transfer  agency,
certain dividend disbursing agency and other services for each Series.

8.  INFORMATION CONCERNING SHARES OF EACH SERIES

PURCHASES AND REDEMPTIONS

The  separate accounts of the Participating  Insurance Companies place orders to
purchase and redeem  shares of  each Series based  on, among  other things,  the
amount of premium payments to be invested and surrender and transfer requests to
be  effected on that day pursuant to Contracts. Orders received by the Trust are
effected on days on which the Exchange is open for trading. For orders  received
by  the Trust before  the close of  regular trading on  the Exchange (normally 4
p.m. eastern time), such purchases and redemptions of the shares of each  Series
are  effected at the respective net asset  values per share determined as of the
close of  regular  trading on  the  Exchange  on that  same  day.  Participating
Insurance  Companies shall be the designee of  the Trust for receipt of purchase
and redemption orders from Contract holders  and receipt by such designee  shall
constitute receipt by the Trust; provided that the Trust receives notice of such
order  by 9:30 a.m. eastern time on the next following day on which the Exchange
is open for trading. Payment for shares shall be by federal funds transmitted by
wire and must be received by 2:00 p.m. eastern time on the next following day on
which the Exchange  is open for  trading after the  purchase order is  received.
Redemption  proceeds shall be by federal funds  transmitted by wire and shall be
sent by 2:00 p.m. eastern time on  the next following day on which the  Exchange
is  open for trading after  the redemption order is  received. No fee is charged
the shareholders when they redeem Series shares.

The offering of shares of any Series may  be suspended for a period of time  and
each  Series reserves the right to  refuse any specific purchase order. Purchase
orders may be  refused if, in  the Adviser's opinion,  they are of  a size  that
would  disrupt the management  of a Series.  The Trust may  suspend the right of
redemption of shares of any Series and may postpone payment for any period:  (i)
during  which the  Exchange is closed  other than customary  weekend and holiday
closings or during which  trading on the Exchange  is restricted; (ii) when  the
SEC  determines  that a  state of  emergency  exists which  may make  payment or
transfer not reasonably practicable;  (iii) as the SEC  may by order permit  for
the  protection of the security  holders of the Trust; or  (iv) at any time when
the Trust may, under applicable laws, rules and regulations, suspend payment  on
the redemption of its shares.

Should  any conflict between  Contract holders arise which  would require that a
substantial amount of net assets be withdrawn from any Series, orderly portfolio
management could be disrupted to the potential detriment of such Contract.

NET ASSET VALUE

The net asset value per share of each Series is determined each day during which
the Exchange is open  for trading. This determination  is made once during  each
such  day as of  the close of regular  trading on the  Exchange by deducting the
amount of  the Series'  liabilities from  the value  of the  Series' assets  and
dividing  the  difference by  the number  of shares  of the  Series outstanding.
Values of assets in  a Series' portfolio  are determined on  the basis of  their
market or other fair value (amortized cost value in the case of the Money Market
Series),   as  described  in  the   Statement  of  Additional  Information.  All
investments, assets and  liabilities are  expressed in U.S.  dollars based  upon
current currency exchange rates.

DISTRIBUTIONS
Substantially  all  of  each  Series'  (except  the  Money  Market  Series') net
investment income for any calendar year is declared as dividends and paid to its
shareholders as dividends on an annual basis. In addition, each Series may  make
one  or more distributions during the calendar year to its shareholders from any
long-term capital gains,  and may  also make one  or more  distributions to  its
shareholders  from short-term capital  gains. In determining  the net investment
income available  for distribution,  a Series  may rely  on projections  of  its
anticipated  net investment income  (which may include  short-term capital gains
from the sales  of securities  or other  assets, and,  if allowed  by a  Series'
investment  restrictions, premiums  from options  written), over  a longer term,
rather than its actual net investment income for the period.

                                       32
<PAGE>
Substantially all of  the Money  Market Series'  net investment  income for  any
calendar  year is declared  as dividends daily  and paid to  its shareholders as
dividends on a monthly basis. Generally, those dividends are distributed on  the
last  business day of  the month in the  form of additional  shares of the Money
Market Series at the rate  of one share (and  fraction thereof) for each  dollar
(and   fraction  thereof)  of  dividend  income  or,  at  the  election  of  the
shareholder, in cash. Shares purchased become entitled to dividends declared  as
of the first day following the date of investment.

Shareholders  of any of  the Series may  elect to receive  dividends and capital
gain distributions in either cash or additional shares.

TAX STATUS

Each Series of the Trust is treated as a separate entity for federal income  tax
purposes. In order to minimize the taxes each Series would otherwise be required
to  pay, each  Series intends  to qualify each  year as  a "regulated investment
company" under Subchapter  M of the  Internal Revenue Code  of 1986, as  amended
("the  Code"), and to make distributions  to its shareholders in accordance with
the timing requirements imposed by the Code. It is not expected that any of  the
Series will be required to pay entity level federal income or excise taxes.

Shares  of the Series are offered only to the Participating Insurance Companies'
separate accounts that  fund Contracts. See  the applicable Contract  prospectus
for  a  discussion of  the  federal income  tax  treatment of  (1)  the separate
accounts that  purchase  and hold  Series  shares and  (2)  the holders  of  the
Contracts   that  are  funded  through  those   accounts.  In  addition  to  the
diversification requirements  of Subchapter  M  of the  Code, each  Series  also
intends  to diversify its assets as required  by Code Section 817(h)(1), and the
regulations thereunder. See  also "Tax  Status" in the  Statement of  Additional
Information."

DESCRIPTION OF SHARES, VOTING RIGHTS AND LIABILITIES

Each  Series currently  has one class  of shares, entitled  Shares of Beneficial
Interest (without par  value). The Trust  has reserved the  right to create  and
issue  additional classes  and series  of shares,  in which  case each  class of
shares of a  series would  participate equally  in the  earnings, dividends  and
assets  attributable to that  class of that  particular series. Shareholders are
entitled to one vote for each share held, and shares of each Series are entitled
to vote  separately to  approve  investment advisory  agreements or  changes  in
investment  restrictions with respect  to that Series, but  shares of all Series
vote together  in  the  election  of  Trustees  and  selection  of  accountants.
Additionally,  each Series will vote separately on any other matter that affects
solely that Series, but  will otherwise vote together  with all other Series  on
all  other  matters.  The  Trust  does not  intend  to  hold  annual shareholder
meetings. The Declaration of Trust provides  that a Trustee may be removed  from
office  in  certain instances.  See "Description  of  Shares, Voting  Rights and
Liabilities" in the Statement of Additional Information.

Each share of a Series represents an equal proportionate interest in the  Series
with  each share,  subject to the  liabilities of the  particular Series. Shares
have  no  pre-emptive  or   conversion  rights.  Shares   are  fully  paid   and
non-assessable.  Should  a Series  be liquidated,  shareholders are  entitled to
share PRO RATA  in the net  assets available for  distribution to  shareholders.
Shares  will  remain  on  deposit  with  the  Shareholder  Servicing  Agent  and
certificates will not be issued.

The Trust is an entity of the  type commonly known as a "Massachusetts  business
trust." Under Massachusetts law, shareholders of such a trust may, under certain
circumstances,  be  held  personally  liable as  partners  for  its obligations.
However, the  risk of  a  shareholder incurring  financial  loss on  account  of
shareholder  liability  is limited  to  circumstances in  which  both inadequate
insurance existed (E.G., fidelity bonding and omission insurance) and the  Trust
itself was unable to meet its obligations.

   
As  of December  31, 1994,  Century Life  of America,  on behalf  of its Century
Variable Annuity Account, 2000  Heritage Way, Waverly,  Iowa 50677-9208 was  the
owner  of approximately 69%  of the outstanding shares  of the World Governments
Series. As of December 31, 1994, Massachusetts Financial Services Company  Inc.,
500  Boylston  Street,  Boston,  Massachusetts  02116-3740,  was  the  owner  of
approximately 30% of the outstanding shares of the World Governments Series.
    

                                       33
<PAGE>
PERFORMANCE INFORMATION

   
Each Series' performance  may be quoted  in advertising in  terms of yield  and,
except  for  the Money  Market  Series, total  return.  Performance is  based on
historical  results  and  is  not  intended  to  indicate  future   performance.
Performance  quoted for a  Series includes the effect  of deducting that Series'
expenses,  but  may  not  include  charges  and  expenses  attributable  to  any
particular  insurance  product. Excluding  these  charges from  quotations  of a
Series' performance  has  the  effect  of  increasing  the  performance  quoted.
Performance  for a  Series will  vary based on,  among other  things, changes in
market conditions, the  level of  interest rates and  the level  of the  Series'
expenses.   For  further   information  about  the   World  Governments  Series'
performance for the fiscal year ended December 31, 1994, please see the  Series'
Annual  Report. A copy of  this Annual Report may  be obtained without charge by
contacting the Shareholder Servicing Agent (see back cover for address and phone
number.)
    

MONEY MARKET SERIES: From time to  time, quotations of the Money Market  Series'
"yield"   and  "effective  yield"  may  be  included  in  advertisements,  sales
literature or reports to shareholders or prospective investors. The yield of the
Money Market Series refers to the net investment income generated by the  Series
over  a specified seven-day  period (the ending  date of which  will be stated).
Included in "net  investment income" is  the amortization of  market premium  or
accretion   of  market  and  original  issue   discount.  This  income  is  then
"annualized." That is, the amount of income generated by the Series during  that
week  is assumed to be generated  during each week over a  365 day period and is
shown as a  percentage. The  effective yield  is expressed  similarly but,  when
annualized,  the income earned by  an investment in the  Series is assumed to be
reinvested. The effective yield will be  slightly higher than the yield  because
of the compounding effect of this assumed reinvestment.

OTHER  SERIES: From time to time, quotations of a Series' total return and yield
may be included in advertisements,  sales literature or reports to  shareholders
or prospective investors. The total return of a Series refers to return assuming
an  investment has been held in the Series for  one year and for the life of the
Series (the ending date  of which will be  stated). The total return  quotations
may  be expressed in terms  of average annual or  cumulative rates of return for
all periods quoted.  Average annual total  return refers to  the average  annual
compound  rate of return of  an investment in a  Series. Cumulative total return
represents the cumulative  change in value  of an investment  in a Series.  Both
will  assume that all dividends and capital gains distributions were reinvested.
The yield of a Series refers to net investment income generated by a Series over
a specified 30-day (or one month) period. This income is then "annualized." That
is, the amount  of income generated  by the  Series during that  30-day (or  one
month)  period is assumed to be generated over a 12-month period and is shown as
a percentage of net asset value.

EXPENSES

The Trust pays the compensation of the Trustees who are not officers of MFS  and
all  expenses of each Series (other than those assumed by MFS) including but not
limited to: governmental fees; interest  charges; taxes; membership dues in  the
Investment  Company Institute  allocable to  each Series;  fees and  expenses of
independent auditors, of legal counsel, and of any transfer agent, registrar  or
dividend disbursing agent of each Series; expenses of repurchasing and redeeming
shares  and servicing shareholder accounts;  expenses of preparing, printing and
mailing  prospectuses,  periodic  reports,  notices  and  proxy  statements   to
shareholders  and to governmental officers  and commissions; brokerage and other
expenses connected with  the execution,  recording and  settlement of  portfolio
security transactions; insurance premiums; fees and expenses of Investors Bank &
Trust Company, the Trust's Custodian, for all services to each Series, including
safekeeping of funds and securities and maintaining required books and accounts;
expenses  of  calculating the  net asset  value  of shares  of each  Series; and
expenses  of   shareholder  meetings.   Expenses  relating   to  the   issuance,
registration  and qualification  of shares of  each Series  and the preparation,
printing and mailing of  prospectuses are borne by  each Series except that  the
Distribution Agreement with MFD requires MFD to pay for prospectuses that are to
be  used for sales purposes. Expenses of the Trust which are not attributable to
a specific  Series are  allocated between  the Series  in a  manner believed  by
management of the Trust to be fair and equitable.

                                       34
<PAGE>
   
MFS  has  agreed  to pay  until  December 31,  2004  the expenses  of  the World
Governments Series such  that the  Series' aggregate operating  expenses do  not
exceed, on an annualized basis, 1.00% of its average daily net assets; provided,
however,  that this obligation may  be terminated or revised  at any time by MFS
without the consent of the Trust or the Series by notice in writing from MFS  to
the  Trust  on  behalf  of the  Series.  Such  payments by  MFS  are  subject to
reimbursement by the World Governments Series which will be accomplished by  the
payment  by the Series of an expense  reimbursement fee to MFS computed and paid
monthly at a percentage  of its average  daily net assets  for its then  current
fiscal year, with a limitation that immediately after such payment the aggregate
operating expenses of the Series would not exceed, on an annualized basis, 1.00%
of  its average daily net assets. The expense reimbursement agreement terminates
for the World Governments Series  on the earlier of  the date on which  payments
made  thereunder  by the  Series equal  the prior  payment of  such reimbursable
expenses by MFS or December 31, 2004.
    

   
MFS has  agreed  to  pay expenses  of  each  of the  Series  (except  the  World
Governments Series and the Money Market Series) such that the respective Series'
aggregate  operating expenses shall not exceed, on an annualized basis, 1.00% of
the average daily  net assets  of the respective  Series from  November 2,  1994
through  December  31,  1996, 1.25%  of  the  average daily  net  assets  of the
respective Series from January 1, 1997  through December 31, 1998, and 1.50%  of
the  average daily  net assets  of the  respective Series  from January  1, 1999
through December  31,  2004; provided,  however,  that this  obligation  may  be
terminated or revised at any time by MFS without the consent of the Trust or the
Series  by notice in writing from MFS to the Trust on behalf of the Series. Such
payments by  MFS are  subject to  reimbursement  by each  Series which  will  be
accomplished by the payment of the Series of an expense reimbursement fee to MFS
computed  and paid  monthly at  a percentage  of the  respective Series' average
daily net  assets for  its then  current  fiscal year,  with a  limitation  that
immediately   after  such  payment  the  aggregate  operating  expenses  of  the
respective Series would not exceed, on an annualized basis, 1.00% of the average
daily net assets of  the respective Series through  December 31, 1996, 1.25%  of
the  average daily  net assets  of the  respective Series  from January  1, 1997
through December 31,  1998, and 1.50%  of the  average daily net  assets of  the
respective  Series from January 1, 1999  through December 31, 2004. This expense
reimbursement agreement terminates for  each such Series on  the earlier of  the
date  on which payments made thereafter by the respective Series equal the prior
payment of such reimbursable expenses by MFS or December 31, 2004.
    

   
MFS has agreed  to pay until  December 31,  2004, expenses of  the Money  Market
Series  (the "Series") such that the  Series' aggregate operating expenses shall
not exceed, on an annualized basis, 0.60% of the average daily net assets of the
Series; provided, however, that this obligation may be terminated or revised  at
any  time by MFS  without the consent  of the Trust  or the Series  by notice in
writing from MFS to the Trust on behalf of the Series. Such payments by MFS  are
subject  to  reimbursement by  the  Series, which  will  be accomplished  by the
payment by the Series of an expense  reimbursement fee to MFS computed and  paid
monthly  at a percentage of  the average daily net assets  of the Series for its
then current fiscal year, with a limitation that immediately after such  payment
the  aggregate  operating  expenses  of  the  Series  would  not  exceed,  on an
annualized  basis,  0.60%  of  its  average  daily  net  assets.  This   expense
reimbursement  terminates for  the Series  on the earlier  of the  date on which
payments made  thereunder  by such  Series  equal  the prior  payments  of  such
reimbursable expenses by MFS or December 31, 2004.
    

SHAREHOLDER COMMUNICATIONS

Owners of Contracts issued by Participating Insurance Companies for which shares
of  one  or  more  Series  are the  investment  vehicle  will  receive  from the
Participating Insurance Companies semi-annual  financial statements and  audited
year-end  financial statements  certified by  the Trust's  independent certified
public accountants. Each report will show the investments owned by the Trust and
the valuations thereof  as determined  by the  Trustees and  will provide  other
information about the Trust and its operations.

                                       35
<PAGE>
Participating  Insurance Companies with  inquiries regarding the  Trust may call
the Trust's Shareholder Servicing Agent. (See  back cover for address and  phone
number.)
                              -------------------

The  Statement  of Additional  Information  for the  Trust,  dated May  1, 1995,
contains  more  detailed  information  about  each  of  the  Series,   including
information  related to:  (i) the investment  policies and  restrictions of each
Series; (ii) the Trustees, officers and  investment adviser of the Trust;  (iii)
portfolio  transactions; (iv)  the shares of  each Series,  including rights and
liabilities of shareholders; (v)  the method used to  calculate yield and  total
rate  of return quotations of  each Series; (vi) the  determination of net asset
value of shares of each Series; and (vii) certain voting rights of  shareholders
of each Series.

                                       36
<PAGE>
   
INVESTMENT ADVISER
Massachusetts Financial Services Company
500 Boylston Street, Boston, MA 02116
(617) 954-5000
(800) 637-8730
    

DISTRIBUTOR
MFS Fund Distributors, Inc.
500 Boylston Street, Boston, MA 02116
(617) 954-5000
CUSTODIAN
Investors Bank & Trust Company
89 South Street, Boston, MA 02111

DIVIDEND DISBURSING AGENT
State Street Bank and Trust Company
225 Franklin Street, Boston, MA 02110

   
SHAREHOLDER SERVICING AGENT
MFS Service Center, Inc.
500 Boylston Street, Boston, MA 02116
Toll free: (800) 637-8730
MAILING ADDRESS:
P.O. Box 1400, Boston, MA 02104-9985
INDEPENDENT ACCOUNTANTS
Deloitte & Touche LLP
125 Summer Street, Boston, MA 02110
    

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

                           MFS-REGISTERED TRADEMARK-
                                    VARIABLE
                                   INSURANCE
                                     TRUST

                                   PROSPECTUS

                                  MAY 1, 1995

               MFS-REGISTERED TRADEMARK- VARIABLE INSURANCE TRUST

                     500 Boylston Street, Boston, MA 02116

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

   
<TABLE>
<S>                                                              <C>
                                                                 STATEMENT OF
MFS-REGISTERED TRADEMARK- VARIABLE                               ADDITIONAL
INSURANCE TRUST-SM-                                              INFORMATION

                                                                         MAY 1,
                                                                           1995
</TABLE>
    

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

   
<TABLE>
<CAPTION>
                                                                                                     Page
                                                                                                     -----
<C>        <S>                                                                                    <C>
       1.  General Information and Definitions..................................................           2
       2.  Investment Techniques................................................................           2
       3.  Investment Restrictions..............................................................          17
       4.  Management of the Trust..............................................................          18
           Trustees.............................................................................          18
           Officers.............................................................................          18
           Investment Adviser...................................................................          19
           Investment Advisory Agreement........................................................          19
           Custodian............................................................................          19
           Shareholder Servicing Agent..........................................................          19
           Distributor..........................................................................          19
       5.  Portfolio Transactions and Brokerage Commissions.....................................          20
       6.  Tax Status...........................................................................          21
       7.  Net Income and Distributions.........................................................          21
       8.  Determination of Net Asset Value; Performance Information............................          22
       9.  Description of Shares, Voting Rights and Liabilities.................................          24
      10.  Independent Accountants and Financial Statements.....................................          24
</TABLE>
    

   
MFS-Registered Trademark- VARIABLE INSURANCE TRUST-SM-
500 Boylston Street, Boston, Massachusetts 02116
(617) 954-5000
    

   
This  Statement of Additional Information sets forth information which may be of
interest to  investors but  which is  not necessarily  included in  the  Trust's
Prospectus,  dated May 1, 1995 as supplemented from time to time. This Statement
of Additional Information should be read  in conjunction with the Prospectus,  a
copy  of  which may  be obtained  without charge  by contacting  the Shareholder
Servicing Agent (see back cover for address and phone number).
    

THIS STATEMENT OF ADDITIONAL INFORMATION IS  NOT A PROSPECTUS AND IS  AUTHORIZED
FOR  DISTRIBUTION TO PROSPECTIVE INVESTORS ONLY  IF PRECEDED OR ACCOMPANIED BY A
CURRENT PROSPECTUS.

                                                                UST-13 12/93 785
<PAGE>
1.  GENERAL INFORMATION AND DEFINITIONS

   
MFS  Variable Insurance Trust (the "Trust") is a professionally managed open-end
management investment  company consisting  of twelve  separate series,  each  of
which  is a  segregated, separately managed  portfolio. The  MFS Emerging Growth
Series (the "Emerging Growth  Series"), the MFS  research Series (the  "Research
Series"),  and  the  MFS  High  Income Series  (the  "High  Income  Series") and
diversified series of the  Trust. The MFS World  Governments Series (the  "World
Governments Series") is a non-diversified series of the Trust. Additional series
may  be created by the Trustees from time to time. Shares of each Series will be
offered to the separate accounts of certain insurance companies (individually, a
"Participating Insurance Company" and collectively, the "Participating Insurance
Companies") that  fund  certain variable  annuity  and variable  life  insurance
contracts  ("Contracts"). Each Series offers its shares using a joint prospectus
dated  May  1,  1995,  as  supplemented  or  amended  from  time  to  time  (the
"Prospectus").
    

   
Each  Series' investment adviser and distributor is, respectively, Massachusetts
Financial Services Company ("MFS" or  the "Adviser") and MFS Fund  Distributors,
Inc. ("MFD" or the "Distributor"), each a Delaware corporation.
    

2.  INVESTMENT TECHNIQUES

   
LENDING  OF PORTFOLIO SECURITIES:  Each of the  Series may seek  to increase its
income by lending portfolio securities. Such loans will usually be made only  to
member  firms of the New York  Stock Exchange (the "Exchange") (and subsidiaries
thereof) and member banks of the  Federal Reserve System, and would be  required
to  be secured  continuously by collateral  in cash, cash  equivalents or United
States ("U.S.") Treasury securities maintained on  a current basis at an  amount
at least equal to the market value of the securities loaned. A Series would have
the  right  to call  a loan  and obtain  the  securities loaned  at any  time on
customary industry  settlement  notice  (which  will  not  usually  exceed  five
business days). For the duration of a loan, the Series would continue to receive
the equivalent of the interest or dividends paid by the issuer on the securities
loaned   and  would  also  receive  compensation  from  the  investment  of  the
collateral. The Series would not, however, have the right to vote any securities
having voting rights during the existence of the loan, but the Series 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 their 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. However, the  loans would be  made only to
firms deemed by the Adviser to be of good standing, and when, in the judgment of
the Adviser, the  consideration which  can be earned  currently from  securities
loans  of this type justifies  the attendant risk. If  the Adviser determines to
make securities loans, it  is intended that the  value of the securities  loaned
would not exceed 25% of the value of a Series' net assets.
    

   
REPURCHASE  AGREEMENTS: Each of the Series  may enter into repurchase agreements
with sellers who are member firms (or  a subsidiary thereof) of the Exchange  or
members  of  the  Federal  Reserve System,  recognized  primary  U.S. Government
securities dealers or  institutions which the  Adviser has determined  to be  of
comparable  creditworthiness. The securities  that a Series  purchases and holds
through its agent are U.S. Government securities, the values of which are  equal
to  or greater than  the repurchase price agreed  to be paid  by the seller. The
repurchase price may  be higher than  the purchase price,  the difference  being
income  to the Series,  or the purchase  and repurchase prices  may be the same,
with interest at a standard rate due to the Series together with the  repurchase
price  on repurchase. In either  case, the income to  the Series is unrelated to
the interest rate on the Government securities.
    

The repurchase agreement provides that in the event the seller fails to pay  the
price  agreed upon on the agreed upon delivery  date or upon demand, as the case
may be, a Series will have the right to liquidate the securities. If at the time
the Series is  contractually entitled  to exercise  its right  to liquidate  the
securities,  the seller is subject to a  proceeding under the bankruptcy laws or
its assets are otherwise subject  to a stay order,  the Series' exercise of  its
right  to liquidate the securities  may be delayed and  result in certain losses
and costs to the  Series. Each Series has  adopted and follows procedures  which
are  intended to minimize the risks  of repurchase agreements. For example, each
Series only enters into repurchase  agreements after the Adviser has  determined
that  the  seller  is  creditworthy,  and  the  Adviser  monitors  that seller's
creditworthiness on an ongoing basis. Moreover, under such agreements, the value
of the securities (which are marked to market every business day) is required to
be greater than the repurchase price, and a Series has the right to make  margin
calls  at any time  if the value of  the securities falls  below the agreed upon
margin.

   
"WHEN-ISSUED" SECURITIES: Each  of the  Emerging Growth Series  and High  Income
Series  may purchase  securities on a  "when-issued" or on  a "forward delivery"
basis. Although a Series is not limited as to the amount of these securities for
which it may have  commitments to purchase  on such bases,  it is expected  that
under normal circumstances the Series will not commit more than 20% of its total
assets  to such purchases. When a Series commits to purchase these securities on
a  "when-issued"  or  "forward  delivery"  basis,  it  will  set  up  procedures
consistent  with the General Statement of  Policy of the Securities and Exchange
Commission (the "SEC")  concerning such purchases.  Since that policy  currently
recommends  that an  amount of  the Series'  assets equal  to the  amount of the
purchase be held aside or segregated to  be used to pay for the commitment,  the
Series  will  always  have cash,  short-term  money market  instruments  or high
quality debt securities  sufficient to  cover any  commitments or  to limit  any
potential   risk.  Although  no  Series  intends  to  make  such  purchases  for
speculative purposes and each Series intends to adhere to the provisions of  the
SEC  policy, purchases of  securities on such  bases may involve  more risk than
other types of purchases. For  example, a Series may  have to sell assets  which
have  been set aside in order to  meet redemptions. Also, if a Series determines
it is  necessary to  sell  the "when-issued"  or "forward  delivery"  securities
before  delivery, the  Series may  incur a  loss because  of market fluctuations
since the time the commitment to purchase such securities was made.
    

   
MORTGAGE "DOLLAR ROLL" TRANSACTIONS:  Each of the  World Governments Series  and
the  High  Income  Series may  enter  into mortgage  "dollar  roll" transactions
pursuant to which it sells mortgage-backed securities for delivery in the future
and simultaneously
    

                                       2
<PAGE>
contracts to repurchase substantially similar  securities on a specified  future
date.  During the roll period, a Series  foregoes principal and interest paid on
the mortgage-backed securities. A Series is compensated for the lost interest by
the difference  between the  current sales  price and  the lower  price for  the
future  purchase (often referred  to as the  "drop") as well  as by the interest
earned on  the  cash  proceeds  of  the initial  sale.  A  Series  may  also  be
compensated  by receipt of  a commitment fee.  In the event  that the party with
whom the  Series contracts  to  replace substantially  similar securities  on  a
future  date fails  to deliver such  securities, the  Series may not  be able to
obtain such securities at the price specified in such contract and thus may  not
benefit  from the  price differential  between the  current sales  price and the
repurchase price.

   
CORPORATE ASSET-BACKED SECURITIES: Each  of the Emerging  Growth Series and  the
High  Income  Series  may  invest in  corporate  asset-backed  securities. These
securities, issued by trusts and special  purpose corporations, are backed by  a
pool   of  assets,  such  as  credit   card  and  automobile  loan  receivables,
representing the obligations of a number of different parties.
    

Corporate asset-backed securities  present certain risks.  For instance, in  the
case  of credit card receivables,  these securities may not  have the benefit of
any security interest  in the  related collateral. Credit  card receivables  are
generally  unsecured and the debtors are entitled  to the protection of a number
of state and federal consumer credit laws,  many of which give such debtors  the
right  to set off certain amounts owed on the credit cards, thereby reducing the
balance due.  Most issuers  of automobile  receivables permit  the servicers  to
retain  possession of the  underlying obligations. If the  servicer were to sell
these obligations to  another party, there  is a risk  that the purchaser  would
acquire  an interest superior to  that of the holders  of the related automobile
receivables. In addition, because of the large number of vehicles involved in  a
typical  issuance and technical  requirements under state  laws, the trustee for
the holders  of  the automobile  receivables  may  not have  a  proper  security
interest in all of the obligations backing such receivables. Therefore, there is
the  possibility  that recoveries  on repossessed  collateral  may not,  in some
cases, be  available to  support payments  on these  securities. The  underlying
assets  (E.G.,  loans)  are  also  subject  to  prepayments  which  shorten  the
securities weighted average life and may lower their return.

Corporate  asset-backed  securities  are  often  backed  by  a  pool  of  assets
representing  the obligations  of a number  of different parties.  To lessen the
effect of  failures by  obligors  on underlying  assets  to make  payments,  the
securities   may  contain  elements  of  credit  support  which  fall  into  two
categories:  (i)  liquidity  protection  and  (ii)  protection  against   losses
resulting  from  ultimate  default  by  an  obligor  on  the  underlying assets.
Liquidity protection  refers to  the  provision of  advances, generally  by  the
entity  administering the pool of assets, to ensure that the receipt of payments
on the underlying  pool occurs in  a timely fashion.  Protection against  losses
resulting  from ultimate default  ensures payment through  insurance policies or
letters of credit obtained by the issuer or sponsor from third parties. A Series
will not pay any additional or separate  fees for credit support. The degree  of
credit  support  provided  for  each  issue  is  generally  based  on historical
information respecting the level of  credit risk associated with the  underlying
assets.  Delinquency or  loss in  excess of that  anticipated or  failure of the
credit support could  adversely affect  the return on  an investment  in such  a
security.

   
COLLATERALIZED MORTGAGE OBLIGATIONS AND MULTICLASS PASS-THROUGH SECURITIES: Each
of  the World Governments Series and the High Income Series may invest a portion
of its assets in collateralized mortgage  obligations or "CMOs", which are  debt
obligations collateralized by mortgage loans or mortgage pass-through securities
(such  collateral  referred to  collectively as  "Mortgage Assets").  Unless the
context indicates otherwise,  all references herein  to CMOs include  multiclass
pass-through securities.
    

Interest  is paid or accrues on all classes  of the CMOs on a monthly, quarterly
or semi-annual basis. The principal of  and interest on the Mortgage Assets  may
be allocated among the several classes of a series of a CMO in innumerable ways.
In   a  common  structure,  payments   of  principal,  including  any  principal
prepayments, on the Mortgage Assets are applied to the classes of the series  of
a  CMO in the order of their  respective stated maturities or final distribution
dates, so that no payment of principal will  be made on any class of CMOs  until
all  other classes having an earlier  stated maturity or final distribution date
have been paid in full. Certain  CMOs may be stripped (securities which  provide
only the principal or interest factor of the underlying security). See "Stripped
Mortgage-Backed  Securities" below for a discussion of the risks of investing in
these stripped securities and of  investing in classes consisting of  principals
of interest payments or principal payments.

   
Each  of the the  World Governments Series  and the High  Income Series may also
invest in parallel pay CMOs and  Planned Amortization Class CMOs ("PAC  Bonds").
Parallel  pay  CMOs are  structured  to provide  payments  of principal  on each
payment date to more than one class. These simultaneous payments are taken  into
account  in calculating the  stated maturity date or  final distribution date of
each class, which, as with other CMO  structures, must be retired by its  stated
maturity date or final distribution date but may be retired earlier.
    

   
STRIPPED  MORTGAGE-BACKED SECURITIES: Each  of the World  Governments Series and
the High  Income  Series  may  invest  a  portion  of  its  assets  in  stripped
mortgage-backed  securities  ("SMBS") which  are derivative  multiclass mortgage
securities issued by agencies of or instrumentalities of the U.S. Government, or
by private originators of, or investors in mortgage loans, including savings and
loan institutions, mortgage banks, commercial banks and investment banks.
    

SMBS are usually structured with two classes that receive different  proportions
of  the interest and principal  distributions from a pool  of mortgage assets. A
common type of SMBS will have one class receiving some of the interest and  most
of  the principal from the  Mortgage Assets, while the  other class will receive
most of the interest  and the remainder  of the principal.  In the most  extreme
case,  one class  will receive  all of the  interest (the  interest-only or "IO"
class)  while  the  other  class  will   receive  all  of  the  principal   (the
principal-only  or "PO"  class). The  yield to  maturity on  an IO  is extremely
sensitive to  the  rate of  principal  payments, including  prepayments  on  the
related  underlying Mortgage Assets, and a  rapid rate of principal payments may
have a material  adverse effect  on such security's  yield to  maturity. If  the
underlying Mortgage

                                       3
<PAGE>
Assets  experience greater than  anticipated prepayments of  principal, a Series
may fail to fully recoup its initial investment in these securities. The  market
value  of  the  class consisting  primarily  or entirely  of  principal payments
generally is  unusually  volatile in  response  to changes  in  interest  rates.
Because  SMBS  were only  recently introduced,  established trading  markets for
these securities  have not  yet developed,  although the  securities are  traded
among institutional investors and investment banking firms.

   
LOAN  PARTICIPATIONS AND OTHER DIRECT INDEBTEDNESS:  Each of the Emerging Growth
Series and the  High Income Series  may purchase loan  participations and  other
direct  indebtedness. In purchasing a loan participation, a Series acquires some
or all of the  interest of a bank  or other lending institution  in a loan to  a
corporate borrower. Many such loans are secured, although some may be unsecured.
Such  loans may be  in default at the  time of purchase.  Loans and other direct
indebtedness that  are fully  secured offer  a Series  more protection  than  an
unsecured  loan in the event of  non-payment of scheduled interest or principal.
However, there is no assurance that the liquidation of collateral from a secured
loan or  other  direct  indebtedness  would  satisfy  the  corporate  borrower's
obligation, or that the collateral can be liquidated.
    

These loans and other direct indebtedness are made generally to finance internal
growth,  mergers, acquisitions, stock repurchases,  leveraged buy-outs and other
corporate activities.  Such  loans  and  other  direct  indebtedness  loans  are
typically  made by a syndicate of  lending institutions, represented by an agent
lending institution  which  has  negotiated  and  structured  the  loan  and  is
responsible  for collecting interest, principal and other amounts due on its own
behalf and on behalf of the others  in the syndicate, and for enforcing its  and
their  other rights  against the borrower.  Alternatively, such  loans and other
direct indebtedness may be structured as a novation, pursuant to which a  Series
would  assume all of  the rights of the  lending institution in a  loan or as an
assignment, pursuant  to which  the Series  would purchase  an assignment  of  a
portion  of a lender's  interest in a  loan or other  direct indebtedness either
directly from the lender or through an intermediary. A Series may also  purchase
trade  or other claims against companies,  which generally represent money owned
by the company  to a supplier  of goods or  services. These claims  may also  be
purchased at a time when the company is in default.

Certain of the loan participations and the other direct indebtedness acquired by
a  Series may  involve revolving  credit facilities  or other  standby financing
commitments which obligate the Series to  pay additional cash on a certain  date
or  on demand. These  commitments may have  the effect of  requiring a Series to
increase its  investment in  a  company at  a time  when  the Series  might  not
otherwise  decide to  do so  (including at a  time when  the company's financial
condition makes it  unlikely that such  amounts will be  repaid). To the  extent
that  a Series is  committed to advance  additional funds, it  will at all times
hold and  maintain  in  a segregated  account  cash  or other  high  grade  debt
obligations in an amount sufficient to meet such commitments.

   
A  Series' ability to  receive payment of principal,  interest and other amounts
due in connection with these investments will depend primarily on the  financial
condition of the borrower. In selecting the loan participations and other direct
indebtedness  which a Series will  purchase, the Adviser will  rely upon its own
(and not the original lending institution's) credit analysis of the borrower. As
the Series may be required to  rely upon another lending institution to  collect
and pass onto the Series amounts payable with respect to the loan and to enforce
the  Series' rights under the loan and other direct indebtedness, an insolvency,
bankruptcy or reorganization of the lending institution may delay or prevent the
Series from receiving such amounts. In  such cases, the Series will evaluate  as
well  the creditworthiness  of the lending  institution and will  treat both the
borrower and the lending  institution as an "issuer"  of the loan  participation
for   purposes   of   certain   investment   restrictions   pertaining   to  the
diversification of  the  Series'  portfolio investments.  The  highly  leveraged
nature  of many such loans and other direct indebtedness may make such loans and
other direct indebtedness especially vulnerable  to adverse changes in  economic
or  market conditions. Investments  in such loans  and other direct indebtedness
may involve additional risk to a Series. For example, if a loan or other  direct
indebtedness  is foreclosed, a Series could become part owner of any collateral,
and would bear the costs and liabilities associated with owning and disposing of
the collateral.  In  addition,  it  is conceivable  that  under  emerging  legal
theories  of lender liability, a Series could  be held liable as a co-lender. It
is unclear whether loans and other forms of direct indebtedness offer securities
law  protections  against  fraud  and  misrepresentation.  In  the  absence   of
definitive  regulatory guidance, each Series relies on the Adviser's research in
an attempt to avoid situations where fraud and misrepresentation could adversely
affect a Series. In addition,  loan participations and other direct  investments
may  not be  in the  form of  securities or  may be  subject to  restrictions on
transfer, and only limited opportunities  may exist to resell such  instruments.
As  a result, a  Series may be unable  to sell such  investments at an opportune
time or may have to  resell them at less than  fair market value. To the  extent
that  the Adviser  determines that any  such investments are  illiquid, a Series
will include them in the investment limitations described below.
    

   
MORTGAGE PASS-THROUGH SECURITIES: Each of the World Governments Series, and  the
High  Income  Series may  invest in  mortgage pass-through  securities. Mortgage
pass-through securities  are securities  representing  interests in  "pools"  of
mortgage  loans. Monthly  payments of interest  and principal  by the individual
borrowers on mortgages are passed through to the holders of the securities  (net
of  fees paid to the issuer or guarantor  of the securities) as the mortgages in
the underlying  mortgage pools  are  paid off.  The  average lives  of  mortgage
pass-throughs  are variable  when issued because  their average  lives depend on
prepayment rates.  The  average  life  of  these  securities  is  likely  to  be
substantially   shorter  than  their  stated  final  maturity  as  a  result  of
unscheduled principal prepayment. Prepayments on underlying mortgages result  in
a  loss of anticipated  interest, and all or  part of a premium  if any has been
paid, and the actual yield (or total  return) to the Fund may be different  than
the  quoted yield on  the securities. Mortgage  premiums generally increase with
falling interest rates and decrease with rising interest rates. Like other fixed
income securities, when interest rates  rise the value of mortgage  pass-through
security   generally   will   decline;   however,   when   interest   rates  are
    

                                       4
<PAGE>
declining,  the  value  of  mortgage  pass-through  securities  with  prepayment
features may not increase as much as that of other fixed-income securities.

Payment  of principal and interest on some mortgage pass-through securities (but
not the market value of the securities themselves) may be guaranteed by the full
faith and credit of the U.S. Government (in the case of securities guaranteed by
the Government National Mortgage Association ("GNMA"); or guaranteed by agencies
or instrumentalities  of  the U.S.  Government  (such as  the  Federal  National
Mortgage  Association ("FNMA")  or the  Federal Home  Loan Mortgage Corporation,
(FHLMC) which are  supported only  by the  discretionary authority  of the  U.S.
Government   to  purchase  the   agency's  obligations).  Mortgage  pass-through
securities may also be  issued by non-governmental  issuers (such as  commercial
banks,  savings  and loan  institutions,  private mortgage  insurance companies,
mortgage bankers and  other secondary  market issuers). Some  of these  mortgage
pass-through  securities  may  be supported  by  various forms  of  insurance or
guarantees.

Interests in pools  of mortgage-related  securities differ from  other forms  of
debt  securities, which  normally provide  for periodic  payment of  interest in
fixed amounts  with principal  payments  at maturity  or specified  call  dates.
Instead,  these  securities provide  a monthly  payment  which consists  of both
interest and principal payments. In effect, these payments are a  "pass-through"
of  the  monthly payments  made by  the individual  borrowers on  their mortgage
loans, net of  any fees  paid to  the issuer  or guarantor  of such  securities.
Additional  payments are caused  by prepayments of  principal resulting from the
sale, refinancing or  foreclosure of  the underlying  property, net  of fees  or
costs  which may  be incurred.  Some mortgage  pass-through securities  (such as
securities issued by the GNMA)  are described as "modified pass-through."  These
securities  entitle the holder  to receive all  interests and principal payments
owed on  the  mortgages in  the  mortgage pool,  net  of certain  fees,  at  the
scheduled  payment dates regardless of whether  the mortgagor actually makes the
payment.

The principal  governmental guarantor  of  mortgage pass-through  securities  is
GNMA.  GNMA is a wholly owned  U.S. Government corporation within the Department
of Housing and Urban Development. GNMA is authorized to guarantee, with the full
faith and credit  of the U.S.  Government, the timely  payment of principal  and
interest  on securities issued by institutions approved by GNMA (such as savings
and loan  institutions, commercial  banks and  mortgage bankers)  and backed  by
pools  of FHA-insured or VA-guaranteed  mortgages. These guarantees, however, do
not apply to the market value or yield of mortgage pass-through securities. GNMA
securities are  often purchased  at a  premium over  the maturity  value of  the
underlying  mortgages.  This  premium is  not  guaranteed  and will  be  lost if
prepayment occurs.

Government-related guarantors (I.E., whose guarantees are not backed by the full
faith and credit  of the  U.S. Government)  include FNMA  and FHLMC.  FNMA is  a
government-sponsored  corporation owned entirely by  private stockholders. It is
subject to general regulation by the Secretary of Housing and Urban Development.
FNMA purchases conventional residential  mortgages (I.E., mortgages not  insured
or   guaranteed  by   any  governmental   agency)  from   a  list   of  approved
seller/servicers which include  state and federally  chartered savings and  loan
associations, mutual savings banks, commercial banks, credit unions and mortgage
bankers.  Pass-through securities  issued by  FNMA are  guaranteed as  to timely
payment by FNMA of principal and interest.

FHLMC is also a government-sponsored corporation owned by private  stockholders.
FHLMC  issues Participation  Certificates ("PCs")  which represent  interests in
conventional mortgages (I.E., not federally  insured or guaranteed) for  FHLMC's
national  portfolio. FHLMC  guarantees timely  payment of  interest and ultimate
collection of  principal regardless  of the  status of  the underlying  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 mortgage loans. Such  issuers may also be the originators
and/or servicers of the underlying mortgage-related securities. Pools created by
such non-governmental issuers  generally offer  a higher rate  of interest  than
government  and government-related pools because there are no direct or indirect
government or agency guarantees of payments in the former pools. However, timely
payment of  interest and  principal of  mortgage  loans in  these pools  may  be
supported  by  various forms  of 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.  A  Series  may  also  buy  mortgage-related  securities   without
insurance or guarantees.

   
INDEXED  SECURITIES:  Each  of  the  the  High  Income  Series,  and  the  World
Governments Series  may purchase  securities  whose prices  are indexed  to  the
prices  of other securities, securities  indices, currencies, precious metals or
other commodities, or other financial indicators. Indexed securities  typically,
but  not always,  are debt  securities or  deposits whose  value at  maturity or
coupon rate is determined  by reference to a  specific instrument or  statistic.
Gold-indexed  securities, for  example, typically  provide for  a maturity value
that depends on the price of gold, resulting in a security whose price tends  to
rise  and fall together with  gold prices. Currency-indexed securities typically
are short-term to  intermediate-term debt  securities whose  maturity values  or
interest  rates  are  determined by  reference  to  the values  of  one  or more
specified foreign  currencies, and  may offer  higher yields  than U.S.  dollar-
denominated securities of equivalent issuers. Currency-indexed securities may be
positively  or negatively  indexed; that is,  their maturity  value may increase
when the  specified  currency value  increases,  resulting in  a  security  that
performs  similarly to a foreign-denominated instrument, or their maturity value
may decline  when foreign  currencies increase,  resulting in  a security  whose
price  characteristics  are  similar  to  a  put  on  the  underlying  currency.
Currency-indexed securities may also have prices that depend on the values of  a
number of different foreign currencies relative to each other.
    

The  performance  of  indexed  securities  depends  to  a  great  extent  on the
performance of the  security, currency, or  other instrument to  which they  are
indexed,  and may also  be influenced by  interest rate changes  in the U.S. and
abroad. At the  same time, indexed  securities are subject  to the credit  risks
associated with the issuer of the

                                       5
<PAGE>
security,   and  their  values   may  decline  substantially   if  the  issuer's
creditworthiness  deteriorates.  Recent  issuers  of  indexed  securities   have
included banks, corporations, and certain U.S. government agencies.

   
SWAPS  AND RELATED TRANSACTIONS:  Each of the  High Income Series  and the World
Governments Series may enter into interest rate swaps, currency swaps and  other
types of available swap agreements, such as caps, collars and floors.
    

Swap  agreements  may  be  individually  negotiated  and  structured  to include
exposure to  a variety  of different  types of  investments or  market  factors.
Depending on their structure, swap agreements may increase or decrease a Series'
exposure  to long or short-term interest rates  (in the U.S. or abroad), foreign
currency values,  mortgage  securities,  corporate  borrowing  rates,  or  other
factors  such as securities prices or  inflation rates. Swap agreements can take
many different  forms and  are known  by a  variety of  names. A  Series is  not
limited to any particular form or variety of swap agreement if MFS determines it
is consistent with the Series' investment objective and policies.

   
Each  of the High Income  Series and the World  Governments Series will maintain
cash or  appropriate liquid  assets  with its  custodian  to cover  its  current
obligations under swap transactions. If a Series enters into a swap agreement on
a  net basis  (I.E., the  two payment  streams are  netted out,  with the Series
receiving or  paying, as  the  case may  be,  only the  net  amount of  the  two
payments),  the Series  will maintain cash  or liquid assets  with its Custodian
with a daily value at least equal to the excess, if any, of the Series'  accrued
obligations  under  the swap  agreement over  the accrued  amount the  Series is
entitled to  receive  under  the agreement.  If  a  Series enters  into  a  swap
agreement on other than a net basis, it will maintain cash or liquid assets with
a  value equal to the  full amount of the  Series' accrued obligations under the
agreement.
    

The most  significant factor  in  the performance  of  swaps, caps,  floors  and
collars  is the change in  the specific interest rate,  currency or other factor
that determines the amount of payments to be made under the arrangement. If  the
Adviser   is  incorrect  in  its  forecasts  of  such  factors,  the  investment
performance of a  Series would be  less than what  it would have  been if  these
investment  techniques had not been used. If a swap agreement calls for payments
by a Series,  the Series must  be prepared to  make such payments  when due.  In
addition, if the counterparty's creditworthiness declined, the value of the swap
agreement would be likely to decline, potentially resulting in losses.

If  the counterparty defaults, a Series' risk of loss consists of the net amount
of payments that the  Series is contractually entitled  to receive. Each  Series
anticipates that it will be able to eliminate or reduce its exposure under these
arrangements  by  assignment  or  other  disposition  or  by  entering  into  an
offsetting agreement with the same or another counterparty.

   
OPTIONS ON  SECURITIES:  Each  of  the Emerging  Growth  Series  and  the  World
Governments  Series and the High Income Series  may write (sell) covered put and
call options, and  purchase put and  call options, on  securities. Call and  put
options written by a Series may be covered in the manner set forth below.
    

A  call option written by a Series is  "covered" if the Series owns the security
underlying the  call or  has an  absolute and  immediate right  to acquire  that
security   without  additional  cash  consideration   (or  for  additional  cash
consideration held in a segregated account by its custodian) upon conversion  or
exchange  of  other securities  held in  its  portfolio. A  call option  is also
covered if a Series holds a call on the same security and in the same  principal
amount  as the  call written where  the exercise price  of the call  held (a) is
equal to or less than the exercise price  of the call written or (b) is  greater
than  the exercise price of the call  written if the difference is maintained by
the Series in  cash, short-term money  market instruments or  high quality  debt
securities in a segregated account with its custodian. A put option written by a
Series  is  "covered"  if the  Series  maintains cash,  short-term  money market
instruments or high-quality debt securities with  a value equal to the  exercise
price  in a segregated  account with its custodian,  or else holds  a put on the
same security and  in the same  principal amount  as the put  written where  the
exercise price of the put held is equal to or greater than the exercise price of
the  put written or  where the exercise price  of the put held  is less than the
exercise price of the put written if the difference is maintained by the  Series
in  cash, short-term money market instruments or high-quality debt securities in
a segregated  account with  its custodian.  Put and  call options  written by  a
Series may also be covered in such other manner as may be in accordance with the
requirements  of the  exchange on  which, or the  counter party  with which, the
option  is  traded,  and  applicable  laws  and  regulations.  If  the  writer's
obligation  is not so covered, it  is subject to the risk  of the full change in
value of  the underlying  security from  the time  the option  is written  until
exercise.

Effecting a closing transaction in the case of a written call option will permit
a  Series to write another call option  on the underlying security with either a
different exercise price or expiration date or both, or in the case of a written
put option will permit the Series to write another put option to the extent that
the exercise price thereof is secured by deposited cash, short-term money market
instruments or high-quality debt securities.  Such transactions permit a  Series
to  generate additional premium income, which  will partially offset declines in
the value of portfolio securities or increases  in the cost of securities to  be
acquired. Also, effecting a closing transaction will permit the cash or proceeds
from  the concurrent sale of any securities subject to the option to be used for
other investments of a Series, provided that another option on such security  is
not  written.  If  a Series  desires  to  sell a  particular  security  from its
portfolio on  which it  has written  a call  option, it  will effect  a  closing
transaction  in connection with the option prior  to or concurrent with the sale
of the security.

A Series will realize a profit from a closing transaction if the premium paid in
connection with the closing of an option written by the Series is less than  the
premium  received  from  writing  the  option, or  if  the  premium  received in
connection with the closing of an option purchased by a Series is more than  the
premium  paid for the original purchase. Conversely, a Series will suffer a loss
if the premium paid or received in connection with a closing transaction is more
or less, respectively,  than the premium  received or paid  in establishing  the
option  position. Because increases  in the market  price of a  call option will
generally reflect increases in the market

                                       6
<PAGE>
price of the underlying  security, any loss resulting  from the repurchase of  a
call option previously written by a Series is likely to be offset in whole or in
part by appreciation of the underlying security owned by the Series.

The Series may write options in connection with buy-and-write transactions; that
is,  a Series may purchase a security and  then write a call option against that
security. The  exercise price  of the  call a  Series determines  to write  will
depend upon the expected price movement of the underlying security. The exercise
price  of a call option may be below ("in-the-money"), equal to ("at-the-money")
or above ("out-of-the-money") the  current value of  the underlying security  at
the  time the option  is written. Buy-and-write  transactions using in-the-money
call options may be used  when it is expected that  the price of the  underlying
security  will  decline  moderately  during  the  option  period.  Buy-and-write
transactions using out-of-the-money call options may be used when it is expected
that the premiums received from writing the call option plus the appreciation in
the market price of  the underlying security  up to the  exercise price will  be
greater  than the appreciation in the price of the underlying security alone. If
the call options are exercised in such transactions, a Series' maximum gain will
be the  premium received  by it  for  writing the  option, adjusted  upwards  or
downwards  by the difference between the  Series' purchase price of the security
and the exercise price, less related  transaction costs. If the options are  not
exercised  and the price of the underlying security declines, the amount of such
decline will be offset in part, or entirely, by the premium received.

The  writing  of  covered  put  options  is  similar  in  terms  of  risk/return
characteristics  to  buy-and-write  transactions.  If the  market  price  of the
underlying security rises  or otherwise  is above  the exercise  price, the  put
option  will expire worthless and a Series'  gain will be limited to the premium
received, less related transaction costs. If the market price of the  underlying
security  declines or otherwise is below the  exercise price, a Series may elect
to close the position or retain the option until it is exercised, at which  time
the  Series will be  required to take  delivery of the  security at the exercise
price; a Series' return will be the  premium received from the put option  minus
the  amount by  which the  market price  of the  security is  below the exercise
price,  which  could  result  in  a  loss.  Out-of-the-money,  at-the-money  and
in-the-money put options may be used by a Series in the same market environments
that call options are used in equivalent buy-and-write transactions.

A  Series  may also  write  combinations of  put and  call  options on  the same
security, known  as "straddles,"  with the  same exercise  price and  expiration
date.  By writing a  straddle, a Series undertakes  a simultaneous obligation to
sell and purchase  the same security  in the event  that one of  the options  is
exercised.  If the price  of the security  subsequently rises sufficiently above
the exercise price to cover the amount of the premium and transaction costs, the
call will  likely be  exercised and  the Series  will be  required to  sell  the
underlying  security at a below market price.  This loss may be offset, however,
in whole or part, by  the premiums received on the  writing of the two  options.
Conversely,  if the price of  the security declines by  a sufficient amount, the
put will likely be exercised. The writing of straddles will likely be effective,
therefore, only where the price of  the security remains stable and neither  the
call  nor the put is  exercised. In those instances where  one of the options is
exercised, the  loss on  the purchase  or sale  of the  underlying security  may
exceed the amount of the premiums received.

By  writing a call  option, a Series  limits its opportunity  to profit from any
increase in the market value of the underlying security above the exercise price
of the option. By writing a put option, a Series assumes the risk that it may be
required to purchase  the underlying security  for an exercise  price above  its
then  current  market value,  resulting in  a capital  loss unless  the security
subsequently appreciates in value. The writing of options on securities will not
be undertaken by a Series solely for hedging purposes, and could involve certain
risks which are not present in the case of hedging transactions. Moreover,  even
where  options are  written for  hedging purposes,  such transactions constitute
only a partial hedge  against declines in the  value of portfolio securities  or
against increases in the value of securities to be acquired, up to the amount of
the premium.

A  Series may purchase options  for hedging purposes or  to increase its return.
Put options  may  be purchased  to  hedge against  a  decline in  the  value  of
portfolio  securities. If  such decline  occurs, the  put options  will permit a
Series to sell the securities at the exercise price, or to close out the options
at a profit. By using put options in  this way, a Series will reduce any  profit
it might otherwise have realized in the underlying security by the amount of the
premium paid for the put option and by transaction costs.

A  Series may purchase call options to hedge against an increase in the price of
securities that  the  Series  anticipates  purchasing in  the  future.  If  such
increase  occurs,  the  call  option  will permit  the  Series  to  purchase the
securities at the exercise price, or to  close out the options at a profit.  The
premium  paid for  the call  option plus any  transaction costs  will reduce the
benefit, if any, realized by a Series  upon exercise of the option, and,  unless
the  price of the underlying security  rises sufficiently, the option may expire
worthless to the Series.

   
In certain instances, the Emerging Growth Series may enter into options on  U.S.
Treasury  securities which provide  for periodic adjustment  of the strike price
and may also provide for the periodic adjustment of the premium during the  term
of  each such option. Like other types of options, these transactions, which may
be referred to  as "reset"  options or  "adjustable strike  options," grant  the
purchaser  the right to purchase (in the case  of a "call") or sell (in the case
of a "put"), a specified type and  series of U.S. Treasury security at any  time
up  to a  stated expiration date  (or, in  certain instances, on  such date). In
contrast to other types of options,  however, the price at which the  underlying
security  may  be purchased  or sold  under  a "reset"  option is  determined at
various intervals during the term of the option, and such price fluctuates  from
interval  to interval  based on  changes in the  market value  of the underlying
security. As a  result, the strike  price of a  "reset" option, at  the time  of
exercise,  may be less  advantageous to the  Emerging Growth Series  than if the
strike price had been fixed  at the initiation of  the option. In addition,  the
premium  paid  for  the  purchase  of  the  option  may  be  determined  at  the
termination, rather than the initiation, of  the option. If the premium is  paid
at  termination, the Series  assumes the risk  that (i) the  premium may be less
than the premium which would otherwise  have been received at the initiation  of
    

                                       7
<PAGE>
the  option because of such factors as the volatility in yield of the underlying
Treasury security over the term of the option and adjustments made to the strike
price of the option, and (ii) the option purchaser may default on its obligation
to pay the premium at the termination of the option.
   
OPTIONS ON STOCK INDICES:  The Emerging Growth Series  may write (sell)  covered
call  and put  options and purchase  call and  put options on  stock indices. In
contrast to an option  on a security,  an option on a  stock index provides  the
holder  with  the  right  but not  the  obligation  to make  or  receive  a cash
settlement upon exercise  of the option,  rather than the  right to purchase  or
sell  a security. The amount  of this settlement is equal  to (i) the amount, if
any, by which the fixed exercise price of  the option exceeds (in the case of  a
call)  or is below  (in the case of  a put) the closing  value of the underlying
index on the date of exercise, multiplied by (ii) a fixed "index multiplier."
    

   
The Series may cover  call options on stock  indices by owning securities  whose
price  changes, in  the opinion of  the Adviser,  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
cash  consideration  held  in  a  segregated  account  by  its  custodian)  upon
conversion or exchange of  other securities in its  portfolio. Where the  Series
covers  a call  option on  a stock index  through ownership  of securities, such
securities may not match the  composition of the index  and, in that event,  the
Series  will not be  fully covered and could  be subject to risk  of loss in the
event of adverse changes in  the value of the index.  The Series may also  cover
call  options on stock  indices by holding a  call on the same  index and in the
same principal amount as the call written  where the exercise price of the  call
held  (a) is equal to or less than the exercise price of the call written or (b)
is greater than  the exercise price  of the  call written if  the difference  is
maintained  by  the  Series  in cash,  short-term  money  market  instruments or
high-quality debt securities  in a  segregated account with  its custodian.  The
Series  may cover put  options on stock indices  by maintaining cash, short-term
money market instruments or high-quality debt  securities with a value equal  to
the  exercise price in a segregated account  with its custodian, or by holding a
put on the same stock index and in the same principal amount as the put  written
where  the  exercise price  of the  put held  is  equal to  or greater  than the
exercise price of the put written or where the exercise price of the put held is
less than the exercise price of the put written if the difference is  maintained
by  the Series in cash, short-term money market instruments or high-quality debt
securities in a segregated account with  its custodian. Put and call options  on
stock  indices may also be covered in such  other manner as may be in accordance
with the rules of  the exchange on  which, or the  counterparty with which,  the
option is traded and applicable laws and regulations.
    

   
The  Series will  receive a  premium from  writing a  put or  call option, which
increases the Series' gross income in  the event the option expires  unexercised
or  is closed out at a profit. If the  value of an index on which the Series has
written a call  option falls  or remains  the same,  the Series  will realize  a
profit  in the form of the premium  received (less transaction costs) that could
offset all or a portion of any decline  in the value of the securities it  owns.
If  the value of the index rises, however, the Series will realize a loss in its
call  option  position,  which  will  reduce  the  benefit  of  any   unrealized
appreciation  in the  Series' stock  investments. By  writing a  put option, the
Series assumes the risk of a decline in the index. To the extent that the  price
changes of securities owned by the Series correlate with changes in the value of
the  index, writing  covered put  options on  indices will  increase the Series'
losses in the event of a market decline, although such losses will be offset  in
part by the premium received for writing the option.
    

   
The  Series  may  also  purchase  put options  on  stock  indices  to  hedge its
investments against a decline in  value. By purchasing a  put option on a  stock
index,  the Series will seek  to offset a decline in  the value of securities it
owns through  appreciation  of the  put  option. If  the  value of  the  Series'
investments  does not decline as anticipated, or if the value of the option does
not increase, the  Series' loss  will be  limited to  the premium  paid for  the
option plus related transaction costs. The success of this strategy will largely
depend  on the accuracy of  the correlation between the  changes in value of the
index and the changes in value of the Series' security holdings.
    

   
The purchase of  call options  on stock  indices may be  used by  the Series  to
attempt  to reduce the risk of missing a  broad market advance, or an advance in
an industry or market segment, at a  time when the Series holds uninvested  cash
or  short-term debt securities awaiting investment. When purchasing call options
for this purpose, the Series will also bear the risk of losing all or a  portion
of  the premium paid  if the value of  the index does not  rise. The purchase of
call options on stock indices when the Series is substantially fully invested is
a form of  leverage, up to  the amount  of the premium  and related  transaction
costs,  and involves risks of loss and  of increased volatility similar to those
involved in purchasing calls on securities the Series owns.
    

                                       8
<PAGE>
The  index underlying a stock index option may be a "broad-based" index, such as
the Standard & Poor's 500 Index or the New York
Stock Exchange Composite Index,  the changes in value  of which ordinarily  will
reflect  movements in the stock market  in general. In contrast, certain options
may be based  on narrower  market indices,  such as  the Standard  & Poor's  100
Index,  or on indices of securities of particular industry groups, such as those
of oil and gas or technology companies. A stock index assigns relative values to
the stocks included in the  index and the index  fluctuates with changes in  the
market values of the stocks so included. The composition of the index is changed
periodically.

   
YIELD  CURVE OPTIONS: Each of  the World Governments Series  and the High Income
Series may  also enter  into options  on the  "spread," or  yield  differential,
between  two  fixed income  securities, in  transactions  referred to  as "yield
curve" options. In contrast to other types  of options, a yield curve option  is
based on the difference between the yields of designated securities, rather than
the  prices of the individual securities,  and is settled through cash payments.
Accordingly,  a  yield  curve  option  is  profitable  to  the  holder  if  this
differential  widens (in the case of a call)  or narrows (in the case of a put),
regardless of  whether  the yields  of  the underlying  securities  increase  or
decrease.
    

Yield  curve  options may  be used  for the  same purposes  as other  options on
securities. Specially, a Series may purchase  or write such options for  hedging
purposes.  For example, a Series may purchase  a call option on the yield spread
between two  securities,  if it  owns  one  of the  securities  and  anticipates
purchasing  the other security and  wants to hedge against  an adverse change in
the yield spread between the two securities. A Series may also purchase or write
yield curve  options for  other than  hedging purposes  (I.E., in  an effort  to
increase its current income) if, in the judgment of the Adviser, the Series will
be  able  to profit  from  movements in  the spread  between  the yields  of the
underlying securities. The trading of yield  curve options is subject to all  of
the  risks associated with the  trading of other types  of options. In addition,
however, such options  present risk  of loss  even if the  yield of  one of  the
underlying securities remains constant, if the spread moves in a direction or to
an  extent which was  not anticipated. Yield  curve options written  by a Series
will be "covered". A call (or put) option is covered if the Series holds another
call (or put) option on the spread between the same two securities and maintains
in a segregated account with its  custodian cash or cash equivalents  sufficient
to  cover the Series' net liability under  the two options. Therefore, a Series'
liability for  such a  covered option  is generally  limited to  the  difference
between  the amount  of the  Series' liability under  the option  written by the
Series less the value of the option held by the Series. Yield curve options  may
also  be  covered  in  such  other  manner as  may  be  in  accordance  with the
requirements of the counterparty with which the option is traded and  applicable
laws  and  regulations.  Yield  curve options  are  traded  over-the-counter and
because they have been only recently introduced, established trading markets for
these securities have not yet developed.

The staff of  the SEC  has taken  the position  that purchased  over-the-counter
options  and assets used to cover  written over-the-counter options are illiquid
and, therefore, together with other illiquid securities, cannot exceed a certain
percentage of a  Series' assets  (the "SEC illiquidity  ceiling"). Although  the
Adviser  disagrees with this position, the Adviser intends to limit each Series'
writing of over-the-counter options in accordance with the following  procedure.
Except  as provided  below, a Series  intends to  write over-the-counter options
only with primary U.S. Government  securities dealers recognized by the  Federal
Reserve  Bank of New York. Also, the contracts  which a Series has in place with
such primary dealers  will provide  that the Series  has the  absolute right  to
repurchase  an option it writes at any time at a price which represents the fair
market value,  as  determined in  good  faith through  negotiation  between  the
parties,  but which  in no event  will exceed  a price determined  pursuant to a
formula in  the  contract.  Although  the  specific  formula  may  vary  between
contracts with different primary dealers, the formula will generally be based on
a  multiple of the premium received by a Series for writing the option, plus the
amount, if  any, of  the option's  intrinsic value  (I.E., the  amount that  the
option  is in-the-money). The formula  may also include a  factor to account for
the difference between the  price of the  security and the  strike price of  the
option  if the option is written out-of-money. A Series will treat all or a part
of the formula price as illiquid for purposes of the SEC illiquidity ceiling.  A
Series  may  also  write  over-the-counter  options  with  non-primary  dealers,
including foreign dealers, and will treat the assets used to cover these options
as illiquid for purposes of such SEC illiquidity ceiling.

   
FUTURES CONTRACTS: Each  of the  World Governments  Series and  the High  Income
Series  may purchase and sell futures contracts ("Futures Contracts") on foreign
or domestic fixed income securities or indices of such securities. The  Emerging
Growth  Series may purchase  and sell Futures Contracts  on stock indexes, while
the Emerging Growth Series, the Growth  Series and the World Governments  Series
may  purchase and  sell Futures  Contracts on  foreign currencies  or indices of
foreign currencies. Such investment strategies will be used for hedging purposes
and for non-hedging purposes, subject to applicable law.
    

A Futures Contract is a bilateral agreement providing for the purchase and  sale
of a specified type and amount of a financial instrument or foreign currency, or
for  the making  and acceptance of  a cash settlement,  at a stated  time in the
future for  a fixed  price. By  its terms,  a Futures  Contract provides  for  a
specified settlement date on which, in the case of the majority of interest rate
and  foreign currency futures contracts, the fixed income securities or currency
are delivered by the seller and paid for  by the purchaser, or on which, in  the
case  of stock  index futures  contracts and  certain interest  rate and foreign
currency futures  contracts,  the difference  between  the price  at  which  the
contract  was entered into  and the contract's closing  value is settled between
the purchaser and seller in cash. Futures Contracts differ from options in  that
they  are bilateral agreements,  with both the purchaser  and the seller equally
obligated to complete  the transaction.  Futures Contracts  call for  settlement
only  on the expiration date and cannot  be "exercised" at any other time during
their term.

The purchase or sale of a Futures Contract differs from the purchase or sale  of
a  security or the  purchase of an option  in that no purchase  price is paid or
received. Instead, an amount of cash  or cash equivalents, which varies but  may
be as low as 5% or less of the value of the contract, must be deposited with the
broker as "initial margin." Subsequent payments to and from the broker, referred
to   as   "variation   margin,"   are   made   on   a   daily   basis   as   the

                                       9
<PAGE>
value of the  index or  instrument underlying the  Futures Contract  fluctuates,
making positions in the Futures Contract more or less valuable - a process known
as "mark-to-market."

Purchases  or sales  of stock  index futures  contracts are  used to  attempt to
protect a Series' current or intended stock investments from broad  fluctuations
in stock prices. For example, a Series may sell stock index futures contracts in
anticipation  of or during a market decline to attempt to offset the decrease in
market value of the Series' securities portfolio that might otherwise result. If
such decline occurs, the loss in value of portfolio securities may be offset, in
whole or part,  by gains on  the futures position.  When a Series  is not  fully
invested  in the securities market and anticipates a significant market advance,
it may purchase  stock index  futures contracts in  order to  gain rapid  market
exposure  that  may,  in part  or  entirely,  offset increases  in  the  cost of
securities that the Series intends to purchase. As such purchases are made,  the
corresponding  positions in stock index futures contracts will be closed out. In
a substantial  majority of  these transactions,  the Series  will purchase  such
securities  upon termination of  the futures position,  but under unusual market
conditions, a long futures position may be terminated without a related purchase
of securities.

Interest rate Futures Contracts may be  purchased or sold to attempt to  protect
against  the effects of interest  rate changes on a  Series' current or intended
investments in fixed income securities. For example, if a Series owned long-term
bonds and interest rates were expected to increase, that Series might enter into
interest rate futures  contracts for the  sale of debt  securities. Such a  sale
would  have much the same effect as selling  some of the long-term bonds in that
Series' portfolio.  If  interest rates  did  increase,  the value  of  the  debt
securities  in  the  portfolio would  decline,  but  the value  of  that Series'
interest rate futures contracts would  increase at approximately the same  rate,
thereby  keeping the net asset value of that Series from declining as much as it
otherwise would have.

Similarly, if interest  rates were  expected to decline,  interest rate  futures
contracts  may be purchased to hedge  in anticipation of subsequent purchases of
long-term bonds at  higher prices. Since  the fluctuations in  the value of  the
interest  rate futures contracts should be similar to that of long-term bonds, a
Series could protect itself against the  effects of the anticipated rise in  the
value  of long-term bonds without actually  buying them until the necessary cash
became available or the market had  stabilized. At that time, the interest  rate
futures  contracts could be liquidated and that Series' cash reserves could then
be used to buy  long-term bonds on  the cash market.  A Series could  accomplish
similar  results by  selling bonds with  long maturities and  investing in bonds
with short maturities  when interest  rates are expected  to increase.  However,
since  the  futures market  is  more liquid  than the  cash  market, the  use of
interest rate futures contracts as a hedging technique allows a Series to  hedge
its interest rate risk without having to sell its portfolio securities.

As  noted in  the Prospectus,  a Series may  purchase and  sell foreign currency
futures contracts for  hedging purposes, to  attempt to protect  its current  or
intended   investments  from  fluctuations  in  currency  exchange  rates.  Such
fluctuations could reduce the dollar  value of portfolio securities  denominated
in foreign currencies, or increase the cost of foreign-denominated securities to
be  acquired, even if  the value of  such securities in  the currencies in which
they are denominated remains constant. A Series may sell futures contracts on  a
foreign  currency, for  example, where it  holds securities  denominated in such
currency and it anticipates a decline in the value of such currency relative  to
the  dollar. In the event  such decline occurs, the  resulting adverse effect on
the value of foreign-denominated securities may be offset, in whole or in  part,
by gains on the futures contracts.

Conversely,  a  Series  could protect  against  a  rise in  the  dollar  cost of
foreign-denominated securities to be acquired by purchasing futures contracts on
the relevant currency, which  could offset, in whole  or in part, the  increased
cost  of  such securities  resulting  from a  rise in  the  dollar value  of the
underlying currencies. Where  a Series  purchases futures  contracts under  such
circumstances,  however, and  the prices  of securities  to be  acquired instead
decline, the Series  will sustain  losses on  its futures  position which  could
reduce  or eliminate the benefits of the reduced cost of portfolio securities to
be acquired.

OPTIONS ON FUTURES CONTRACTS: Each Series that may buy or sell Futures Contracts
(see "Futures Contracts" above)  also may purchase and  write options to buy  or
sell  those  Futures  Contracts in  which  it  may invest  ("Options  on Futures
Contracts"). Such investment strategies  will be used  for hedging purposes  and
for non-hedging purposes, subject to applicable law.

An Option on a Futures Contract provides the holder with the right to enter into
a  "long" position  in the underlying  Futures Contract,  in the case  of a call
option, or a "short" position in the underlying Futures Contract, in the case of
a put option, at a  fixed exercise price up to  a stated expiration date or,  in
the  case of certain options,  on such date. Upon exercise  of the option by the
holder, the  contract market  clearinghouse  establishes a  corresponding  short
position  for the  writer of  the option,  in the  case of  a call  option, or a
corresponding long position in the  case of a put option.  In the event that  an
option  is exercised, the  parties will be  subject to all  the risks associated
with the trading of Futures Contracts, such as payment of initial and  variation
margin  deposits. In addition,  the writer of  an Option on  a Futures Contract,
unlike the holder, is  subject to initial and  variation margin requirements  on
the option position.

A position in an Option on a Futures Contract may be terminated by the purchaser
or  seller  prior  to  expiration  by  effecting  a  closing  purchase  or  sale
transaction, subject to the availability of a liquid secondary market, which  is
the  purchase or sale of  an option of the same  series (I.E., the same exercise
price and  expiration date)  as the  option previously  purchased or  sold.  The
difference between the premiums paid and received represents the trader's profit
or loss on the transaction.

Options  on Futures Contracts that are written  or purchased by a Series on U.S.
exchanges are  traded on  the same  contract market  as the  underlying  Futures
Contract,  and,  like  Futures  Contracts,  are  subject  to  regulation  by the
Commodities  Futures  Trading  Commission  (the  "CFTC")  and  the   performance
guarantee  of  the  exchange  clearinghouse.  In  addition,  Options  on Futures
Contracts may be traded on foreign exchanges.

A Series may cover the writing of call Options on Futures Contracts (a)  through
purchases  of  the underlying  Futures Contract,  (b)  through ownership  of the
instrument, or instruments included in

                                       10
<PAGE>
the index, underlying the Futures Contract, or (c) through the holding of a call
on the  same Futures  Contract and  in the  same principal  amount as  the  call
written  where the exercise price of the call  held (i) is equal to or less than
the exercise price  of the call  written or  (ii) is greater  than the  exercise
price  of the call written if the difference is maintained by the Series in cash
or securities in a segregated account with its custodian. A Series may cover the
writing of put Options on Futures Contracts (a) through sales of the  underlying
Futures  Contract,  (b) through  segregation  of cash,  short-term  money market
instruments or high quality debt securities in  an amount equal to the value  of
the  security  or index  underlying  the Futures  Contract,  or (c)  through the
holding of a put on the same  Futures Contract and in the same principal  amount
as  the put  written where the  exercise price  of the put  held is  equal to or
greater than the exercise price of the  put written or where the exercise  price
of  the put  held is  less than  the exercise  price of  the put  written if the
difference is  maintained  by  the  Series  in  cash,  short-term  money  market
instruments  or high  quality debt securities  in a segregated  account with its
custodian. Put and call Options on Futures Contracts may also be covered in such
other manner as may be in accordance with the rules of the exchange on which the
option is traded  and applicable laws  and regulations. Upon  the exercise of  a
call  Option  on a  Futures Contract  written by  a Series,  the Series  will be
required to  sell the  underlying  Futures Contract  which,  if the  Series  has
covered  its obligation  through the  purchase of  such Contract,  will serve to
liquidate its  futures position.  Similarly, where  a put  Option on  a  Futures
Contract  written  by a  Series is  exercised,  the Series  will be  required to
purchase the underlying Futures  Contract which, if the  Series has covered  its
obligation  through  the  sale of  such  Contract,  will close  out  its futures
position.

The writing  of  a  call option  on  a  Futures Contract  for  hedging  purposes
constitutes  a partial hedge against declining prices of the securities or other
instruments required to be delivered under the terms of the Futures Contract. If
the futures price at  expiration of the  option is below  the exercise price,  a
Series  will  retain  the  full  amount  of  the  option  premium,  less related
transaction costs, which provides a partial  hedge against any decline that  may
have  occurred in the Series' portfolio holdings. The writing of a put option on
a Futures Contract constitutes a partial hedge against increasing prices of  the
securities  or other instruments required to be delivered under the terms of the
Futures Contract. If  the futures price  at expiration of  the option is  higher
than  the exercise  price, a Series  will retain  the full amount  of the option
premium which provides  a partial  hedge against any  increase in  the price  of
securities  which the  Series intends  to purchase.  If a  put or  call option a
Series has written  is exercised, the  Series will  incur a loss  which will  be
reduced  by the amount  of the premium  it receives. Depending  on the degree of
correlation between changes  in the value  of its portfolio  securities and  the
changes  in the value of  its futures positions, a  Series' losses from existing
Options on  Futures Contracts  may to  some extent  be reduced  or increased  by
changes in the value of portfolio securities.

The  Series  may  purchase Options  on  Futures Contracts  for  hedging purposes
instead of purchasing or selling the underlying Futures Contracts. For  example,
where a decrease in the value of portfolio securities is anticipated as a result
of  a projected market-wide decline or changes  in interest or exchange rates, a
Series could,  in  lieu  of  selling Futures  Contracts,  purchase  put  options
thereon.  In the event that such decrease occurs,  it may be offset, in whole or
in part, by a profit on the  option. Conversely, where it is projected that  the
value  of  securities  to  be  acquired  by  a  Series  will  increase  prior to
acquisition, due to a market advance or changes in interest or exchange rates, a
Series could purchase call Options on Futures Contracts, rather than  purchasing
the underlying Futures Contracts.

   
FORWARD CONTRACTS ON FOREIGN CURRENCY: Each of the Series may enter into forward
foreign  currency  exchange  contracts  for  hedging  and  non-hedging  purposes
(collectively, "Forward Contracts"). Forward Contracts  may be used for  hedging
to  attempt  to  minimize the  risk  to the  Fund  from adverse  changes  in the
relationship between the U.S. dollar  and foreign currencies. The Series  intend
to  enter into Forward Contracts for hedging purposes similar to those described
above in connection with  foreign currency futures  contracts. In particular,  a
Forward Contract to sell a currency may be entered into in lieu of the sale of a
foreign  currency futures  contract where a  Series seeks to  protect against an
anticipated increase in the  exchange rate for a  specific currency which  could
reduce  the dollar value  of portfolio securities  denominated in such currency.
Conversely, a  Series may  enter into  a Forward  Contract to  purchase a  given
currency  to  protect  against  a  projected increase  in  the  dollar  value of
securities denominated in such currency which  the Series intends to acquire.  A
Series  also may enter  into a Forward Contract  in order to  assure itself of a
predetermined  exchange  rate  in  connection  with  a  fixed  income   security
denominated  in  a foreign  currency.  In addition,  the  Series may  enter into
Forward Contracts for "cross hedging" purposes (E.G., the purchase or sale of  a
Forward   Contract  on  one  type  of  currency,  as  a  hedge  against  adverse
fluctuations in the value of a second type of currency).
    

If a hedging transaction in Forward Contracts is successful, the decline in  the
value  of portfolio securities  or other assets  or the increase  in the cost of
securities or other assets to  be acquired may be offset,  at least in part,  by
profits  on the  Forward Contract. Nevertheless,  by entering  into such Forward
Contracts, a Series may be required to  forego all or a portion of the  benefits
which  otherwise could have  been obtained from  favorable movements in exchange
rates or natural resources prices. The Series do not intend, in most  instances,
to  hold Forward Contracts entered into until maturity, at which time they would
be required to deliver or accept  delivery of the underlying currency, but  will
usually  seek  to  close  out  positions  in  such  contracts  by  entering into
offsetting transactions, which will serve to fix a Series' profit or loss  based
upon  the  value of  the contracts  at  the time  the offsetting  transaction is
executed.

The Series may also enter into transactions in Forward Contracts for other  than
hedging  purposes,  which presents  greater profit  potential but  also involves
increased risk. For  example, a  Series may  purchase a  given foreign  currency
through a Forward Contract if, in the judgment of the Adviser, the value of such
currency is expected to rise relative to the U.S. dollar. Conversely, the Series
may  sell the currency through  a Forward Contract if  the Adviser believes that
its value will decline relative to the dollar.

A Series  entering  into  such  transactions  will  profit  if  the  anticipated
movements  in foreign  currency exchange rates  occurs, which  will increase its
gross income. Where exchange rates do not move in

                                       11
<PAGE>
the direction or  to the  extent anticipated,  however, the  Series may  sustain
losses,  which will reduce its gross income. Such transactions, therefore, could
be considered speculative and could involve significant risk of loss.

Each Series has established procedures consistent with statements by the SEC and
its staff  regarding  the use  of  Forward Contracts  by  registered  investment
companies,  which require the use of segregated assets or "cover " in connection
with the purchase and sale  of such contracts. In  those instances in which  the
Series  satisfies  this  requirement  through  segregation  of  assets,  it will
maintain, in a segregated account,  cash, cash equivalents or high-quality  debt
securities,  which will be marked to market on a daily basis, in an amount equal
to the value of its commitments  under Forward Contracts. While these  contracts
are  not presently  regulated by  the CFTC,  the CFTC  may in  the future assert
authority to regulate Forward Contracts. In  such event, the Series' ability  to
utilize Forward Contracts in the manner set forth above may be restricted.

   
OPTIONS  ON FOREIGN  CURRENCIES: Each of  the Emerging Growth  Series, the World
Governments Series and the High Income Series may purchase and write options  on
foreign  currencies for hedging  purposes in a  manner similar to  that in which
futures contracts on foreign currencies, or Forward Contracts, will be utilized.
For example,  a decline  in the  dollar value  of a  foreign currency  in  which
portfolio  securities  are  denominated will  reduce  the dollar  value  of such
securities, even if  their value in  the foreign currency  remains constant.  In
order  to protect against such diminutions in the value of portfolio securities,
a Series may purchase put options on  the foreign currency. If the value of  the
currency  does decline, the Series will have the right to sell such currency for
a fixed amount in dollars and will thereby offset, in whole in part, the adverse
effect on its portfolio which otherwise would have resulted.
    

Conversely, where a rise in the dollar  value of a currency in which  securities
to be acquired are denominated is projected, thereby increasing the cost of such
securities,  the Series may purchase call  options thereon. The purchase of such
options could offset, at least partially,  the effects of the adverse  movements
in  exchange  rates. As  in the  case of  other types  of options,  however, the
benefit to a Series deriving from purchases of foreign currency options will  be
reduced by the amount of the premium and related transaction costs. In addition,
where  currency exchange  rates do not  move in  the direction or  to the extent
anticipated, a Series could sustain  losses on transactions in foreign  currency
options  which would require  it to forego a  portion or all  of the benefits of
advantageous changes in such rates.

A Series may write options on foreign  currencies for the same types of  hedging
purposes.  For example,  where the  Series anticipates  a decline  in the dollar
value of foreign-denominated securities due to adverse fluctuations in  exchange
rates  it could, instead of purchasing a put  option, write a call option on the
relevant currency. If the expected decline  occurs, the option will most  likely
not  be exercised, and the  diminution in value of  portfolio securities will be
offset by the amount of the premium received.

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

ADDITIONAL RISK FACTORS:
OPTIONS, FUTURES AND FORWARD TRANSACTIONS

RISK  OF IMPERFECT CORRELATION OF HEDGING  INSTRUMENTS WITH A SERIES' PORTFOLIO.
The Series' ability effectively  to hedge all or  a portion of their  portfolios
through   transactions  in  options,  Futures   Contracts,  Options  on  Futures
Contracts, Forward Contracts  and options  on foreign currencies  depend on  the
degree  to which price movements in the underlying index or instrument correlate
with price movements in the relevant  portion of the Series' portfolios. In  the
case  of futures and options based on an index, the portfolio will not duplicate
the components of the  index, and in  the case of futures  and options on  fixed
income  securities, the portfolio  securities which are being  hedged may not be
the same  type  of obligation  underlying  such  contract. The  use  of  Forward
Contracts for "cross hedging" purposes may involve greater correlation risks. As
a  result, the correlation probably will  not be exact. Consequently, the Series
bear the risk that the price of  the portfolio securities being hedged will  not
move in the same amount or direction as the underlying index or obligation.

For  example, if  a Series  purchases a  put option  on an  index and  the index
decreases   less   than    the   value   of    the   hedged   securities,    the

                                       12
<PAGE>
Series would experience a loss which is not completely offset by the put option.
It  is also possible that there may  be a negative correlation between the index
or obligation underlying an option or Futures Contract in which the Series has a
position and the portfolio securities the  Series is attempting to hedge,  which
could  result in  a loss on  both the  portfolio and the  hedging instrument. In
addition, a Series may enter into  transactions in Forward Contracts or  options
on  foreign  currencies in  order  to hedge  against  exposure arising  from the
currencies underlying such instruments.  In such instances,  the Series will  be
subject  to the additional risk of  imperfect correlation between changes in the
value of the currencies underlying such  forwards or options and changes in  the
value of the currencies being hedged.

It  should be noted that  stock index futures contracts  or options based upon a
narrower index of securities, such as those of a particular industry group,  may
present greater risk than options or futures based on a broad market index. This
is  due to  the fact  that a  narrower index  is more  susceptible to  rapid and
extreme fluctuations as a result  of changes in the value  of a small number  of
securities. Nevertheless, where a Series enters into transactions in options, or
futures  on narrowly-based indexes for hedging  purposes, movements in the value
of the index  should, if  the hedge is  successful, correlate  closely with  the
portion of the Series' portfolio or the intended acquisitions being hedged.

The  trading of  Futures Contracts,  options and  Forward Contracts  for hedging
purposes entails the additional risk of imperfect correlation between  movements
in  the  futures  or option  price  and the  price  of the  underlying  index or
obligation. The anticipated spread  between the prices may  be distorted due  to
the  differences in  the nature  of the  markets such  as differences  in margin
requirements, the liquidity of such markets and the participation of speculators
in the  options,  futures  and  forward markets.  In  this  regard,  trading  by
speculators   in  options,  futures  and  Forward  Contracts  has  in  the  past
occasionally  resulted  in  market  distortions,  which  may  be  difficult   or
impossible to predict, particularly near the expiration of such contracts.

The  trading of Options on Futures Contracts  also entails the risk that changes
in the value of the underlying Futures Contracts will not be fully reflected  in
the  value of the option. The  risk of imperfect correlation, however, generally
tends to diminish  as the maturity  date of the  Futures Contract or  expiration
date of the option approaches.

Further,  with  respect  to options  on  securities, options  on  stock indexes,
options on currencies and Options on  Futures Contracts, the Series are  subject
to  the risk of market  movements between the time  that the option is exercised
and the time of  performance thereunder. This could  increase the extent of  any
loss suffered by a Series in connection with such transactions.

In  writing a covered  call option on  a security, index  or futures contract, a
Series also incurs the risk that changes in the value of the instruments used to
cover the position will not correlate closely  with changes in the value of  the
option  or underlying index or instrument. For  example, where a Series covers a
call option written  on a stock  index through segregation  of securities,  such
securities may not match the composition of the index, and the Series may not be
fully  covered. As a result, the Series could  be subject to risk of loss in the
event of adverse market movements.

The writing of  options on securities,  options on stock  indexes or Options  on
Futures  Contracts constitutes only a partial  hedge against fluctuations in the
value of a Series' portfolio.  When a Series writes  an option, it will  receive
premium  income in return for  the holder's purchase of  the right to acquire or
dispose of  the underlying  obligation. In  the  event that  the price  of  such
obligation does not rise sufficiently above the exercise price of the option, in
the  case of a call, or fall below the exercise price, in the case of a put, the
option will  not be  exercised and  the Series  will retain  the amount  of  the
premium,  less related transaction costs, which  will constitute a partial hedge
against any decline that may have occurred in the Series' portfolio holdings  or
any increase in the cost of the instruments to be acquired.

Where  the price of the underlying obligation moves sufficiently in favor of the
holder to warrant exercise of the option, however, and the option is  exercised,
the Series will incur a loss which may only be partially offset by the amount of
the  premium  it received.  Moreover,  by writing  an  option, a  Series  may be
required to forego the benefits which might otherwise have been obtained from an
increase in the value of  portfolio securities or other  assets or a decline  in
the value of securities or assets to be acquired.

In  the event of the occurrence of any of the foregoing adverse market events, a
Series' overall return may be  lower than if it had  not engaged in the  hedging
transactions.

Those  Series  that may  enter transactions  in options  (except for  Options on
Foreign Currencies), Futures Contracts, Options on Futures Contracts and Forward
Contracts for  hedging  purposes  may  also enter  into  such  transactions  for
non-hedging  purposes.  Non-hedging  transactions  in  such  investments involve
greater risks and may result in losses  which may not be offset by increases  in
the  value of portfolio securities  or declines in the  cost of securities to be
acquired. The  Series  will  only  write covered  options,  such  that  cash  or
securities  necessary to  satisfy an option  exercise will be  segregated at all
times, unless the option is covered in such other manner as may be in accordance
with the rules of the exchange on which the option is traded and applicable laws
and regulations. Nevertheless, the  method of covering an  option employed by  a
Series  may not  fully protect it  against risk of  loss and, in  any event, the
Series could suffer losses on the option  position which might not be offset  by
corresponding  portfolio gains. Entering into transactions in Futures Contracts,
Options on  Futures  Contracts and  Forward  Contracts for  other  than  hedging
purposes could expose the Series to significant risk of loss if foreign currency
exchange rates do not move in the direction or to the extent anticipated.

With respect to the writing of straddles on securities, a Series incurs the risk
that  the price of the  underlying security will not  remain stable, that one of
the options written will be  exercised and that the  resulting loss will not  be
offset  by the  amount of the  premiums received.  Such transactions, therefore,
create an  opportunity for  increased  return by  providing  a Series  with  two
simultaneous  premiums on the same security,  but involve additional risk, since
the Series may  have an option  exercised against it  regardless of whether  the
price of the security increases or decreases.

                                       13
<PAGE>
RISK  OF A  POTENTIAL LACK OF  A LIQUID  SECONDARY MARKET. Prior  to exercise or
expiration, a futures or option position can only be terminated by entering into
a closing purchase  or sale transaction.  This requires a  secondary market  for
such  instruments on the  exchange on which the  initial transaction was entered
into. While the  Series will  enter into options  or futures  positions only  if
there  appears  to  be a  liquid  secondary  market therefor,  there  can  be no
assurance that such  a market  will exist for  any particular  contracts at  any
specific  time. In that  event, it may not  be possible to  close out a position
held by a  Series, and  the Series  could be required  to purchase  or sell  the
instrument  underlying  an option,  make or  receive a  cash settlement  or meet
ongoing variation margin requirements. Under  such circumstances, if the  Series
has  insufficient  cash  available  to  meet  margin  requirements,  it  will be
necessary to liquidate portfolio securities or other assets at a time when it is
disadvantageous to  do  so. The  inability  to  close out  options  and  futures
positions,  therefore,  could  have an  adverse  impact on  the  Series' ability
effectively to hedge their portfolios, and could result in trading losses.

The liquidity of a secondary market in a Futures Contract or option thereon  may
be  adversely  affected  by  "daily price  fluctuation  limits,"  established by
exchanges, which limit  the amount  of fluctuation in  the price  of a  contract
during  a  single trading  day. Once  the daily  limit has  been reached  in the
contract, no  trades may  be entered  into at  a price  beyond the  limit,  thus
preventing  the liquidation  of open futures  or option  positions and requiring
traders to make additional  margin deposits. Prices have  in the past moved  the
daily limit on a number of consecutive trading days.

The  trading of  Futures Contracts and  options is  also subject to  the risk of
trading  halts,  suspensions,  exchange  or  clearinghouse  equipment  failures,
government  intervention,  insolvency of  a brokerage  firm or  clearinghouse or
other disruptions  of normal  trading activity,  which could  at times  make  it
difficult  or impossible  to liquidate existing  positions or  to recover excess
variation margin payments.

MARGIN. Because  of low  initial margin  deposits  made upon  the opening  of  a
futures  or forward  position and  the writing  of an  option, such transactions
involve substantial leverage.  As a  result, relatively small  movements in  the
price  of the  contract can  result in  substantial unrealized  gains or losses.
Where a Series enters  into such transactions for  hedging purposes, any  losses
incurred  in connection therewith should, if the hedging strategy is successful,
be offset, in whole or in part, by increases in the value of securities or other
assets held by  the Series or  decreases in  the prices of  securities or  other
assets  the  Series  intends  to  acquire.  Where  a  Series  enters  into  such
transactions for other than hedging purposes, the margin requirements associated
with such transactions could expose the Series to greater risk.

TRADING AND  POSITION LIMITS.  The exchange  on which  futures and  options  are
traded  may impose limitations governing the  maximum number of positions on the
same side of the market and  involving the same underlying instrument which  may
be  held by a  single investor, whether  acting alone or  in concert with others
(regardless of  whether  such  contracts  are held  on  the  same  or  different
exchanges  or held  or written in  one or more  accounts or through  one or more
brokers). Further, the CFTC  and the various  contract markets have  established
limits  referred to as "speculative position limits"  on the maximum net long or
net short position which any person may hold or control in a particular  futures
or  option contract. An exchange may order the liquidation of positions found to
be  in  violation  of  these  limits  and  it  may  impose  other  sanctions  or
restrictions.  The  Adviser does  not believe  that  these trading  and position
limits will have any adverse impact on the strategies for hedging the portfolios
of the Series.

RISKS OF OPTIONS ON FUTURES CONTRACTS. The amount of risk a Series assumes  when
it purchases an Option on a Futures Contract is the premium paid for the option,
plus  related transaction  costs. In order  to profit from  an option purchased,
however, it  may  be necessary  to  exercise the  option  and to  liquidate  the
underlying  Futures  Contract, subject  to the  risks of  the availability  of a
liquid offset market  described herein.  The writer of  an Option  on a  Futures
Contract  is subject  to the risks  of commodity futures  trading, including the
requirement of initial and variation margin payments, as well as the  additional
risk  that movements in the price of the option may not correlate with movements
in the price of the underlying security, index, currency or Futures Contract.

RISKS OF  TRANSACTIONS  RELATED  TO  FOREIGN  CURRENCIES  AND  TRANSACTIONS  NOT
CONDUCTED  ON  U.S.  EXCHANGES.  Transactions in  Forward  Contracts  on foreign
currencies,  as  well  as  futures   and  options  on  foreign  currencies   and
transactions   executed  on  foreign  exchanges,  are  subject  to  all  of  the
correlation, liquidity and  other risks  outlined above.  In addition,  however,
such  transactions are  subject to  the risk  of governmental  actions affecting
trading in or the  prices of currencies underlying  such contracts, which  could
restrict or eliminate trading and could have a substantial adverse effect on the
value  of positions held by a Series. Further, the value of such positions could
be adversely  affected by  a  number of  other  complex political  and  economic
factors applicable to the countries issuing the underlying currencies.

Further,  unlike  trading  in  most  other types  of  instruments,  there  is no
systematic reporting  of  last sale  information  with respect  to  the  foreign
currencies  underlying contracts thereon. As a result, the available information
on which trading systems will be based may not be as complete as the  comparable
data on which a Series makes investment and trading decisions in connection with
other  transactions. Moreover, because the foreign  currency market is a global,
24-hour market, events could occur in that market which will not be reflected in
the forward, futures or options market  until the following day, thereby  making
it more difficult for the Series to respond to such events in a timely manner.

Settlements  of  exercises  of  over-the-counter  Forward  Contracts  or foreign
currency options generally must occur within the country issuing the  underlying
currency,  which in  turn requires  traders to accept  or make  delivery of such
currencies in conformity with any  U.S. or foreign restrictions and  regulations
regarding the maintenance of foreign banking relationships, fees, taxes or other
charges.

Unlike  transactions  entered  into  by  the  Series  in  Futures  Contracts and
exchange-traded options, options  on foreign currencies,  Forward Contracts  and
over-the-counter  options  on  securities  are not  traded  on  contract markets
regulated by  the  CFTC or  (with  the  exception of  certain  foreign  currency
options) the SEC. To the

                                       14
<PAGE>
contrary,  such instruments are traded  through financial institutions acting as
market-makers, although  foreign currency  options are  also traded  on  certain
national  securities exchanges, such as the  Philadelphia Stock Exchange and the
Chicago  Board   Options   Exchange,   subject  to   SEC   regulation.   In   an
over-the-counter  trading  environment,  many  of  the  protections  afforded to
exchange participants will  not be available.  For example, there  are no  daily
price  fluctuation limits, and adverse market movements could therefore continue
to an unlimited  extent over  a period  of time.  Although the  purchaser of  an
option  cannot lose more than the amount of the premium plus related transaction
costs, this  entire amount  could be  lost. Moreover,  the option  writer and  a
trader  of Forward Contracts could lose amounts substantially in excess of their
initial investments, due  to the margin  and collateral requirements  associated
with such positions.

In  addition,  over-the-counter transactions  can only  be  entered into  with a
financial institution willing  to take  the opposite  side, as  principal, of  a
Series'  position unless  the institution  acts as  broker and  is able  to find
another counterparty  willing to  enter into  the transaction  with the  Series.
Where no such counterparty is available, it will not be possible to enter into a
desired transaction. There also may be no liquid secondary market in the trading
of  over-the-counter contracts, and a Series could be required to retain options
purchased or  written,  or  Forward  Contracts  entered  into,  until  exercise,
expiration  or maturity. This in turn could  limit the Series' ability to profit
from open positions or to reduce losses experienced, and could result in greater
losses.

Further, over-the-counter transactions are  not subject to  the guarantee of  an
exchange  clearinghouse, and a Series  will therefore be subject  to the risk of
default by,  or the  bankruptcy of,  the financial  institution serving  as  its
counterparty.  One or more  of such institutions also  may decide to discontinue
their role  as  market-makers in  a  particular currency  or  security,  thereby
restricting  the Series' ability  to enter into  desired hedging transactions. A
Series will enter into an  over-the-counter transaction only with parties  whose
creditworthiness has been reviewed and found satisfactory by the Adviser.

Options  on securities, options on stock  indexes, Futures Contracts, Options on
Futures Contracts and options on foreign  currencies may be traded on  exchanges
located in foreign countries. Such transactions may not be conducted in the same
manner  as those entered into on U.S. exchanges, and may be subject to different
margin, exercise, settlement or expiration procedures. As a result, many of  the
risks  of  over-the-counter  trading  may be  present  in  connection  with such
transactions.
Options on foreign currencies traded on national securities exchanges are within
the jurisdiction of the SEC, as  are other securities traded on such  exchanges.
As  a result, many of the protections provided to traders on organized exchanges
will be available with respect to such transactions. In particular, all  foreign
currency  option positions  entered into on  a national  securities exchange are
cleared and guaranteed by the Options Clearing Corporation (the "OCC"),  thereby
reducing the risk of counterparty default. Further, a liquid secondary market in
options  traded on a national securities  exchange may be more readily available
than  in  the  over-the-counter  market,  potentially  permitting  a  Series  to
liquidate  open positions  at a  profit prior to  exercise or  expiration, or to
limit losses in the event of adverse market movements.

The purchase and sale of  exchange-traded foreign currency options, however,  is
subject  to the risks of the availability of a liquid secondary market described
above, as well  as the risks  regarding adverse market  movements, margining  of
options   written,  the  nature   of  the  foreign   currency  market,  possible
intervention by governmental authorities and the effects of other political  and
economic  events.  In addition,  exchange-traded  options on  foreign currencies
involve certain risks not presented by the over-the-counter market. For example,
exercise and settlement  of such options  must be made  exclusively through  the
OCC, which has established banking relationships in applicable foreign countries
for  this  purpose. As  a result,  the OCC  may, if  it determines  that foreign
governmental restrictions  or  taxes would  prevent  the orderly  settlement  of
foreign  currency option exercises, or would result  in undue burdens on the OCC
or its clearing member,  impose special procedures  on exercise and  settlement,
such  as technical changes in the mechanics  of delivery of currency, the fixing
of dollar settlement prices or prohibitions on exercise.

POLICIES ON THE USE  OF FUTURES AND  OPTIONS ON FUTURES  CONTRACTS. In order  to
assure  that the Series will not be deemed to be a "commodity pool" for purposes
of the Commodity  Exchange Act, regulations  of the CFTC  require that a  Series
enter  into transactions in  Futures Contracts and  Options on Futures Contracts
only (i) for  BONA FIDE hedging  purposes (as defined  in CFTC regulations),  or
(ii)  for non-hedging purposes,  provided that the  aggregate initial margin and
premiums on such  non-hedging positions does  not exceed 5%  of the  liquidation
value  of  the Series'  assets. In  addition,  the Series  must comply  with the
requirements  of  various  state  securities   laws  in  connection  with   such
transactions.

Each Series has adopted the additional restriction that it will not enter into a
Futures  Contract if, immediately thereafter, the  value of securities and other
obligations underlying all such Futures Contracts would exceed 50% of the  value
of  such Series' total assets. Moreover, a Series will not purchase put and call
options if as a  result more than 5%  of its total assets  would be invested  in
such options.

When a Series purchases a Futures Contract, an amount of cash or securities will
be  deposited in  a segregated  account with  the Series  custodian so  that the
amount so segregated will at all times equal the value of the Futures  Contract,
thereby insuring that the use of such futures is unleveraged.

   
RISKS OF INVESTING IN LOWER RATED BONDS
    

   
Each  of the Emerging Growth  Series, the Growth Series,  the Growth With Income
Series, the  Research Series,  the Total  Return Series,  the Bond  Series,  the
Limited  Maturity Series,  the Strategic  Fixed Income  Series, the  High Income
Series and the Utilities Series may invest in fixed income securities rated  Baa
by  Moody's  Investors Service,  Inc. ("Moody's")  or BBB  by Standard  & Poor's
Ratings Group ("S&P") or Fitch Investors Service, Inc. ("Fitch") and  comparable
unrated   securities.  These  securities,  while  normally  exhibiting  adequate
protection parameters, have speculative
    

                                       15
<PAGE>
characteristics and changes  in economic conditions  or other circumstances  are
more  likely  to lead  to a  weakened  capacity to  make principal  and interest
payments than in the case of higher grade fixed income securities.

   
Each of these  Series (except the  Limited Maturity Series)  may also invest  in
fixed  income securities rated Ba or  lower by Moody's or BB  or lower by S&P or
Fitch and comparable unrated securities (commonly known as "junk bonds") to  the
extent  described in the  Prospectus. No minimum rating  standard is required by
the Series. These  securities are  considered speculative  and, while  generally
providing  greater  income than  investments  in higher  rated  securities, will
involve greater  risk of  principal  and income  (including the  possibility  of
default or bankruptcy of the issuers of such securities) and may involve greater
volatility  of  price  (especially  during periods  of  economic  uncertainty or
change) than securities in the higher rating categories and because yields  vary
over  time, no specific level  of income can ever  be assured. These lower rated
high yielding fixed income securities generally tend to reflect economic changes
(and the  outlook  for  economic  growth),  short-term  corporate  and  industry
developments  and the  market's perception  of their  credit quality (especially
during times  of  adverse publicity)  to  a  greater extent  than  higher  rated
securities  which  react  primarily  to fluctuations  in  the  general  level of
interest rates  (although these  lower rated  fixed income  securities are  also
affected  by changes in interest  rates). In the past,  economic downturns or an
increase in interest rates  have, under certain  circumstances, caused a  higher
incidence  of default by  the issuers of these  securities and may  do so in the
future, especially in the case of highly leveraged issuers. The prices for these
securities may  be  affected by  legislative  and regulatory  developments.  The
market for these lower rated fixed income securities may be less liquid than the
market  for investment grade fixed income securities. Furthermore, the liquidity
of these lower rated  securities may be affected  by the market's perception  of
their  credit quality.  Therefore, the  Adviser's judgment  may at  times play a
greater role in valuing  these securities than in  the case of investment  grade
fixed  income securities,  and it  also may  be more  difficult during  times of
certain adverse market conditions to sell  these lower rated securities to  meet
redemption requests or to respond to changes in the market.
    

While  the  Adviser may  refer to  ratings issued  by established  credit rating
agencies, it is not the Series' policy to rely exclusively on ratings issued  by
these  rating agencies, but rather to supplement such ratings with the Adviser's
own independent and ongoing review of  credit quality. To the extent the  Series
invests  in  these lower  rated securities,  the  achievement of  its investment
objectives may be more  dependent on the Adviser's  own credit analysis than  in
the  case of a fund  investing in higher quality  fixed income securities. These
lower rated securities  may also  include zero coupon  bonds, deferred  interest
bonds and PIK bonds.
FOREIGN SECURITIES:
   
The  Limited  Maturity  Series  may invest  in  dollar-denominated  foreign debt
securities. The Money  Market Series  may invest  in the  securities of  foreign
issuers  and  in the  securities  of foreign  branches  of U.S.  banks,  such as
negotiable certificates  of  deposit  (Eurodollars). The  remaining  Series  may
invest  in dollar-denominated and non  dollar-denominated foreign securities. As
discussed  in  the  Prospectus,   investing  in  foreign  securities   generally
represents a greater degree of risk than investing in domestic securities due to
possible  exchange rate fluctuations, less  publicly available information, more
volatile markets, less securities regulation, less favorable tax provisions, war
or expropriation. As a result of its investments in foreign securities, a Series
may receive  interest or  dividend payments,  or  the proceeds  of the  sale  or
redemption of such securities,in the foreign currencies in which such securities
are denominated. Under certain circumstances, such as where the Adviser believes
that  the applicable exchange rate is unfavorable at the time the currencies are
received or the  Adviser anticipates, for  any other reason,  that the  exchange
rate will improve, a Series may hold such currencies for an indefinite period of
time.  While the holding of currencies will permit a Series to take advantage of
favorable movements in the applicable exchange rate, such strategy also  exposes
the  Series to risk of loss if exchange rates move in a direction adverse to the
Series' position. Such losses  could reduce any profits  or increase any  losses
sustained  by the  Series from  the sale or  redemption of  securities and could
reduce the dollar value of interest or dividend payments received.
    

   
AMERICAN DEPOSITARY RECEIPTS
    

Each of  the Series  except the  Limited Maturity  Series and  the Money  Market
Series   may  invest  in   American  Depositary  Receipts   ("ADRs")  which  are
certificates issued  by a  U.S.  depositary (usually  a  bank) and  represent  a
specified  quantity of shares of an underlying  non-U.S. stock on deposit with a
custodian bank as collateral. ADRs may be sponsored or unsponsored. A  sponsored
ADR  is issued  by a  depository which  has an  exclusive relationship  with the
issuer of  the underlying  security. An  unsponsored ADR  may be  issued by  any
number of U.S. depositories. A Series may invest in either type of ADR. Although
the  U.S. investor  holds a substitute  receipt of ownership  rather than direct
stock certificates, the use of the depositary receipts in the United States  can
reduce  costs  and  delays as  well  as  potential currency  exchange  and other
difficulties. A  Series may  purchase  securities in  local markets  and  direct
delivery  of these ordinary shares to the  local depository of an ADR agent bank
in the  foreign country.  Simultaneously, the  ADR agents  create a  certificate
which  settles at the Series' custodian in  five days. A Series may also execute
trades on the U.S. markets using existing ADRs. A foreign issuer of the security
underlying an ADR is generally not subject to the same reporting requirements in
the United States as a domestic issuer. Accordingly the information available to
a U.S.  investor  will be  limited  to the  information  the foreign  issuer  is
required  to disclose in its own country and  the market value of an ADR may not
reflect undisclosed material information concerning the issuer of the underlying
security. ADRs may  also be  subject to exchange  rate risks  if the  underlying
foreign securities are denominated in foreign currency.

   
PORTFOLIO TRADING
    

   
The  Emerging Growth Series,  the Growth Series, the  Research Series, the Total
Return Series, the Bond  Series, the Strategic Fixed  Income Series, the  Growth
With  Income Series, the Limited Maturity Series, the High Income Series and the
Utilities Series expect to  have a portfolio  turnover rate of  up to 82%,  50%,
79%, 66%, 144%,
    

                                       16
<PAGE>
   
153%, 78%, 262%, 59%, and 115% respectively, during the current fiscal year. The
World  Governments Series had  a portfolio turnover  rate of 62%  for the fiscal
year ended December 31, 1994.
    
                              -------------------

A Series' limitations, policies and ratings  restrictions are adhered to at  the
time  of purchase or utilization of assets; a subsequent change in circumstances
will not be considered to result in a violation of policy.

3.  INVESTMENT RESTRICTIONS

Each Series  has adopted  the  following restrictions  which cannot  be  changed
without  the approval of the holders of a majority of the Series' shares (which,
as used in  this Statement of  Additional Information, means  the lesser of  (i)
more than 50% of the outstanding shares of the Trust or a Series, as applicable,
or  (ii) 67%  or more of  the outstanding  shares of the  Trust or  a Series, as
applicable, present at a meeting if holders of more than 50% of the  outstanding
shares  of the Trust or a Series, as applicable, are represented in person or by
proxy). Except for Investment Restriction (1), these investment restrictions and
policies are adhered  to at the  time of  purchase or utilization  of assets;  a
subsequent  change  in  circumstances will  not  be  considered to  result  in a
violation of any of the restrictions.

The Trust, on behalf of any Series, may not:

                                  (1)
        borrow   amounts    in   excess    of   33    1/3%   of    its    assets
including   amounts  borrowed  and   then  only  as   a  temporary  measure  for
  extraordinary or emergency purposes;

                                  (2)
        underwrite securities issued by other persons except
  insofar as  the Series  may technically  be deemed  an underwriter  under  the
  Securities  Act of 1933,  as amended (the  "1933 Act") in  selling a portfolio
  security;

        purchase  or   sell   real(3)estate   (including   limited   partnership
  interests but excluding securities secured by real estate or interests therein
  and securities of companies, such as real estate investment trusts, which deal
  in real estate or interests therein), interests in oil, gas or mineral leases,
  commodities  or  commodity contracts  (excluding  currencies and  any  type of
  option, Futures Contracts and Forward Contracts) in the ordinary course of its
  business. The Series reserves the freedom of  action to hold and to sell  real
  estate,   mineral  leases,  commodities   or  commodity  contracts  (including
  currencies and any type  of option, Futures  Contracts and Forward  Contracts)
  acquired as a result of the ownership of securities;

                                  (4)
        issue    any   senior   securities   except    as   permitted   by   the
  1940 Act.  For  purposes of  this  restriction, collateral  arrangements  with
  respect  to any type of swap,  option, Forward Contracts and Futures Contracts
  and collateral arrangements with respect  to initial and variation margin  are
  not deemed to be the issuance of a senior security;

                                  (5)
        make    loans   to    other   persons.    For   these    purposes,   the
  purchase of commercial paper, the purchase of a portion or all of an issue  of
  debt securities, the lending of portfolio securities, or the investment of the
  Series' assets in repurchase agreements, shall not be considered the making of
  a loan; or

                                  (6)
        purchase    any   securities    of   an    issuer   of    a   particular
  industry, if as a result, more than 25% of its gross assets would be  invested
  in  securities of issuers whose principal  business activities are in the same
  industry (except (i) there is no limitation with respect to obligations issued
  or guaranteed by the U.S. Government or its agencies and instrumentalities and
  repurchase agreements collateralized by such obligations, (ii) the High Income
  Series may  invest up  to 40%  of its  gross assets  in each  of the  electric
  utility  and telephone industries, (iii) the Money Market Series may invest up
  to 75% of its assets in all finance  companies as a group, all banks and  bank
  holding  companies as a group and all utility companies as a group when in the
  opinion of management yield differentials and money market conditions  suggest
  and  when cash is available for  such investment and instruments are available
  for purchase which  fulfill that  Series' objective  in terms  of quality  and
  marketability,  (iv) the Strategic Fixed Income Series may invest up to 40% of
  its assets in each  of the electric utility  and telephone industries and  (v)
  the  Utilities Series  will invest  at least  25% of  its gross  assets in the
  utilities industry).

In addition, each Series has adopted the following nonfundamental policies which
may be changed by the vote of the Trust's Board of Trustees without  shareholder
approval. The Trust, on behalf of any Series, will not:

                                  (1)
        invest   in   illiquid   investments,   including   securities   subject
  to legal  or contractual  restrictions on  resale  or for  which there  is  no
  readily  available market (e.g., trading in  the security is suspended, or, in
  the case of unlisted securities, where no  market exists) if more than 15%  of
  the  Series' assets (taken at market value) (10%  of assets in the case of the
  Money  Market  Series)  would  be  invested  in  such  securities.  Repurchase
  agreements  maturing in more than seven days will be deemed to be illiquid for
  purposes of  the  Series' limitation  on  investment in  illiquid  securities.
  Securities  that are not registered under the 1933 Act and sold in reliance on
  Rule 144A thereunder, but are determined to be liquid by the Trust's Board  of
  Trustees (or its delegee), will not be subject to this 15% (10% in the case of
  the Money Market Series) limitation;

                                  (2)
        purchase securities issued by any other investment
  company  in excess of the  amount permitted by the  1940 Act, except when such
  purchase is part of a plan of merger or consolidation;

                                  (3)
        purchase   any   securities   or    evidences   of   interest    therein
  on  margin, except that the Series may obtain such short-term credit as may be
  necessary for the clearance of any transaction and except that the Series  may
  make  margin deposits  in connection  with any  type of  swap, option, Futures
  Contracts and Forward Contracts;

                                  (4)
        sell   any   security   which   the   Series   does   not   own   unless
  by  virtue of its ownership of other securities  the Series has at the time of
  sale a right  to obtain  securities without payment  of further  consideration
  equivalent in kind and amount to the securities sold and provided that if such
  right is conditional, the sale is made upon the same conditions;

                                       17
<PAGE>
                                  (5)
        pledge,   mortgage   or   hypothecate   in   excess   of   33   1/3%  of
  its gross assets.  For purposes of  this restriction, collateral  arrangements
  with  respect  to any  type  of swap,  option,  Futures Contracts  and Forward
  Contracts  and  payments  of  initial  and  variation  margin  in   connection
  therewith, are not considered a pledge of assets;
                                  (6)
        purchase    or    sell    any    put    or    call    option    or   any
combination  thereof,  provided  that  this  shall  not  prevent  the  purchase,
  ownership,  holding or sale of (i) warrants  where the grantor of the warrants
  is the issuer  of the underlying  securities or  (ii) put or  call options  or
  combinations thereof with respect to securities, indices of securities, swaps,
  foreign currencies and Futures Contracts;
                                  (7)
        invest for the purpose of exercising control or
  management;
                                  (8)
        hold    obligations   issued    or   guaranteed   by    any   one   U.S.
  Governmental agency or instrumentality, at the end of any calendar quarter (or
  within 30 days thereafter), to the extent such holdings would cause the Series
  to fail to  comply with  the diversification requirements  imposed by  Section
  817(h)  of the Internal Revenue Code of 1986, as amended (the "Code"), and the
  Treasury regulations issued thereunder on segregated asset accounts that  fund
  variable contracts.

   
In  addition, as  nonfundamental policies  which may be  changed by  vote of the
Trust's Board of Trustees:  (i) each Series,  to the extent  that it invests  in
foreign  securities  (excluding ADRs),  will be  invested in  a minimum  of five
different foreign countries at all times, provided that this minimum is  reduced
to  four when foreign country investments comprise  less than 80% of the Series'
net assets, to three when less than 60% of such value, to two when less than 40%
of such value, and to one when less than 20% of such value; (ii) no Series  will
have  more than 20% of its net  assets invested in securities of issuers located
in any one foreign country, provided that a Series may have up to 35% of its net
assets invested in securities of  issuers located in Australia, Canada,  France,
Japan,  the  United Kingdom  or West  Germany;  and (iii)  no Series  may borrow
amounts in  excess of  10% of  its net  assets when  borrowing for  any  general
purpose  or in excess of 25% of net assets when borrowing as a temporary measure
to facilitate redemptions.
    

4.  MANAGEMENT OF THE TRUST
The Board of Trustees of the  Trust provides broad supervision over the  affairs
of each Series. MFS is responsible for the investment management of each Series'
assets  and the officers  of the Trust  are responsible for  its operations. The
Trustees and  officers  of the  Trust  are  listed below,  together  with  their
principal  occupations during the past five years. (Their titles may have varied
during that period.)

TRUSTEES

   
A. KEITH BRODKIN*, Chairman
    
   
Massachusetts Financial Services Company, Chairman.
    

   
NELSON J. DARLING, JR.
    
   
Director or  Trustee  of  several corporations  or  trusts,  including:  Eastern
Enterprises (diversified holding company), Trustee.
    
Address: 18 Tremont Street, Boston, Massachusetts

   
WILLIAM R. GUTOW
    
   
Private  Investor;  Real Estate  Consultant; Capitol  Entertainment (Blockbuster
Video Franchise), Senior Vice President (since 1989).
    
Address: 3102 Maple Avenue, #100, Dallas, Texas

OFFICERS

   
W. THOMAS LONDON*, Treasurer
    
   
Massachusetts Financial Services  Company, Senior Vice  President and  Assistant
Treasurer.
    

   
STEPHEN E. CAVAN*, Secretary and Clerk
    
   
Massachusetts Financial Services Company, Senior Vice President, General Counsel
and Assistant Secretary.
    

   
JAMES R. BORDEWICK, JR.*, Assistant Secretary
    
   
Massachusetts  Financial Services Company, Vice  President and Associate General
Counsel (since  September 1990);  associated with  a major  law firm  (prior  to
August 1990).
    

   
JAMES O. YOST*, Assistant Treasurer
    
   
Massachusetts Financial Services Company.
    
- ------------------------
*"Interested  persons" (as  defined in  the Investment  Company Act  of 1940, as
 amended (the "1940 Act")) of the Adviser, whose address is 500 Boylston Street,
 Boston, Massachusetts 02116.

Mr. Brodkin and each officer  hold comparable positions with certain  affiliates
of  MFS  or  with certain  other  funds of  which  MFS  or a  subsidiary  is the
investment adviser or distributor.  Messrs. Brodkin and  Cavan are the  Chairman
and  the Secretary, respectively, of MFD and hold similar positions with certain
other MFS affiliates.

   
As of  December 31,  1994,  Massachusetts Financial  Service Company  Inc.,  500
Boylston Street, Boston, Massachusetts 02116-3740 was the owner of approximately
30% of the outstanding shares of the World Governments Series.
    

   
As  of December  31, 1994,  Century Life  of America,  on behalf  of its Century
Variable Annuity Account, 2000  Heritage Way, Waverly,  Iowa 50677-9208 was  the
owner of 69% of the outstanding shares of the World Governments Series.
    

   
The  Trust pays the compensation of  non-interested Trustees (who will receive a
fee of $217  per year per  Series plus  $100 per meeting  and committee  meeting
attended per Series, together with such trustee's out-of-pocket expenses).
    

   
Set  forth  in  Exhibit A  hereto  is  certain information  concerning  the cash
compensation paid to non-interested Trustees.
    

The Declaration of Trust provides that the Trust will indemnify its Trustees and
officers against liabilities and expenses incurred in connection with litigation
in which they may be involved because  of their offices with the Trust,  unless,
as  to liabilities of the  Trust or its shareholders,  it is finally adjudicated
that they  engaged  in  willful  misfeasance, bad  faith,  gross  negligence  or
reckless  disregard of the duties involved in  their offices, or with respect to
any matter, unless it is adjudicated that they did not act in good faith in  the
reasonable  belief that their actions were in the best interest of the Trust. In
the case of settlement, such indemnification will not be provided unless it  has
been  determined pursuant  to the  Declaration of  Trust, that  such officers or
Trustees have not engaged in willful misfeasance, bad faith, gross negligence or
reckless disregard of their duties.

                                       18
<PAGE>
INVESTMENT ADVISER

   
MFS and its predecessor organizations have a history of money management  dating
from  1924. MFS is a subsidiary of Sun Life of Canada (U.S.), which in turn is a
subsidiary of Sun Life Assurance Company of Canada ("Sun Life").
    

   
INVESTMENT ADVISORY AGREEMENT
    
   
MFS manages  the  assets of  each  Series  pursuant to  an  Investment  Advisory
Agreement  with the Trust  on behalf of each  Series dated as  of April 14, 1994
(the "Advisory  Agreement"). MFS  provides the  Series with  overall  investment
advisory  and  administrative services,  as well  as general  office facilities.
Subject to such  policies as the  Trustees may determine,  MFS makes  investment
decisions  for  the  Series.  For these  services  and  facilities,  the Adviser
receives an annual management  fee, computed and paid  monthly, as disclosed  in
the Prospectus under the heading "Management of the Series."
    

   
For the Fund's fiscal year ended December 31, 1994, MFS received management fees
for  the World  Governments Series  under the  Advisory Agreement  of $7,604 and
assumed $36,473 of the World Governments Series' expenses. See "Expenses" in the
Prospectus.
    

In order to  comply with  the expense  limitations of  certain state  securities
commissions,  MFS will reduce its management fee or otherwise reimburse a Series
for any  expenses,  exclusive  of interest,  taxes  and  brokerage  commissions,
incurred by the Series in any fiscal year to the extent such expenses exceed the
most  restrictive of such  state expense limitations.  MFS will make appropriate
adjustments to such reductions and  reimbursements in response to any  amendment
or rescission of the various state requirements.

   
MFS  pays the compensation of the Trust's officers  and of any Trustee who is an
officer  of  MFS.  MFS  also  furnishes   at  its  own  expense  all   necessary
administrative  services, including office space, equipment, clerical personnel,
investment advisory  facilities, and  all  executive and  supervisory  personnel
necessary  for  managing  each  Series'  investments,  effecting  its  portfolio
transactions and, in general, administering its affairs.
    
The Advisory Agreement  with the  Trust will remain  in effect  until August  1,
1995,  and will continue in effect thereafter with respect to any Series only if
such continuance is  specifically approved  at least  annually by  the Board  of
Trustees  or  by  vote  of a  majority  of  the Series'  shares  (as  defined in
"Investment Restrictions") and, in  either case, by a  majority of the  Trustees
who  are not parties to the Advisory Agreement or interested persons of any such
party. The Advisory Agreement terminates automatically if it is assigned and may
be terminated with respect to any Series  without penalty by vote of a  majority
of  the Series'  shares (as defined  in "Investment Restrictions")  or by either
party on not  more than  60 days'  nor less than  30 days'  written notice.  The
Advisory  Agreement with respect to  each Series provides that  if MFS ceases to
serve as the investment adviser to the  Series, the Series will change its  name
so  as to delete the term  "MFS" and that MFS may  render services to others and
may permit other fund clients to use the term "MFS" in their names. The Advisory
Agreement also provides that neither MFS  nor its personnel shall be liable  for
any  error of  judgment or mistake  of law  or for any  loss arising  out of any
investment or for any  act or omission  in the execution  and management of  the
Series,  except for  willful misfeasance, bad  faith or gross  negligence in the
performance of its or their duties or by reason of reckless disregard of its  or
their obligations and duties under the Advisory Agreement.

CUSTODIAN

Investors Bank & Trust Company (the "Custodian") is the custodian of the Trust's
assets.  The  Custodian's responsibilities  include safekeeping  and controlling
each  Series'  cash  and  securities,  handling  the  receipt  and  delivery  of
securities,  determining  income  and  collecting interest  and  dividends  on a
Series' investments, maintaining books of original entry for portfolio and  fund
accounting  and other required books and accounts, and calculating the daily net
asset value  of shares  of the  Series.  The Custodian  does not  determine  the
investment policies of the Series or decide which securities the Series will buy
or sell. Each Series may, however, invest in securities of the Custodian and may
deal  with the Custodian as principal  in securities transactions. The Custodian
has contracted with MFS for MFS to perform certain accounting functions  related
to  certain transactions for  which the Adviser receives  remuneration on a cost
basis.  State  Street  Bank  and  Trust  Company  serves  as  the  dividend  and
distribution disbursing agent of the Series.

SHAREHOLDER SERVICING AGENT

   
MFS  Service Center,  Inc. (the "Shareholder  Servicing Agent"),  a wholly owned
subsidiary of MFS and a registered  transfer agent, is each Series'  shareholder
servicing  agent, pursuant to  a Shareholder Servicing  Agent Agreement with the
Trust on  behalf  of  the Series,  dated  as  of April  14,  1994  (the  "Agency
Agreement"). The Shareholder Servicing Agent's responsibilities under the Agency
Agreement  include administering and performing transfer agent functions and the
keeping of records in connection with  the issuance, transfer and redemption  of
shares  of the Series. For these  services, the Shareholder Servicing Agent will
receive a fee based on the net assets of each Series, computed and paid monthly.
In addition, the Shareholder Servicing Agent will be reimbursed by a Series  for
certain  expenses incurred by  the Shareholder Servicing Agent  on behalf of the
Series. For the fiscal year ended December 31, 1994, the World Governments  Fund
incurred  fees of $992 under  the Agency Agreement. State  Street Bank and Trust
Company, the  dividend and  distribution disbursing  agent for  the Series,  has
contracted  with  the  Shareholder  Servicing Agent  to  administer  and perform
certain dividend and distribution disbursing functions for the Series.
    

DISTRIBUTOR

   
MFD, a  wholly  owned subsidiary  of  MFS, serves  as  the distributor  for  the
continuous  offering of shares of the Trust pursuant to a Distribution Agreement
dated as of April 14, 1994 (the "Distribution Agreement").
    

   
As agent, MFD currently offers  shares of each Series  on a continuous basis  to
the  separate accounts  of Participating  Insurance Companies  in all  states in
which the Series  or the  Trust may  from time to  time be  registered or  where
permitted  by  applicable  law.  The Distribution  Agreement  provides  that MFD
accepts orders for shares at net asset  value as no sales commission or load  is
charged. MFD has made no firm commitment to acquire shares of any Series.
    

                                       19
<PAGE>
The  Distribution Agreement will remain in effect  until August 1, 1995 and will
continue in effect thereafter only if such continuance is specifically  approved
at  least annually  by the Board  of Trustees  or by vote  of a  majority of the
Trust's shares (as defined in "Investment Restrictions") and in either case,  by
a majority of the Trustees who are not parties to such Distribution Agreement or
interested  persons  of any  such party.  The Distribution  Agreement terminates
automatically if it is assigned and may be terminated without penalty by  either
party on not more than 60 days' nor less than 30 days' notice.

5.  PORTFOLIO TRANSACTIONS AND BROKERAGE
   COMMISSIONS

Specific  decisions to  purchase or  sell securities  for a  Series are  made by
employees of  MFS, who  are appointed  and supervised  by its  senior  officers.
Changes  in a Series' investments are reviewed by the Trust's Board of Trustees.
A Series' portfolio manager may serve other clients of MFS or any subsidiary  of
MFS in a similar capacity.

The  primary  consideration  in  placing  portfolio  security  transactions with
broker-dealers for  execution is  to  obtain and  maintain the  availability  of
execution  at  the  most  favorable  prices and  in  the  most  effective manner
possible. MFS has complete freedom as  to the markets in and the  broker-dealers
through  which it  seeks this  result. MFS  attempts to  achieve this  result by
selecting broker-dealers  to execute  portfolio transactions  on behalf  of  the
Series  and other clients of MFS on  the basis of their professional capability,
the value  and quality  of their  brokerage  services, and  the level  of  their
brokerage  commissions.  In  the  case  of  securities,  such  as  fixed  income
securities, which are principally traded in the over-the-counter market on a net
basis through dealers acting for their own account and not as brokers (where  no
stated  commissions  are  paid  but  the prices  include  a  dealer's  markup or
markdown), MFS normally seeks to deal  directly with the primary market  makers,
unless  in its opinion,  better prices are  available elsewhere. In  the case of
securities purchased from  underwriters, the cost  of such securities  generally
includes  a  fixed underwriting  commission or  concession. Securities  firms or
futures commission merchants may  receive brokerage commissions on  transactions
involving  options, Futures Contracts  and Options on  Futures Contracts and the
purchase and  sale  of  underlying  securities upon  exercise  of  options.  The
brokerage  commissions  associated  with  buying  and  selling  options  may  be
proportionately  higher   than   those  associated   with   general   securities
transactions.  From time to time, soliciting dealer fees are available to MFS on
the tender of  a Series' portfolio  securities in so-called  tender or  exchange
offers.  Such soliciting dealer fees are in  effect recaptured for the Series by
MFS. At present no other recapture arrangements are in effect.

Under the  Advisory  Agreements  and  as  permitted  by  Section  28(e)  of  the
Securities  Exchange Act of  1934, as amended, MFS  may cause a  Series to pay a
broker-dealer which provides brokerage and research services to MFS an amount of
commission for effecting a securities transaction for a Series in excess of  the
amount  other  broker-dealers  would have  charged  for the  transaction  if MFS
determines in good faith that the  greater commission is reasonable in  relation
to  the value of the  brokerage and research services  provided by the executing
broker-dealer viewed  in  terms of  either  a particular  transaction  or  MFS's
overall  responsibilities to the Series or to its other clients. Not all of such
services are useful or of value in advising a Series.

The term "brokerage and  research services" includes advice  as to the value  of
securities,  the  advisability  of  purchasing or  selling  securities,  and the
availability of purchasers  or sellers  of securities;  furnishing analyses  and
reports  concerning issues, industries, securities, economic factors and trends,
portfolio strategy and  the performance  of accounts;  and effecting  securities
transactions  and performing functions incidental  thereto such as clearance and
settlement.

Although commissions paid on every transaction will, in the judgment of MFS,  be
reasonable  in  relation  to  the  value  of  the  brokerage  services provided,
commissions exceeding those  which another broker  might charge may  be paid  to
broker-dealers  who  were  selected to  execute  transactions on  behalf  of the
Series' and  MFS's  other  clients  in  part for  providing  advice  as  to  the
availability  of purchasers or  sellers of securities  and services in effecting
securities transactions  and performing  functions  incidental thereto  such  as
clearance and settlement.

Broker-dealers may be willing to furnish statistical, research and other factual
information  or services  ("Research") to  MFS for  no consideration  other than
brokerage or underwriting commissions. Securities may be bought or sold  through
such  broker-dealers, but at  present, unless otherwise directed  by a Series, a
commission higher than one  charged elsewhere will  not be paid  to such a  firm
solely  because it  provided Research  to MFS.  The Trustees  (together with the
Trustees of  the other  MFS Funds)  have directed  MFS to  allocate a  total  of
$20,000  of  commission business  from  the various  MFS  Funds to  the Pershing
Division of Donaldson, Lufkin & Jenrette as consideration for the annual renewal
of the Lipper  Directors' Analytical  Data Service  (which provides  information
useful to the Trustees in reviewing the relationship between each Fund and MFS).

The  investment management personnel  of MFS attempt to  evaluate the quality of
Research provided by brokers. Results of  this effort are sometimes used by  MFS
as   a  consideration  in   the  selection  of   brokers  to  execute  portfolio
transactions. However, MFS is unable to quantify the amount of commissions which
will be  paid as  a result  of such  Research because  a substantial  number  of
transactions  will be effected through brokers  which provide Research but which
were selected principally because of their execution capabilities.

The management  fee that  each Series  pays  to MFS  will not  be reduced  as  a
consequence  of the receipt  of brokerage and  research services by  MFS. To the
extent a Series' portfolio  transactions are used to  obtain such services,  the
brokerage  commissions paid by the Series will exceed those that might otherwise
be paid, by an amount which cannot be presently determined. Such services  would
be  useful and of value to  MFS in serving both a  Series and other clients and,
conversely, such services  obtained by  the placement of  brokerage business  of
other  clients would  be useful to  MFS in  carrying out its  obligations to the
Series. While such services are not expected to reduce the expenses of MFS,  MFS
would, through

                                       20
<PAGE>
use of the services, avoid the additional expenses which would be incurred if it
should attempt to develop comparable information through its own staff.

In  certain instances there may  be securities which are  suitable for a Series'
portfolio as well  as for  that of  one or  more of  the other  clients of  MFS.
Investment  decisions for a  Series and for  such other clients  are made with a
view to achieving their respective investment objectives. It may develop that  a
particular  security is bought or sold for  only one client even though it might
be held  by,  or bought  or  sold for,  other  clients. Likewise,  a  particular
security  may be bought for  one or more clients when  one or more other clients
are selling that  same security. Some  simultaneous transactions are  inevitable
when several clients receive investment advice from the same investment adviser,
particularly when the same security is suitable for the investment objectives of
more than one client. When two or more clients are simultaneously engaged in the
purchase  or  sale of  the  same security,  the  securities are  allocated among
clients in a manner believed to be  equitable to each. It is recognized that  in
some cases this system could have a detrimental effect on the price or volume of
the  security as far  as a Series is  concerned. In other  cases, however, it is
believed that  a Series'  ability  to participate  in volume  transactions  will
produce better executions for the Series.

6.  TAX STATUS

Shares  of  the  Series  are  offered  only  to  the  separate  accounts  of the
Participating Insurance  Companies  that  fund  Contracts.  See  the  applicable
Contract  prospectus for a discussion of the special taxation of those companies
with respect to those accounts and of the Contract holders.

Each Series of the Trust intends to elect and qualify each year for treatment as
a "regulated investment company" under Subchapter M of the Internal Revenue Code
of 1986,  as amended  (the "Code")  by meeting  all applicable  requirements  of
Subchapter  M, including  requirements as  to the  nature of  each Series' gross
income, the  amount  of each  Series'  distributions, and  the  composition  and
holding  period of each Series' portfolio assets. Because each Series intends to
distribute all of its net investment income and net realized capital and foreign
currency gains to shareholders in accordance  with the timing and certain  other
requirements imposed by the Code, it is not expected that any of the Series will
be  required to pay any federal income  or excise taxes, although a Series which
has foreign-source income may be subject to foreign withholding taxes. If any of
the Series should  fail to qualify  as a "regulated  investment company" in  any
year,  that Series would incur  a regular corporate federal  income tax upon its
taxable income.

   
Each Series intends to diversify its assets as required by section 817(h) of the
Code and the regulations thereunder.  These requirements, which are in  addition
to  the diversification requirements of  Subchapter M, place certain limitations
on the proportion of each Series' assets  that may be represented by any  single
investment  and securities  from the  same issuer.  If a  Series should  fail to
comply with these  requirements, variable  annuity and  variable life  insurance
contracts  that invest in the Series would  not be treated as annuity, endowment
or life insurance contracts under the Code.
    

Distributions of  net capital  gains,  whether made  in  cash or  in  additional
shares, are taxable to shareholders as long-term capital gains without regard to
the   length  of  time   the  shareholders  have   held  their  shares.  Certain
distributions of a Series which are declared in October, November, or  December,
to  shareholders of record in such month and paid the following January, will be
taxable to shareholders as if received on December 31 of the year in which  they
are declared.

   
Any  investment  by a  Series  in zero  coupon  bonds, deferred  interest bonds,
payment-in-kind bonds,  certain  stripped  securities,  and  certain  securities
purchased  at a market discount will cause  the Series to recognize income prior
to the receipt of cash  payments with respect to  those securities. In order  to
distribute this income and avoid a tax on the Series, the Series may be required
to  liquidate portfolio  securities that  it might  otherwise have  continued to
hold, potentially resulting in additional taxable gain or loss to the Series.
    

   
A Series' transactions in options, Futures Contracts, Forward Contracts, foreign
currencies, swaps  and  related  transactions,  to the  extent  allowed  by  its
investment  objectives, will be subject to special tax rules that may affect the
amount,  timing,  and   character  of   Series  income   and  distributions   to
shareholders.  For  example, certain  positions  held by  a  Series on  the last
business day of each taxable year will be marked to market (I.E., treated as  if
closed  out) on that  day, and any  gain or loss  associated with the positions,
will be  treated as  60% long-term  and  40% short-term  capital gain  or  loss.
Certain  positions held by a Series that substantially diminish its risk of loss
with respect to other positions in its portfolio may constitute "straddles," and
may be subject to special tax rules that would cause deferral of Series  losses,
adjustments  in  the holding  periods of  Series  securities, and  conversion of
short-term into  long-term  capital  losses. Certain  tax  elections  exist  for
straddles which may alter the effects of these rules. Each Series will limit its
activities   in  options,  Futures  Contracts,  Forward  Contracts  and  foreign
currencies to the extent necessary to  meet the requirements of Subchapter M  of
the Code.
    

Special  tax  considerations apply  with  respect to  a  Series that  invests in
foreign securities. Foreign  exchange gains  and losses realized  by the  Series
will  generally  be  treated  as  ordinary income  and  losses.  Use  of foreign
currencies for non-hedging purposes may be limited in order to avoid a tax on  a
Series. Investment by a Series in certain "passive foreign investment companies"
may also be limited in order to avoid a tax on the Series.

   
Investment income received by a Series from sources within foreign countries may
be subject to foreign income taxes withheld at the source. The United States has
entered  into tax treaties with many foreign countries that may entitle a Series
to a reduced rate of  tax or an exemption from  tax on such income; the  Series'
intend  to qualify for  treaty reduced rates where  available. It is impossible,
however, to determine a  Series effective rate of  foreign tax in advance  since
the  amount of the Series' assets to be invested within various countries is not
known.
    

7.  NET INCOME AND DISTRIBUTIONS

   
Each Series  intends  to  distribute  to  its  shareholders  annually  dividends
substantially    equal   to   all   of   its   net   investment   income.   Such
    

                                       21
<PAGE>
Series' net investment income consists of non-capital gain income less expenses.
Such Series'  intend  to distribute  net  realized short-and  long-term  capital
gains,  if any,  at least  annually. Shareholders  will be  informed of  the tax
consequences of such distributions, including  whether any portion represents  a
return of capital, after the end of each calendar year. (For additional taxation
information, see "Tax Status" above.)

8.  DETERMINATION OF NET ASSET VALUE;
   PERFORMANCE INFORMATION

NET ASSET VALUE

The net asset value per share of each Series is determined each day during which
the  Exchange is open for  trading. This determination is  made once during each
such day as of  the close of  regular trading on the  Exchange by deducting  the
amount  of a Series' liabilities  from the value of  its assets and dividing the
difference by the number of shares of the Series outstanding.

   
Securities, futures contracts  and options  in a Series'  portfolio (other  than
short-term obligations) for which the principal market is one or more securities
or  commodities exchanges will be  valued at the last  reported sale price or at
the settlement price prior to the determination (or if there has been no current
sale, at  the  closing  bid  price)  on  the  primary  exchange  on  which  such
securities,  futures  contracts  or  options are  traded;  but  if  a securities
exchange is not the  principal market for securities,  such securities will,  if
market quotations are readily available, be valued at current bid prices, unless
such securities are reported on the NASDAQ system, in which case they are valued
at  the last sale  price or, if  no sales occurred  during the day,  at the last
quoted bid  price.  Debt  securities  (other  than  short-term  obligations  but
including  listed issues)  in a  Series' portfolio  are valued  on the  basis of
valuations furnished by  a pricing service  which utilizes both  dealer-supplied
valuations  and electronic  data processing  techniques which  take into account
appropriate factors such  as institutional-sized  trading in  similar groups  of
securities,  yields,  quality, coupon  rate,  maturity, type  of  issue, trading
characteristics and other  market data, without  exclusive reliance upon  quoted
prices  or  exchange  or  over-the-counter  prices,  since  such  valuations are
believed  to  reflect  more  accurately  the  fair  value  of  such  securities.
Short-term  obligations, if any, in a  Series' portfolio are valued at amortized
cost, which  constitutes fair  value as  determined by  the Board  of  Trustees.
Short-term  securities with a  remaining maturity in  excess of 60  days will be
valued  based  upon  dealer   supplied  valuations.  Portfolio  securities   and
over-the-counter  options, for which  there are no  quotations or valuations are
valued at fair value as determined in good  faith by or at the direction of  the
Board of Trustees.
    

PERFORMANCE INFORMATION
   
TOTAL  RATE OF RETURN -- Each Series will  calculate its total rate of return of
its shares  for certain  periods by  determining the  average annual  compounded
rates  of return  over those  periods that would  cause an  investment of $1,000
(made with all distributions reinvested) to  reach the value of that  investment
at  the end of the periods. Each Series may also calculate total rates of return
which represent aggregate performance over a period or year-by-year performance.
The aggregate total rate  of return for shares  of the World Governments  Series
for  the period  from June 14,  1994 (commencement of  investment operations) to
December 31, 1994 was 0.79%. The aggregate total rate of return would have  been
lower had fee waivers not been in effect.
    

   
YIELD  --  Any yield  quotation  for a  Series is  based  on the  annualized net
investment income per share of that Series for the 30-day period. The yield  for
such  a Series is calculated by dividing its net investment income earned during
the period by the offering price per share of that Series on the last day of the
period. The resulting figure is then annualized. Net investment income per share
is determined by dividing (i) the  dividends and interest of that Series  during
the  period, minus accrued  expenses of that  Series for the  period by (ii) the
average number of shares of that Series entitled to receive dividends during the
period multiplied by the offering price per share on the last day of the period.
The yield calculation for shares of the World Governments Series for the  30-day
period ended December 31, 1994 was 5.23% taking into account all fee waivers and
4.85% without any fee waivers.
    

   
From  time  to time  each Series  may,  as appropriate,  quote fund  rankings or
reprint all  or a  portion of  evaluations of  fund performance  and  operations
appearing  in various independent publications, including but not limited to the
following: Money,  Fortune, U.S.  News and  World Report,  Kiplinger's  Personal
Finance,  The Wall Street Journal, Barron's, Investors Business Daily, Newsweek,
Financial World, Financial Planning, Investment Advisor, USA Today, Pensions and
Investments, SmartMoney,  Forbes,  Global  Finance,  Registered  Representative,
Institutional  Investor,  the  Investment Company  Institute,  Johnson's Charts,
Morningstar, Lipper Analytical  Services, Inc., Variable  Annuity Research  Data
Service,  CDA Wiesenberger, Shearson Lehman and Salomon Bros. Indices, Ibbotson,
Business Week, Lowry Associates, Media General, Investment Company Data, The New
York Times, Your Money, Strangers Investment Advisor, Financial Planning on Wall
Street, Standard and Poor's, Individual Investor, THE 100 BEST MUTUAL FUNDS  YOU
CAN BUY, by Gordon K. Williamson, Consumer Price Index, and Sanford C. Bernstein
&  Co. Series'  performance may  also be  compared to  the performance  of other
mutual funds tracked by financial or business publications or periodicals.
    

The Series  may  also  quote  evaluations  mentioned  in  independent  radio  or
television broadcasts.

From  time to time the  Series may use charts and  graphs to illustrate the past
performance of various indices such as those mentioned above.

MFS FIRSTS: MFS has a long history of innovations.

- -- 1924 -- Massachusetts Investors Trust is established as the first mutual fund
   in America.

   
- --_ 1924 -- Massachusetts Investors Trust is the first mutual fund to make  full
    public disclosure of its operations in shareholder reports.
    

- -- 1932  -- One  of the  first internal  research departments  is established to
   provide in-house analytical capability for an investment management firm.

- -- 1933 -- Massachusetts Investors  Trust is the first  mutual fund to  register
   under the 1933 Act.

                                       22
<PAGE>
- -- 1936  --  Massachusetts  Investors Trust  is  the  first mutual  fund  to let
   shareholders take capital gain distributions  either in additional shares  or
   in cash.

   
- -- 1976  -- MFS-Registered  Trademark- Municipal  Bond Fund  is among  the first
   municipal bond funds established.
    

   
- --_ 1979 -- Spectrum becomes the  first combination fixed/variable annuity  with
    no initial sales charge.
    

   
- -- 1981  -- MFS-Registered Trademark-  World Governments Fund  is established as
   America's first globally diversified fixed income mutual fund.
    

   
- -- 1984 -- MFS-Registered  Trademark- Municipal  High Income Fund  is the  first
   mutual   fund  to  seek  high  tax-free  income  from  lower-rated  municipal
   securities.
    

   
- -- 1986 --  MFS-Registered Trademark-  Managed Sectors  Fund becomes  the  first
   mutual  fund  to  target and  shift  investments among  industry  sectors for
   shareholders.
    

   
- -- 1986 --  MFS-Registered  Trademark-  Municipal  Income  Trust  is  the  first
   closed-end,  high-yield  municipal bond  fund traded  on  the New  York Stock
   Exchange.
    

   
- -- 1987 --  MFS-Registered  Trademark- Multimarket  Income  Trust is  the  first
   closed-end,  multimarket  high  income  fund listed  on  the  New  York Stock
   Exchange.
    

   
- --_ 1989 --  MFS  Regatta becomes  America's  first non-qualified  market  value
    adjusted fixed/variable annuity.
    

   
- -- 1990 -- MFS-Registered Trademark- World Total Return Fund is the first global
   balanced fund.
    

   
- --_ 1993  -- MFS-Registered  Trademark- World  Growth Fund  is the  first global
    emerging markets fund to offer the expertise of two sub-advisers.
    

   
- --_ 1993 --  MFS  becomes  money  manager  of  MFS-Registered  Trademark-  Union
    Standard  Trust, the first trust to invest  solely in companies deemed to be
    union-friendly by  an  Advisory  Board of  senior  labor  officials,  senior
    managers  of companies with significant labor contracts, academics and other
    national labor leaders or experts.
    

9.  DESCRIPTION OF SHARES, VOTING RIGHTS AND LIABILITIES

The Trust's Declaration of Trust permits the  Trustees of the Trust to issue  an
unlimited  number of full and fractional  Shares of Beneficial Interest (without
par value) of one or more separate series and to divide or combine the shares of
any series into a  greater or lesser number  of shares without thereby  changing
the  proportionate  beneficial  interests  in  that  series.  The  Trustees have
currently authorized shares of  the twelve series identified  on page 2  hereof.
The  Declaration  of  Trust  further  authorizes  the  Trustees  to  classify or
reclassify any series of shares into one  or more classes. The Trustees have  no
current  intention to classify  more than one  class of shares.  Each share of a
Series represents an equal proportionate interest  in the assets of the  Series.
Upon  liquidation of a Series, shareholders of  the Series are entitled to share
PRO RATA  in  the  net  assets  of the  Series  available  for  distribution  to
shareholders. The Trust reserves the right to create and issue additional series
or  classes of shares, in which case  the shares of each class would participate
equally in the  earnings, dividends and  assets allocable to  that class of  the
particular series.

Shareholders  are entitled to one  vote for each share held  and may vote in the
election of Trustees and on other matters submitted to meetings of shareholders.
Although Trustees are  not elected  annually by  the shareholders,  shareholders
have  under certain circumstances  the right to  remove one or  more Trustees in
accordance with the  provisions of Section  16(c) of the  1940 Act. No  material
amendment  may be made to the Declaration  of Trust without the affirmative vote
of a majority of  the Trust's shares. Shares  have no pre-emptive or  conversion
rights.  Shares are fully  paid and non-assessable.  The Trust may  enter into a
merger or consolidation, or sell all or substantially all of its assets (or  all
or  substantially all of  the assets belonging  to any series  of the Trust), if
approved by the  vote of the  holders of two-thirds  of the Trust's  outstanding
shares  voting as a single class, or of the affected series of the Trust, as the
case may be, except  that if the  Trustees of the  Trust recommend such  merger,
consolidation  or sale, the approval by vote of the holders of a majority of the
Trust's or the affected  series' outstanding shares  (as defined in  "Investment
Restrictions") will be sufficient. The Trust or any series of the Trust may also
be  terminated (i) upon liquidation and  distribution of its assets, if approved
by the vote of the holders of  two-thirds of its outstanding shares, or (ii)  by
the  Trustees by written notice to the shareholders of the Trust of the affected
series. If not so terminated, the Trust will continue indefinitely.

The Trust is an entity of the  type commonly known as a "Massachusetts  business
trust." Under Massachusetts law, shareholders of such a trust may, under certain
circumstances,  be  held  personally  liable as  partners  for  its obligations.
However, the Declaration of Trust contains an express disclaimer of  shareholder
liability  for acts or obligations of the Trust and provides for indemnification
and reimbursement of  expenses out of  Trust property for  any shareholder  held
personally  liable for  the obligations of  the Trust. The  Declaration of Trust
also provides  that  it  shall  maintain  appropriate  insurance  (for  example,
fidelity  bonding and errors and omissions  insurance) for the protection of the
Trust, its  shareholders,  Trustees,  officers, employees  and  agents  covering
possible  tort or other  liabilities. Thus, the risk  of a shareholder incurring
financial loss on account of  shareholder liability is limited to  circumstances
in  which both inadequate insurance  existed and the Trust  itself was unable to
meet its obligations.

The Declaration of Trust further provides that obligations of the Trust are  not
binding  upon the Trustees individually but only  upon the property of the Trust
and that the Trustees will not be liable  for any action or failure to act,  but
nothing  in the Declaration of Trust protects a Trustee against any liability to
which he would otherwise be subject by reason of willful misfeasance, bad faith,
gross negligence, or reckless disregard of the duties involved in the conduct of
his office.

10.  INDEPENDENT ACCOUNTANTS AND FINANCIAL STATEMENTS

   
Deloitte & Touche LLP are the Trust's independent certified public  accountants.
The Statements of Assets and Liabilities for the MFS OTC Series (currently known
as the MFS Emerging Growth Series), MFS Research Series, MFS High Income Series,
at  December 31,  1994, the Notes  thereto and the  Independent Auditors' Report
dated  February   3,   1995,  have   been   included  in   this   Statement   of
    

                                       23
<PAGE>
   
Additional  Information in reliance upon the  report of Deloitte and Touche LLP,
independent certified public accountants, as experts in accounting and auditing.
With respect to the MFS World  Governments Series, the Portfolio of  Investments
at  December 31, 1994, the  Statement of Assets and  Liabilities at December 31,
1994, the Statement of  Operations for the period  ended December 31, 1994,  the
Statement  of Changes in Net Assets for  the period ended December 31, 1994, the
Notes to  Financial Statements  and the  Independent Auditors'  Report, each  of
which  is  included  in the  Annual  Report  to shareholders  of  the  MFS World
Governments Series,  are  incorporated  by  reference  into  this  Statement  of
Additional Information and have been so incorporated in reliance upon the report
of  Deloitte & Touche LLP, independent  certified public accountants, as experts
in accounting  and auditing.  A copy  of the  World Governments  Series'  Annual
Report accompanies this Statement of Additional Information.
    

                                       24
<PAGE>
   
                          MFS VARIABLE INSURANCE TRUST
                      STATEMENTS OF ASSETS AND LIABILITIES
                               DECEMBER 31, 1994
    
   
<TABLE>
<CAPTION>
                                                                             MFS                                          MFS
                                                                           GROWTH       MFS                   MFS      STRATEGIC
                                                     MFS         MFS        WITH       TOTAL       MFS       HIGH        FIXED
                                       MFS* OTC    GROWTH     RESEARCH     INCOME     RETURN    UTILITIES   INCOME      INCOME
                                        SERIES     SERIES      SERIES      SERIES     SERIES     SERIES     SERIES      SERIES
                                       ---------  ---------  -----------  ---------  ---------  ---------  ---------  -----------
<S>                                    <C>        <C>        <C>          <C>        <C>        <C>        <C>        <C>
Assets:
  Cash...............................  $   2,796  $   2,796   $   2,796   $   2,796  $   2,796  $   2,796  $   2,796   $   2,796
  Deferred organization expenses.....      5,985      5,985       5,985       5,985      5,985      5,985      5,985       5,985
                                       ---------  ---------  -----------  ---------  ---------  ---------  ---------  -----------
    Total assets.....................  $   8,781  $   8,781   $   8,781   $   8,781  $   8,781  $   8,781  $   8,781   $   8,781

Liabilities:
  Accrued expenses...................        181        181         181         181        181        181        181         181
                                       ---------  ---------  -----------  ---------  ---------  ---------  ---------  -----------
    Net assets.......................  $   8,600  $   8,600   $   8,600   $   8,600  $   8,600  $   8,600  $   8,600   $   8,600
                                       ---------  ---------  -----------  ---------  ---------  ---------  ---------  -----------
                                       ---------  ---------  -----------  ---------  ---------  ---------  ---------  -----------
Net Asset Value, Redemption Price and
  Offering Price Per Share of
  Beneficial Interest
  (860 shares outstanding for each
  Series, except the MFS Money Market
  Series, 8,600 shares outstanding
  for the MFS Money Market Series)...  $   10.00  $   10.00  $    10.00   $   10.00  $   10.00  $   10.00  $   10.00  $    10.00
                                       ---------  ---------  -----------  ---------  ---------  ---------  ---------  -----------
                                       ---------  ---------  -----------  ---------  ---------  ---------  ---------  -----------

<CAPTION>

                                                      MFS         MFS
                                          MFS       LIMITED      MONEY
                                         BOND      MATURITY     MARKET
                                        SERIES      SERIES      SERIES
                                       ---------  -----------  ---------
<S>                                    <C>        <C>          <C>
Assets:
  Cash...............................  $   2,796   $   2,796   $   2,796
  Deferred organization expenses.....      5,985       5,985       5,985
                                       ---------  -----------  ---------
    Total assets.....................  $   8,781   $   8,781   $   8,781
Liabilities:
  Accrued expenses...................        181         181         181
                                       ---------  -----------  ---------
    Net assets.......................  $   8,600   $   8,600   $   8,600
                                       ---------  -----------  ---------
                                       ---------  -----------  ---------
Net Asset Value, Redemption Price and
  Offering Price Per Share of
  Beneficial Interest
  (860 shares outstanding for each
  Series, except the MFS Money Market
  Series, 8,600 shares outstanding
  for the MFS Money Market Series)...  $   10.00  $    10.00   $    1.00
                                       ---------  -----------  ---------
                                       ---------  -----------  ---------
<FN>

NOTES:

(1)  The MFS Variable Insurance Trust (the "Trust") was organized on February 1,
    1994  as  a  business   trust  under  the  laws   of  The  Commonwealth   of
    Massachusetts.  The Trust currently  consists of twelve  series of shares or
    funds (the  "Series"):  MFS OTC  Series,  MFS Growth  Series,  MFS  Research
    Series,  MFS  Growth  with  Income  Series,  MFS  Total  Return  Series, MFS
    Utilities Series, MFS High Income Series, MFS World Governments Series,  MFS
    Strategic  Fixed Income Series, MFS Bond Series, MFS Limited Maturity Series
    and MFS Money Market Series. Each  Series, except for the World  Governments
    Series, has been inactive since that date except for matters relating to its
    organization and the Trust's registration as an investment company under the
    Investment  Company Act  of 1940  and the sale  of 860  shares of beneficial
    interest (except  the  MFS Money  Market  Series)  and of  8,600  shares  of
    beneficial interest of the MFS Money Market Series (the "initial shares") to
    Massachusetts Financial Services Company.
(2)  Organization expenses  are being deferred  and will be  amortized over five
    years beginning with the commencement  of investment operations. The  amount
    paid  by any  Series on any  redemption by  Massachusetts Financial Services
    Company, or  any current  holder  of any  Series'  initial shares,  will  be
    reduced  by the  pro rata portion  of any  unamortized organization expenses
    which the number  of initial shares  redeemed bears to  the total number  of
    initial shares outstanding immediately prior to such redemption.
*(Currently known as the MFS Emerging Growth Series)
</TABLE>
    

                                       26
<PAGE>
                          INDEPENDENT AUDITORS' REPORT

   
To the Board of Trustees of MFS Variable Insurance Trust and Shareholders of MFS
OTC Series, MFS Growth Series, MFS Research Series, MFS Growth with Income
Series, MFS Total Return Series, MFS Utilities Series, MFS High Income Series,
MFS Strategic Fixed Income Series, MFS Bond Series, MFS Limited Maturity Series
and MFS Money Market Series:
    

   
We have audited the accompanying statements of assets and liabilities of MFS OTC
Series,  MFS Growth Series, MFS Research  Series, MFS Growth with Income Series,
MFS Total  Return Series,  MFS Utilities  Series, MFS  High Income  Series,  MFS
Strategic  Fixed Income Series, MFS Bond Series, MFS Limited Maturity Series and
MFS Money  Market Series  (the "Series")  (each  a series  of the  MFS  Variable
Insurance  Trust  (the  "Trust"))  as  of  December  31,  1994.  These financial
statements are the responsibility of the Trust's management. Our  responsibility
is to express an opinion on these financial statements based on our audits.
    

   
We   conducted  our  audits  in  accordance  with  generally  accepted  auditing
standards. Those standards require that we plan and perform the audit to  obtain
reasonable  assurance about whether the statements of assets and liabilities are
free of material  misstatement. An audit  includes examining, on  a test  basis,
evidence  supporting the amounts and disclosures  in the statement of assets and
liabilities. An audit also includes assessing the accounting principles used and
significant estimates  made by  management, as  well as  evaluating the  overall
financial  statement presentation. We believe that  our audits of the statements
of assets and liabilities provide a reasonable basis for our opinion.
    

   
In our opinion, such statements of assets and liabilities present fairly, in all
material respects, the financial position of each of the Series at December  31,
1994 in conformity with generally accepted accounting principles.
    

Deloitte & Touche LLP
Boston, Massachusetts
February 3, 1995

                                       27
<PAGE>
   
INVESTMENT ADVISER
Massachusetts Financial Services Company
500 Boylston Street, Boston, MA 02116
(617) 954-5000
(800) 637-8730
    

   
DISTRIBUTOR
MFS Fund Distributors, Inc.
500 Boylston Street, Boston, MA 02116
(617) 954-5000
CUSTODIAN
Investors Bank & Trust Company
89 South Street, Boston, Massachusetts 02110
    

DIVIDEND DISBURSING AGENT
State Street Bank and Trust Company
225 Franklin Street, Boston, MA 02110

   
SHAREHOLDER SERVICING AGENT
MFS Service Center, Inc.
500 Boylston Street, Boston, MA 02116
Toll free: (800) 637-8730
    
   
MAILING ADDRESS
P.O. Box 1400, Boston, MA 02104-9985
INDEPENDENT ACCOUNTANTS
Deloitte & Touche, LLP
125 Summer Street, Boston, MA 02110
    

   
MFS-REGISTERED TRADEMARK- VARIABLE
INSURANCE TRUST-SM-_
500 Boylston Street
Boston, MA 02116

         LOGO
    
<PAGE>
   
                                                                       EXHIBIT A
    

   
TRUSTEE COMPENSATION TABLE
    

   
<TABLE>
<CAPTION>
                                                                                       TRUSTEE FEES FROM
                                                                                          EACH SERIES
                                                                   TRUSTEE FEES FROM      OTHER THAN        TOTAL TRUSTEE
                                                                   WORLD GOVERNMENTS   WORLD GOVERNMENTS    FEES FROM THE
NAME OF TRUSTEE                                                       SERIES (1)          SERIES (1)       FUND COMPLEX (2)
- -----------------------------------------------------------------  -----------------  -------------------  ----------------
<S>                                                                <C>                <C>                  <C>
William R. Gutow.................................................      $     517           $     417          $   10,618
Nelson J. Darling................................................      $     517           $     417          $   10,618
<FN>
NOTES:

(1) For fiscal year ended December 31, 1994.
(2)  Information  provided is  for calendar  year ended  December 31,  1994. All
    Trustees served as Trustees of 16 funds advised by MFS (having aggregate net
    assets at December 31, 1994, of approximately $143 million).
</TABLE>
    
<PAGE>
   
                                                                      APPENDIX A
    

                          DESCRIPTION OF BOND RATINGS

The ratings of Moody's, S&P and Fitch represent their opinions as to the quality
of  various debt instruments. It should be emphasized, however, that ratings are
not absolute standards of quality. Consequently, debt instruments with the  same
maturity,  coupon and rating may have different yields while debt instruments of
the same maturity and coupon with different ratings may have the same yield.

                        MOODY'S INVESTORS SERVICE, INC.

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 fluctuations of protective elements
may be of greater amplitude  or there may be  other elements present which  make
the long-term risks appear somewhat larger than in 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.

ABSENCE OF RATING: Where no rating has been assigned or where a rating has  been
suspended  or withdrawn, it may  be for reasons unrelated  to the quality of the
issue.

Should no rating be assigned, the reason may be one of the following:

    1.  an application for rating was not received or accepted;

    2.  the issue or issuer belongs  to a group of securities or companies  that
       are not rated as a matter of policy;

                                      A-1
<PAGE>
    3.  there is a lack of essential data pertaining to the issue or issuer; and

    4.    the  issue was  privately  placed, in  which  case the  rating  is not
       published in Moody's publications.

Suspension or withdrawal may occur if new and material circumstances arise,  the
effects of which preclude satisfactory analysis; if there is no longer available
reasonable  up-to-date data  to permit  a judgment  to be  formed; if  a bond is
called for redemption; or for other reasons.

                        STANDARD & POOR'S RATINGS GROUP

AAA: Debt rated AAA has  the highest rating assigned  by S&P's. Capacity to  pay
interest and repay principal is extremely strong.

AA: Debt rated AA has a very strong capacity to pay interest and repay principal
and differs from the higher rated issues only in small degree.

A:  Debt  rated A  has a  strong capacity  to pay  interest and  repay principal
although it is somewhat  more susceptible to the  adverse effects of changes  in
circumstances and economic conditions than debt in higher rated categories.

BBB:  Debt rated BBB is regarded as  having an adequate capacity to pay interest
and  repay  principal.   Whereas  it  normally   exhibits  adequate   protection
parameters,  adverse  economic  conditions or  changing  circumstances  are more
likely to lead to a  weakened capacity to pay  interest and repay principal  for
debt in this category than in higher rated categories.

BB:  Debt  rated  BB has  less  near-term  vulnerability to  default  than other
speculative issues. However, it faces major ongoing uncertainties or exposure to
adverse  business,  financial,  or  economic  conditions  which  could  lead  to
inadequate  capacity  to meet  timely interest  and  principal payments.  The BB
rating category  is also  used for  debt  subordinated to  senior debt  that  is
assigned an actual or implied BBB- rating.

B:  Debt rated B  has a greater  vulnerability to default  but currently has the
capacity to meet interest payments  and principal repayments. Adverse  business,
financial  or economic conditions will likely  impair capacity or willingness to
pay interest and repay principal.  The B rating category  is also used for  debt
subordinated  to senior  debt that is  assigned an  actual or implied  BB or BB-
rating.

CCC: Debt rated CCC has a  currently identifiable vulnerability to default,  and
is  dependent upon favorable business, financial and economic conditions to meet
timely payment of interest and repayment  of principal. In the event of  adverse
business,  financial,  or economic  conditions,  it is  not  likely to  have the
capacity to pay interest  and repay principal. The  CCC rating category is  also
used  for debt subordinated to senior debt that is assigned an actual or implied
B or B- rating.

CC: The rating CC is typically applied to debt subordinated to senior debt  that
is assigned an actual or implied CCC rating.

C:  The rating C is typically applied  to debt subordinated to senior debt which
is assigned an actual or implied CCC- debt  rating. The C rating may be used  to
cover  a situation where a bankruptcy petition  has been filed, but debt service
payments are continued.

C1: The rating C1  is reserved for  income bonds on which  no interest is  being
paid.

D:  Debt rated  D is  in payment  default. The  D rating  category is  used when
interest payments or principal payments are not made on the date due even if the
applicable grace period has not expired, unless S&P 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 if debt service payments are jeopardized.

PLUS (+)  OR MINUS  (-): The  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.

NR:  Indicates  that  no  public  rating  has  been  requested,  that  there  is
insufficient  information on which to base a rating, or that S&P does not rate a
particular type of obligation as a matter of policy.

                                      A-2
<PAGE>
A-1 AND P-1 COMMERCIAL PAPER RATINGS

   
Description of S&P, Fitch and Moody's highest commercial paper ratings:
    

   
The rating "A" is the highest commercial paper rating assigned by S&P and Fitch,
and issues so  rated are  regarded as having  the greatest  capacity for  timely
payment.  Issues in the "A" category are delineated  with the numbers 1, 2 and 3
to indicate the relative  degree of safety. The  A-1 designation indicates  that
the  degree of  safety regarding timely  payment is either  overwhelming or very
strong.  Those   A-1   issues   determined  to   possess   overwhelming   safety
characteristics will be denoted with a plus (+) sign designation.
    

The  rating  P-1 is  the highest  commercial paper  rating assigned  by Moody's.
Issuers rated P-1 have a superior ability for repayment. P-1 repayment  capacity
will  normally be evidenced by the following characteristics: (1) leading market
positions in well  established industries;  (2) high  rates of  return on  funds
employed;  (3) conservative  capitalization structure with  moderate reliance on
debt and ample asset protection; (4) broad margins in earnings coverage of fixed
financial charges and high  internal cash generation;  and (5) well  established
access  to  a  range  of  financial markets  and  assured  sources  of alternate
liquidity.

                         FITCH INVESTORS SERVICE, INC.

AAA: Bonds considered to be investment grade and of the highest credit  quality.
The  obligor  has an  exceptionally strong  ability to  pay interest  and prepay
principal, which is unlikely to be affected by reasonably foreseeable events.

AA: Bonds considered to be investment grade and of very high credit quality. The
obligor's ability to pay interest and  repay principal is very strong,  although
not  quite as strong as bonds rated 'AAA'.  Because bonds rated in the 'AAA' and
'AA'  categories  are  not   significantly  vulnerable  to  foreseeable   future
developments, short-term debt of these issuers is generally rated 'F-1+'.

A:  Bonds considered to be investment grade and of very high credit quality. The
obligor's ability  to pay  interest  and repay  principal  is considered  to  be
strong, but may be more vulnerable to adverse changes in economic conditions and
circumstances than bonds with higher ratings.

BBB: Bonds considered to be investment grade and of satisfactory credit quality.
The  obligor's ability to pay  interest and repay principal  is considered to be
adequate. Adverse changes in economic conditions and circumstances, however, are
more likely to have adverse impact  on these bonds, and therefore impair  timely
payment.  The  likelihood  that  the  ratings of  these  bonds  will  fall below
investment grade is higher than for bonds with higher ratings.

BB: Bonds are considered speculative. The obligor's ability to pay interest  and
repay  principal may be affected over time by adverse economic changes. However,
business and financial  alternatives can  be identified which  could assist  the
obligor in satisfying its debt service requirements.

B:  Bonds  are considered  highly  speculative. While  bonds  in this  class are
currently meeting debt service requirements, the probability of continued timely
payment of  principal and  interest  reflects the  obligor's limited  margin  of
safety and the need for reasonable business and economic activity throughout the
life of the issue.

CCC: Bonds have certain identifiable characteristics which, if not remedied, may
lead  to  default.  The ability  to  meet obligations  requires  an advantageous
business and economic environment.

CC: Bonds  are  minimally  protected.  Default in  payment  of  interest  and/or
principal seems probable over time.

C: Bonds are in imminent default in payment of interest of principal.

PLUS(+) MINUS(-): Plus and minus signs are used with a rating symbol to indicate
the  relative position  of a  credit within the  rated category.  Plus and minus
signs, however, are not used in the 'AAA' category.

NR indicates that Fitch does not rate the specific issue.

                                      A-3
<PAGE>
CONDITIONAL A conditional rating is premised  on the successful completion of  a
project or the occurrence of a specific event.

SUSPENDED  A  rating is  suspended when  Fitch deems  the amount  of information
available from the issuer to be inadequate for rating purposes.

WITHDRAWN A rating  will be  withdrawn when  an issue  matures or  is called  or
refinanced,  and, at Fitch's discretion, when  an issuer fails to furnish proper
and timely information.

FITCHALERT Ratings are placed on FitchAlert to notify investors of an occurrence
that is likely to  result in a  rating change and the  likely direction of  such
change.  These  are designated  a  "Positive", indicating  a  potential upgrade,
"Negative", for  potential  downgrade,  or  "Evolving",  where  ratings  may  be
lowered,  FitchAlert is relatively short-term, and  should be resolved within 12
months.

                                      A-4
<PAGE>
   
                                                                      APPENDIX B
    

                  PRINCIPAL SECTORS OF THE UTILITIES INDUSTRY

The principal sectors of the utility industry in which the Utilities Series  may
invest are discussed below.

ELECTRIC -- The electric utility industry consists of companies that are engaged
principally  in  the  generation,  transmission  and  sale  of  electric energy,
although many  also provide  other  energy-related services.  Domestic  electric
utility  companies, in general,  recently have been  favorably affected by lower
fuel and financing costs and the  full or near completion of major  construction
programs.  In addition,  many of  these companies  recently have  generated cash
flows in excess  of current  operating expenses  and construction  expenditures,
permitting  some  degree of  diversification  into unregulated  businesses. Some
electric utilities have also taken advantage of the right to sell power  outside
of  their traditional geographic areas.  Electric utility companies historically
have been  subject to  the risks  associated with  increases in  fuel and  other
operating   costs,  high  interest  costs   on  borrowings  needed  for  capital
construction programs, costs associated  with compliance with environmental  and
safety regulations and changes in the regulatory climate.

In  the  U.S., the  construction and  operation of  nuclear power  facilities is
subject to  increased scrutiny  by,  and evolving  regulations of,  the  Nuclear
Regulatory   Commission  and  state  agencies  having  comparable  jurisdiction.
Increased scrutiny might  result in  higher operating costs  and higher  capital
expenditures,  with the risk that the regulators may disallow inclusion of these
costs in rate authorizations or the risk that a company may not be permitted  to
operate  or  complete  construction of  a  facility. In  addition,  operators of
nuclear power plants may be subject to significant costs for disposal of nuclear
fuel and for the de-commissioning of such plants.

TELECOMMUNICATIONS -- The telephone industry  is large and highly  concentrated.
Companies that distribute telephone services and provide access to the telephone
networks  comprise the greatest portion of  this segment. Telephone companies in
the U.S. are still experiencing the effects of the breakup of American Telephone
& Telegraph Company, which  occurred in 1984. Since  1984, companies engaged  in
telephone  communication services  have expanded  their non-regulated activities
into other businesses, including  cellular telephone services, data  processing,
equipment  retailing,  computer software  and  hardware services,  and financial
services. This  expansion has  provided  significant opportunities  for  certain
telephone  companies to  increase their earnings  and dividends  at faster rates
than  had  been  allowed  in  traditionally  regulated  businesses.   Increasing
competition,  technological innovations  and other  structural changes, however,
could adversely affect the profitability of such utilities.

GAS --  Gas  transmission companies  and  gas distribution  companies  are  also
undergoing  significant changes. In the  U.S., interstate transmission companies
are regulated by the Federal Energy Regulatory Commission, which is reducing its
regulation of the  industry. Many companies  have diversified into  oil and  gas
exploration  and development, making returns more sensitive to energy prices. In
the recent  decade,  gas  utility  companies have  been  adversely  affected  by
disruptions  in  the  oil industry  and  have  also been  affected  by increased
concentration  and  competition.  In  the  opinion  of  the  Adviser,   however,
environmental  considerations  could improve  the  gas industry  outlook  in the
future. For example, natural gas is  the cleanest of the hydrocarbon fuels,  and
this may result in incremental shifts in fuel consumption toward natural gas and
away from oil and coal.

WATER  -- Water supply utilities are  companies that collect, purify, distribute
and sell  water. In  the  U.S. and  around the  world,  the industry  is  highly
fragmented  because  most  of  the  supplies  are  owned  by  local authorities.
Companies in this industry are generally  mature and are experiencing little  or
no per capita volume growth.

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

There  can be no assurance that the positive developments noted above, including
those relating to  changing regulation, will  occur or that  risk factors  other
than those noted above will not develop in the future.

                                      B-1
<PAGE>
   
                                                                      APPENDIX C
    

               DESCRIPTION OF OBLIGATIONS ISSUED OR GUARANTEED BY
           U.S. GOVERNMENT AGENCIES, AUTHORITIES OR INSTRUMENTALITIES

U.S.  GOVERNMENT  OBLIGATIONS --  are issued  by the  U.S. Treasury  and include
bills,  certificates   of   indebtedness,   notes  and   bonds.   Agencies   and
instrumentalities  of the U.S. Government are established under the authority of
an act of Congress  and include, but  are not limited  to, the Tennessee  Valley
Authority,  the Bank for Cooperatives,  the Farmers Home Administration, Federal
Home Loan Banks, Federal  Intermediate Credit Banks and  Federal Land Banks,  as
well as those listed below.

FEDERAL  FARM CREDIT CONSOLIDATED SYSTEMWIDE NOTES AND BONDS -- are bonds issued
by a cooperatively owned nationwide system of banks and associations  supervised
by  the Farm Credit Administration.  These bonds are not  guaranteed by the U.S.
Government.

MARITIME  ADMINISTRATION  BONDS  --  are  bonds  issued  by  the  Department  of
Transportation of the U.S. Government.

FHA DEBENTURES -- are debentures issued by the Federal Housing Administration of
the  U.S. Government  and are fully  and unconditionally guaranteed  by the U.S.
Government.

GNMA  CERTIFICATES  --  are  mortgage-backed  securities,  with  timely  payment
guaranteed  by the full faith and credit of the U.S. Government, which represent
a partial ownership interest in a pool of mortgage loans issued by lenders  such
as  mortgage bankers, commercial  banks and savings  and loan associations. Each
mortgage loan included in the pool is also insured or guaranteed by the  Federal
Housing   Administration,  the  Veterans  Administration  or  the  Farmers  Home
Administration.

FEDERAL HOME LOAN MORTGAGE CORPORATION ("FHLMC")  BONDS -- are bonds issued  and
guaranteed  by the Federal Home Loan Mortgage Corporation and are not guaranteed
by the U.S. Government.

FEDERAL HOME LOAN BANK BONDS -- are  bonds issued by the Federal Home Loan  Bank
System and are not guaranteed by the U.S. Government.

FINANCING  CORPORATION  BONDS  AND  NOTES  -- are  bonds  and  notes  issued and
guaranteed by the Financing Corporation.

FEDERAL NATIONAL MORTGAGE ASSOCIATION BONDS  -- are bonds issued and  guaranteed
by  the Federal National Mortgage Association and are not guaranteed by the U.S.
Government.

RESOLUTION FUNDING CORPORATION BONDS AND NOTES -- are bonds and notes issued and
guaranteed by the Resolution Funding Corporation.

STUDENT LOAN MARKETING ASSOCIATION ("SLMA") DEBENTURES -- are debentures  backed
by  the Student Loan  Marketing Association and  are not guaranteed  by the U.S.
Government.

TENNESSEE VALLEY AUTHORITY  BONDS AND NOTES  -- are bonds  and notes issued  and
guaranteed by the Tennessee Valley Authority.

Some  of the foregoing obligations, such as Treasury bills and GNMA pass-through
certificates, are supported by the full faith and credit of the U.S. Government;
others, such as securities of  FNMA, by the right of  the issuer to borrow  from
the  U.S. Treasury; still  others, such as  bonds issued by  SLMA, are supported
only by the credit of  the instrumentality. No assurance  can be given that  the
U.S. Government will provide financial support to instrumentalities sponsored by
the  U.S. Government as it is not obligated  by law, in certain instances, to do
so.

Although this  list  includes  a  description  of  the  primary  types  of  U.S.
Government  agency,  authorities  or instrumentality  obligations  in  which the
Series may  invest, the  Series may  invest in  obligations of  U.S.  Government
agencies or instrumentalities other than those listed above.

                                      C-1
<PAGE>
  DESCRIPTION OF SHORT-TERM INVESTMENTS OTHER THAN U.S. GOVERNMENT OBLIGATIONS

CERTIFICATES  OF DEPOSIT -- are certificates issued against funds deposited in a
bank (including eligible  foreign branches of  U.S. banks), are  for a  definite
period of time, earn a specified rate of return and are normally negotiable.

BANKERS'  ACCEPTANCES --  are marketable  short-term credit  instruments used to
finance the  import, export,  transfer  or storage  of  goods. They  are  termed
"accepted" when a bank guarantees their payment at maturity.

COMMERCIAL  PAPER -- refers to promissory  notes issued by corporations in order
to finance their short-term credit needs.

CORPORATE OBLIGATIONS -- include bonds and notes issued by corporations in order
to finance long-term credit needs.

                                      C-2


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