Billionaire investor Warren Buffett, chief executive officer of Berkshire Hathaway, smiles as he meets hedge fund manager Zhao Danyang (not pictured) who placed the winning bid in a charity auction for lunch with Buffett at New York's famous steak house, Smith&Wollensky, June 24, 2009. Reuters Pictures 4 months ago

Billionaire investor Warren Buffett, chief executive officer of Berkshire Hathaway, smiles as he meets hedge fund manager Zhao Danyang (not pictured) who placed the winning bid in a charity auction for lunch with Buffett at New York's famous steak house, Smith&Wollensky, June 24, 2009.