Visit msnbc.com for breaking news, world news, and news about the economyMSNBCBy Allison Linn Warren Buffett, the billionaire investor known as much for his folksy wisdom as his investing prowess, announced Tuesday that he has been diagnosed with c… more »

 By Chad Hemenway, PropertyCasualty360.com Berkshire Hathaway’s insurance group reported a 30.5 percent drop in pre-tax earnings in 2011, driven mainly by $2.6 billion in pre-tax losses from catastrophe events. Year-end earnings at the insurance gr… more »

By Charles Riley @CNNMoney NEW YORK (CNNMoney) -- Outspoken New Jersey Gov. Chris Christie had some rather harsh words for billionaire investor Warren Buffett on Tuesday. During a discussion with CNN's Piers Morgan about tax rates, Christie made it… more »

Bloomberg.com By Jim Efstathiou Jr. Warren Buffett’s Burlington Northern Santa Fe LLC is among U.S. and Canadian railroads that stand to benefit from the Obama administration’s decision to reject TransCanada Corp. (TRP)’s Keystone… more »

Forbes Tim Worstall, Contributor Warren Buffett’s got a piece in the New York Times today. A piece in which he makes a very strange claim about the rate of tax that he pays. Last year my federal tax bill — the income tax I paid, as well as payroll… more »