U.S. stocks are more volatile than stocks of similar foreign firms. A firm's stock return volatility can be higher for … reasons that contribute positively (good volatility) or negatively (bad volatility) to shareholder wealth and economic growth …. We find that the volatility of U.S. firms is higher mostly because of good volatility. Specifically, firm stock …

From 1991 to 2006, U.S. stocks are more volatile than stocks of similar foreign firms. A firm's stock return volatility … in a country can be higher than the stock return volatility of a similar firm in another country for reasons that … contribute positively (good volatility) or negatively (bad volatility) to shareholder wealth and economic growth. We find that …