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<PAGE> PAGE 3
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<PAGE> PAGE 4
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022 C000002 971458
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022 A000003 BANK OF AMERICA SECURITIES LLC.
022 B000003 56-2058405
022 C000003 610668
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<PAGE> PAGE 5
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<PAGE> PAGE 11
SIGNATURE BARRY FINK
TITLE VICE PRESIDENT
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
MSDW Market Leader Trust
Class A
</LEGEND>
<S> <C>
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<FISCAL-YEAR-END> AUG-30-2000
<PERIOD-END> FEB-29-2000
<INVESTMENTS-AT-COST> 319,113,022
<INVESTMENTS-AT-VALUE> 430,346,842
<RECEIVABLES> 7,139,550
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<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 437,674,324
<PAYABLE-FOR-SECURITIES> (14,487,168)
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> (995,620)
<TOTAL-LIABILITIES> (15,482,788)
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<SHARES-COMMON-STOCK> 294,617
<SHARES-COMMON-PRIOR> 63,532
<ACCUMULATED-NII-CURRENT> (1,061,155)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 18,894,930
<OVERDISTRIBUTION-GAINS> 0
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<NET-ASSETS> 5,798,854
<DIVIDEND-INCOME> 1,064,410
<INTEREST-INCOME> 661,187
<OTHER-INCOME> 0
<EXPENSES-NET> (2,786,752)
<NET-INVESTMENT-INCOME> (1,061,155)
<REALIZED-GAINS-CURRENT> 24,550,807
<APPREC-INCREASE-CURRENT> 62,708,893
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<EQUALIZATION> 0
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<DISTRIBUTIONS-OF-GAINS> (115,703)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 291,069
<NUMBER-OF-SHARES-REDEEMED> (65,591)
<SHARES-REINVESTED> 5,607
<NET-CHANGE-IN-ASSETS> 228,409,047
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 8,166,266
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> (1,077,400)
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> (2,786,752)
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<PER-SHARE-NII> 0.00
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<PER-SHARE-DIVIDEND> 0.00
<PER-SHARE-DISTRIBUTIONS> (0.83)
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 19.68
<EXPENSE-RATIO> 1.20
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
MSDW Market Leader Trust
Class B
</LEGEND>
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> AUG-30-2000
<PERIOD-END> FEB-29-2000
<INVESTMENTS-AT-COST> 319,113,022
<INVESTMENTS-AT-VALUE> 430,346,842
<RECEIVABLES> 7,139,550
<ASSETS-OTHER> 187,932
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 437,674,324
<PAYABLE-FOR-SECURITIES> (14,487,168)
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<OTHER-ITEMS-LIABILITIES> (995,620)
<TOTAL-LIABILITIES> (15,482,788)
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 293,123,941
<SHARES-COMMON-STOCK> 20,541,680
<SHARES-COMMON-PRIOR> 12,557,750
<ACCUMULATED-NII-CURRENT> (1,061,155)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 18,894,930
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 111,233,820
<NET-ASSETS> 397,293,603
<DIVIDEND-INCOME> 1,064,410
<INTEREST-INCOME> 661,187
<OTHER-INCOME> 0
<EXPENSES-NET> (2,786,752)
<NET-INVESTMENT-INCOME> (1,061,155)
<REALIZED-GAINS-CURRENT> 24,550,807
<APPREC-INCREASE-CURRENT> 62,708,893
<NET-CHANGE-FROM-OPS> 86,198,545
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> (13,296,842)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 9,956,695
<NUMBER-OF-SHARES-REDEEMED> (2,672,703)
<SHARES-REINVESTED> 699,938
<NET-CHANGE-IN-ASSETS> 228,409,047
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 8,166,266
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> (1,077,400)
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> (2,786,752)
<AVERAGE-NET-ASSETS> 276,706,315
<PER-SHARE-NAV-BEGIN> 15.09
<PER-SHARE-NII> (0.07)
<PER-SHARE-GAIN-APPREC> 5.15
<PER-SHARE-DIVIDEND> 0.00
<PER-SHARE-DISTRIBUTIONS> (0.83)
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 19.34
<EXPENSE-RATIO> 1.96
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
MSDW Market Leader Trust
Class C
</LEGEND>
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> AUG-30-2000
<PERIOD-END> FEB-29-2000
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<OVERDISTRIBUTION-GAINS> 0
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<OTHER-INCOME> 0
<EXPENSES-NET> (2,786,752)
<NET-INVESTMENT-INCOME> (1,061,155)
<REALIZED-GAINS-CURRENT> 24,550,807
<APPREC-INCREASE-CURRENT> 62,708,893
<NET-CHANGE-FROM-OPS> 86,198,545
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> (299,828)
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 411,957
<NUMBER-OF-SHARES-REDEEMED> (42,318)
<SHARES-REINVESTED> 16,363
<NET-CHANGE-IN-ASSETS> 228,409,047
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 8,166,266
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> (1,077,400)
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> (2,786,752)
<AVERAGE-NET-ASSETS> 6,130,293
<PER-SHARE-NAV-BEGIN> 15.12
<PER-SHARE-NII> (0.07)
<PER-SHARE-GAIN-APPREC> 5.16
<PER-SHARE-DIVIDEND> 0.00
<PER-SHARE-DISTRIBUTIONS> (0.83)
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 19.38
<EXPENSE-RATIO> 1.96
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
MSDW Market Leader Trust
Class D
</LEGEND>
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> AUG-30-2000
<PERIOD-END> FEB-29-2000
<INVESTMENTS-AT-COST> 319,113,022
<INVESTMENTS-AT-VALUE> 430,346,842
<RECEIVABLES> 7,139,550
<ASSETS-OTHER> 187,932
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 437,674,324
<PAYABLE-FOR-SECURITIES> (14,487,168)
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> (995,620)
<TOTAL-LIABILITIES> (15,482,788)
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 293,123,941
<SHARES-COMMON-STOCK> 410,186
<SHARES-COMMON-PRIOR> 36,055
<ACCUMULATED-NII-CURRENT> (1,061,155)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 18,894,930
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 111,233,820
<NET-ASSETS> 8,129,333
<DIVIDEND-INCOME> 1,064,410
<INTEREST-INCOME> 661,187
<OTHER-INCOME> 0
<EXPENSES-NET> (2,786,752)
<NET-INVESTMENT-INCOME> (1,061,155)
<REALIZED-GAINS-CURRENT> 24,550,807
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<DISTRIBUTIONS-OF-GAINS> (109,770)
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<NUMBER-OF-SHARES-SOLD> 797,546
<NUMBER-OF-SHARES-REDEEMED> (425,201)
<SHARES-REINVESTED> 1,786
<NET-CHANGE-IN-ASSETS> 228,409,047
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 8,166,266
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> (1,077,400)
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> (2,786,752)
<AVERAGE-NET-ASSETS> 3,286,071
<PER-SHARE-NAV-BEGIN> 15.37
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<PER-SHARE-DIVIDEND> 0.00
<PER-SHARE-DISTRIBUTIONS> (0.83)
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 19.82
<EXPENSE-RATIO> 0.96
</TABLE>
<TABLE>
<CAPTION>
EXHIBIT 77(O) MORGAN STANLEY DEAN WITTER MARKET LEADER TRUST
10f-3 transactions for the period July 1999-March 31, 2000
<S> <C> <C> <C> <C> <C> <C> <C>
TOTAL
ISSUED/
DATE PRICE SHARES % of PRINCIPAL PURCHASED
SECURITY PURCHASED SHARE PURCHASED Assets AMOUNT BY FUND BROKER(S)
Agilent Technologies 11/17/99 $ 30.00 37,000 0.435% $ 2,160,000,000.00 0.051% Hambrecht & Quist
Asiainfo 03/03/00 $ 24.00 1,000 0.008% $ 120,000,000.00 0.020% Deutsche Bank
Cacheflow Inc. 11/18/99 $ 24.00 1,400 0.012% $ 120,000,000.00 0.028% Goldman Sachs
Charter Communications 11/08/99 $ 19.00 37,000 0.276% $ 3,230,000,000.00 0.022% Goldman Sachs
Devon Energy 09/22/99 $ 40.50 75,000 1.468% $ 400,950,000.00 0.758% Hambrecht & Quist
Dobson Communications 02/03/00 $ 22.00 23,800 0.154% $ 550,000,000.00 0.095% Banc of America
Flag Telecom Holdings LTD 02/11/00 $ 24.00 90,700 0.567% $ 760,320,000.00 0.286% Salomon Brothers
Genentech Inc. 07/20/99 $ 97.00 13,300 0.636% $ 1,940,000,000.00 0.067% JP Morgan
Genentech Inc. 10/21/99 $143.50 4,200 0.145% $ 2,870,000,000.00 0.021% JP Morgan
Infonet Services 12/15/99 $ 21.00 18,700 0.132% $ 1,076,928,300.00 0.036% ABN AMRO Chicago
John Hancock Financial Inc. 01/26/00 $ 17.00 75,000 0.376% $ 1,734,000,000.00 0.074% Goldman Sachs
Nextel Communications 11/01/99 $ 83.81 15,000 0.528% $ 2,514,375,000.00 0.050% Goldman Sachs
Palm Inc. 03/01/00 $ 38.00 4,950 0.044% $ 874,000,000.00 0.022% Bancamerica
United Pan-Europe Communications 10/19/99 $ 64.68 4,100 0.124% $ 873,180,000.00 0.030% Goldman Sachs
UPS, Inc. 11/09/99 $ 50.00 15,300 0.295% $ 5,470,000,000.00 0.014% Goldman Sachs
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