While most are wary about oil's future billionaire Warren Buffett expands oil bet

From Jan. 4 to Jan. 11, Berkshire Hathaway Inc, which Buffett(pic) has run since 1965, paid about US$390 million for an additional 5.1 million shares of Phillips 66, according to filings with the U.S. Securities and Exchange Commission

From Jan. 4 to Jan. 11, Berkshire Hathaway Inc, which Buffett has run since 1965, paid about US$390 million for an additional 5.1 million shares of Phillips 66, according to filings with the U.S. Securities and Exchange Commission.