MSCI Inc. (MXB) senior management will host a conference call for analysts and investors at 11:00 am, to discuss Q1 2009 earnings results.

To access the live webcast, log on at www.mscibarra.com

To hear the live call, dial -877-419-6593 (US) or 1- 719-325-4856 (International).

A replay of the call can be heard by dialing 1-888-203-1112 (US) or 1-719-457-0820 (International); passcode 3422785.

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