The Berkshire Hathaway chief's annual letter says investors should be wary of non-GAAP financial metrics like earnings before interest, taxes, depreciation and amortization.
Berkshire Hathaway will have a bear at its annual shareholder meeting. TheStreet contributor Doug Kass was Berkshire's bear last year.
Warren Buffett said MidAmerican Energy will invest $15 billion in renewable energy.
Berkshire Hathaway reported better than expected fourth quarter earnings.
Apollo's Leon Black celebrates the PE giant's frugality as money pours in.
Corporate filings indicate eBay has never considered Intuit's Go-Payment a major competitor.
Tesla's CEO Elon Musk and its bankers deserve a lot of credit, even if speculation of a bubble persists.
O.PenVape, the Google of Cannabis Featured on CNBC, is a Private Company
T-Mobile now has to prove it can make money by stealing customers from AT&T and Verizon.
Chesapeake Energy could fill a 2014 funding gap with a sale of its oil services division, according to Jefferies.