Efficient Markets Fact and Fiction
For almost 50 years, one of the most controversial ideas in finance is that markets are efficient, as presented by Gene Fama’s Efficient Market Hypothesis (EMH) in 1966. Let’s start with a simple definition of EMH: Current market prices incorporate all available information and expectations and are the best approximation of intrinsic value. In some ways, it’s such a simple statement that it’s a little surprising that it’s so controversial…. Read More