The chart below shows the market capitalization to GDP ratio, also known as "Buffett’s favorite indicator," is two standard deviations or 67% above normal equity market valuations.

Few investors have more market experience than Berkshire Hathaway Inc (NYSE:BRK) (NYSE:BRK) CEO Warren Buffett, who's seen his fair share of over-extended bull markets. After the Dot-Com Bubble ...

The stock market may be in a bubble that rivals the one seen during the dot-com boom. That's according to Torsten Sløk, the chief economist of Apollo Global Management, who said on Wednesday that ...