Performance Leveraged Upside Securities^SM

PRICING TERMS – JANUARY 24, 2008
Issuer:	Morgan Stanley
Maturity date:	February 20, 2009
Underlying index:	Nikkei 225 Index
Aggregate principal amount:	$14,500,000
Payment at maturity per PLUS:	If final index value is greater than initial index value, $10 + leverage upside payment In no event will the payment at maturity exceed the maximum payment at maturity. If final index value is less than or equal to initial index value, $10 x (final index value / initial index value) This amount will be less than or equal to the stated principal amount of $10.
Leverage upside payment:	$10 x leverage factor x index percent increase
Index percent increase:	(final index value – initial index value) / initial index value
Initial index value:	13,629.16, the index closing value of the underlying index on the index business day immediately following the pricing date
Final index value:	The index closing value on the valuation date
Valuation date:	February 18, 2009, subject to adjustment for certain market disruption events
Leverage factor:	300%
Maximum payment at maturity:	$12.00 (120% of the stated principal amount) per PLUS
Stated principal amount:	$10 per PLUS
Issue price:	$10 per PLUS (see “Commissions and Issue Price” below)
Pricing date:	January 24, 2008
Original issue date:	January 31, 2008 (5 business days after the pricing date)
CUSIP:	61747W349
Listing:	The PLUS will not be listed on any securities exchange.
Agent:	Morgan Stanley & Co. Incorporated
Commissions and Issue Price:	Price to Public⁽¹⁾	Agent’s Commissions⁽¹⁾⁽²⁾	Proceeds to Company
Per PLUS	$10	$0.15	$9.85
Total	$14,500,000	$217,500	$14,282,500

(1)

The actual price to public and agent’s commissions for a particular investor may be reduced for volume purchase discounts depending on the aggregate amount of PLUS purchased by that investor. The lowest price payable by an investor is $9.95 per PLUS. Please see “Syndicate Information” on page 6 of the accompanying preliminary terms for further details.

(2)

For additional information, see “Plan of Distribution” in the accompanying prospectus supplement for PLUS.

As of the issue date of the PLUS, we will have received the consent of Nikkei Inc., the publisher of the Nikkei 225 Index, to use and refer to the Nikkei 225 Index in connection with the PLUS. Nikkei Inc. has the copyright to the Nikkei 225 Index. All rights to the Nikkei 225 Index are owned by Nikkei Inc. The PLUS are not sponsored, endorsed, sold or promoted by Nikkei Inc., and Nikkei Inc. makes no representation regarding the advisability of investing in the PLUS.

YOU SHOULD READ THIS DOCUMENT TOGETHER WITH THE PRELIMINARY TERMS DESCRIBING THE OFFERING AND THE RELATED PROSPECTUS SUPPLEMENT AND PROSPECTUS, EACH OF WHICH CAN BE ACCESSED VIA THE HYPERLINKS BELOW.

Amendment No. 1 to Preliminary Terms No. 473 dated January 16, 2008

Amendment No. 2 to Prospectus Supplement for PLUS dated October 24, 2007

Prospectus dated January 25, 2006

The issuer has filed a registration statement (including a prospectus) with the SEC for the offering to which this communication relates. Before you invest, you should read the prospectus in that registration statement and other documents the issuer has filed with the SEC for more complete information about the issuer and this offering. You may get these documents for free by visiting EDGAR on the SEC Web site at www.sec.gov. Alternatively, the issuer, any underwriter or any dealer participating in this offering will arrange to send you the prospectus if you request it by calling toll-free 1-800-584-6837.