Discover why the Efficient Market Hypothesis might not hold across all markets and explore investment strategies, from index funds to tactical assets.

George Soros made billions managing his hedge fund. Learn about the investment strategies he used to outperform the market.

The assumption of the efficient market hypothesis is that the price of a financial asset reflects all available information that is relevant to its value. The players are rational and all information ...

In it, he makes the case that the efficient market hypothesis consists of two main ideas, “No Free Lunch” and “The Price is Right,” that have met very different fates over the past decade ...

Buffett rejects the efficient markets hypothesis, but still recommends low-cost index funds for most ordinary investors.

Increasing inefficiency doesn't mean that it's easier to beat the market, says Cliff Asness. The stock market will be lucky just to keep up with inflation over the next decade. Just take a look at ...