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MSCI INTENDS TO ADJUST ITS METHODOLOGY FOR THE CALCULATION OF PRICE
ADJUSTMENT FACTORS APPLIED FOR RIGHTS ISSUES IN THE MSCI INDICES –ADDITIONAL DOCUMENTGeneva – November 2, 2009 - MSCI Inc. (NYSE: MXB), a leading provider of investment decision support tools
worldwide, announced today that following up on MSCI’s previous announcement dated October 22, 2009, anadditional document highlighting differences between the proposed new Price Adjustment Factor (PAF) and thecurrent PAF for rights issues has been posted on MSCI Barra's website at
http://www.mscibarra.com/products/consultations/index.jsp
under section “Proposal to adjust the Price Adjustment Factor (PAF) for rights issues”.
MSCI welcomes feedback from the investment community on its proposal regarding the treatment of rights issues
in terms of PAF. MSCI will announce its final decision on or before November 16, 2009. This may or may not leadto any changes to MSCI’s current treatment of rights issue in terms of PAF.
###About MSCI Inc.
MSCI Inc. is a leading provider of investment decision support tools to investment institutions worldwide. MSCI Inc.
products include indices and portfolio risk and performance analytics for use in managing equity, fixed income andmulti-asset class portfolios.
The company’s flagship products are the MSCI International Equity Indices, which include over 120,000 indicescalculated daily across more than 70 countries, and the Barra risk models and portfolio analytics, which cover 56
equity and 46 fixed income markets. MSCI Inc. is headquartered in New York, with research and commercial offices
around the world.
For further information on MSCI Inc., please visit our web site at www.mscibarra.com
For media enquiries please contact:
Sally Todd | Clare Milton, Penrose Financial, London
Pen Pendleton | Patrick Clifford, Abernathy MacGregor, New York+ 44.20.7786.4888+ 1.212.371.5999

MSCI Barra Global Client Service:
Joe Pivarunas, MSCI Barra, London
Elizabeth Turner, MSCI Barra, New York
Jackson Wang, MSCI Barra, San Francisco
Abbie Bao, MSCI Barra, Hong Kong
Masao Ikeda, MSCI Barra, Tokyo+ 44.20.7618.2222+ 1.212.804.3901+ 1.415.576.2323+ 852.2844.9333+ 813.5226.8222

This document and all of the information contained in it, including without limitation all text, data, graphs, charts (collectively, the“Information”) is the property of MSCl Inc. (“MSCI”), Barra, Inc. (“Barra”), or their affiliates (including without limitation Financial
Engineering Associates, Inc.) (alone or with one or more of them, “MSCI Barra”), or their direct or indirect suppliers or any third party
involved in the making or compiling of the Information (collectively, the “MSCI Barra Parties”), as applicable, and is provided for
informational purposes only. The Information may not be reproduced or redisseminated in whole or in part without prior written
permission from MSCI or Barra, as applicable.
The Information may not be used to verify or correct other data, to create indices, risk models or analytics, or in connection withissuing, offering, sponsoring, managing or marketing any securities, portfolios, financial products or other investment vehicles based
on, linked to, tracking or otherwise derived from any MSCI or Barra product or data.

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Historical data and analysis should not be taken as an indication or guarantee of any future performance, analysis, forecast
or prediction.
None of the Information constitutes an offer to sell (or a solicitation of an offer to buy), or a promotion or recommendationof, any security, financial product or other investment vehicle or any trading strategy, and none of the MSCI Barra Parties
endorses, approves or otherwise expresses any opinion regarding any issuer, securities, financial products or instruments
or trading strategies. None of the Information, MSCI Barra indices, models or other products or services is intended toconstitute investment advice or a recommendation to make (or refrain from making) any kind of investment decision andmay not be relied on as such.
The user of the Information assumes the entire risk of any use it may make or permit to be made of the Information.
NONE OF THE MSCI BARRA PARTIES MAKES ANY EXPRESS OR IMPLIED WARRANTIES OR REPRESENTATIONS WITHRESPECT TO THE INFORMATION (OR THE RESULTS TO BE OBTAINED BY THE USE THEREOF), AND TO THE MAXIMUMEXTENT PERMITTED BY LAW, MSCI AND BARRA, EACH ON THEIR BEHALF AND ON THE BEHALF OF EACH MSCI BARRAPARTY, HEREBY EXPRESSLY DISCLAIMS ALL IMPLIED WARRANTIES (INCLUDING, WITHOUT LIMITATION, ANY IMPLIEDWARRANTIES OF ORIGINALITY, ACCURACY, TIMELINESS, NON-INFRINGEMENT, COMPLETENESS, MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE) WITH RESPECT TO ANY OF THE INFORMATION.
Without limiting any of the foregoing and to the maximum extent permitted by law, in no event shall any of the MSCI Barra Parties
have any liability regarding any of the Information for any direct, indirect, special, punitive, consequential (including lost profits) or any
other damages even if notified of the possibility of such damages. The foregoing shall not exclude or limit any liability that may not by
applicable law be excluded or limited, including without limitation (as applicable), any liability for death or personal injury to the extent
that such injury results from the negligence or wilful default of itself, its servants, agents or sub-contractors.
Any use of or access to products, services or information of MSCI or Barra or their subsidiaries requires a license from MSCI orBarra, or their subsidiaries, as applicable. MSCI, Barra, MSCI Barra, EAFE, Aegis, Cosmos, BarraOne, and all other MSCI andBarra product names are the trademarks, registered trademarks, or service marks of MSCI, Barra or their affiliates, in the UnitedStates and other jurisdictions. The Global Industry Classification Standard (GICS) was developed by and is the exclusive property ofMSCI and Standard & Poor’s. “Global Industry Classification Standard (GICS)” is a service mark of MSCI and Standard & Poor’s.

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