Burton Malkiel - Greed drives bad decisions

Princeton economist and author of "A Random Walk Down Wall Street" Burton Malkiel on how fast moving stocks markets tend to reinforce greed, driving prices h...

Warren Buffett has a wonderful expression that-- "Sloth is probably one of the best words to use in terms of an investment philosophy." Yes, they buy and sell too often. And typically, at the wrong time. And typically, what they will do is they will rush into those funds that are popular. When they came into the market in the first quarter of 2000, they didn't go into the so-called value funds, which actually were cheap then, but they went into the Internet funds. They went into these funds that had 20 of the best Internet stocks. And these were stocks that were the most expensive in the market.