The efficient market hypothesis is based on the notion that prices for securities or assets in a market are always reflective of all information available to investors. The efficient market ...

The famed efficient market hypothesis, or EMH, is widely accepted by academics and modern investors. The hypothesis states that stock prices reflect all available information at any given time ...

Johannes Eisele / AFP / Getty Images The legendary investor Warren Buffett has repeatedly denounced the efficient market hypothesis (EMH), which claims that stock prices reflect all relevant ...

He came out with this efficient market hypothesis. The implication is it doesn't make sense to try to outguess the market. You can have a good experience without having to outguess the market.