Warren Buffett And Henry Paulson Event At Chamber Of Commerce [Getty Images]

Warren Buffett, chairman and chief executive officer of Berkshire Hathaway Inc., left, holds a copy of "On The Brink" by Henry Paulson, former U.S. treasury secretary, right, during an event in Omaha, Nebraska, U.S., on Tuesday, Feb. 9, 2010. Paulson said the U.S. government will be repaid for "every penny" of the funds it put into the country's banks. Photographer: Michelle Bishop/Bloomberg via Getty Images

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