Buffett has amassed an enormous fortune from astute investments managed through the holding company Berkshire Hathaway, of which he is the largest shareholder and CEO. With an estimated current net worth of around US$52 billion,[2] he was ranked by Forbes as the third-richest person in the world as of April 2007, behind Bill Gates and Mexican businessman Carlos Slim Helú.
-Wikipedia
Warren Buffett MBA Talk:
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