Efficient markets, price contains all available information, rational expectations and whatnot there were. Oh, yeah, almost forgot, I don't even know what a bu

Efficient markets, price contains all available information, rational expectations and whatnot there were. Oh, yeah, almost forgot, I don't even know what a bubble means. These words have become popular. I don't think they have any meaning. - Eugene Fama, Nobel Memorial Prize laureate in Economics