Fourth-quarter profit at Warren Buffett's Berkshire Hathaway was down 30 percent on investment and derivative valuations.

Billionaire investor Warren Buffett says Europe's debt concerns and the anemic U.S. home construction business will continue to hurt the economy even though many businesses are performing well.

Berkshire Hathaway Chairman and CEO Warren Buffett said Thursday Congress is playing a dangerous game by considering not raising the U.S. debt ceiling.

An anonymous bidder agreed Friday to pay more than $2.6 million for a lunch with billionaire investor and Bershire Hathaway CEO Warren Buffett.

Paying more than $1 million for lunch may seem excessive, but when the price includes a private audience with revered investor Warren Buffett some people think it's worth it.