OCCUPATION: Berkshire Hathaway chairman
PREVIOUS APPEARANCES ON THE TIME 100: 2
PRO: The richest man in the country at last count, his net worth was an estimated $62 billion kept busy last year, making investments in everything from General Electric to Harley-Davidson.
CON: When you've got a lot to spend, you've got a lot to lose, and Berkshire lost a lot, reporting a stunning 62% income drop for 2008.
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