Pledge to Give Away Half Gains Billionaire Adherents- nytimes

More than three dozen billionaires, including well-known philanthropists like David Rockefeller and Mayor Michael R. Bloomberg of New York and less familiar big donors like Lorry I. Lokey, founder of Business Wire, have promised at least half of their fortunes to charity in response to calls from Bill and Melinda Gates and Warren Buffett. .... -- Pledge to Give Away Half Gains Billionaire Adherents

Rockefeller, Ellison Join Buffett's Charity Pledge
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