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 ... To name three examples of results that seem to counter the theory: Returns vary widely across different days of the week, premarket and after ...

Gain an edge with David Booth's investing tips, including strategies for finding cheap stocks and understanding market ...

Investors are always looking for the perfect strategy to beat the market. The efficient market hypothesis suggests that ...

Read about the academic theories that drive David Booth's investing strategies.