File photo of Berkshire Hathaway Chairman Warren Buffett touring the floor of the New York Stock Exchange

 
File photo of Berkshire Hathaway Chairman Warren Buffett touring the floor of the New York Stock Exchange
Berkshire Hathaway Chairman Warren Buffett tours the floor of the New York Stock Exchange in this September 30, 2011 file photo. Increasing taxes on the wealthy would bring fairness to U.S. taxpayers across the board, billionaire investor Buffett said on January 25, 2012, backing the tax reform that President Barack Obama proposed in his State of the Union address. REUTERS/Brendan McDermid/Files (UNITED STATES - Tags: BUSINESS PROFILE HEADSHOT SOCIETY WEALTH POLITICS)