Warren Buffett, chairman of Bershire Hathaway Inc, is now the world's richest person after topping Forbes richest men list on Thursday. Mexican tycoon Carlos Slim and Microsoft founder Bill Gates ranks 2nd and 3rd, respectively.
Buffett's wealth grew 10 billion U.S. dollars to about 62 billion dollars in the 12 months through Feb. 11, mostly from a gain in his company's shares (Berkshire Hathaway's shares climbed 25% since the middle of last July), Xinhua reported.