the United States to show how stock volatility has changed over time. It also uses various measures of volatility implied … 2008. This episode was associated with historically high levels of stock market volatility, particularly among financial … sector stocks, but the market did not expect volatility to remain high for long and it did not. This is in sharp contrast to …

that, after monetary policy announcements, the conditional volatility rises more for firms with stickier prices than for …

This paper examines the potential influence of changing volatility in stock market prices on the level of stock market … prices. It demonstrates that volatility is only weakly serially correlated, implying that shocks to volatility do not persist …. These shocks can therefore have only a small impact on stockmarket prices, since changes in volatility affect expected …

findings have implications for market-wide volatility - the model-implied correlations alone can explain 44% of the cross …-section of aggregate volatility. The results are robust to controlling for a number of alternative factors put forth by the …

mean and volatility of aggregate consumption growth, by a representative agent with a high elasticity of intertemporal … increasing the persistence of volatility fluctuations and their impact on stock prices. This calibration fits the predictive … power of stock prices for future consumption volatility, but implies much greater predictive power of stock prices for …

) levels of volatility. These results provide a novel perspective on both the equity risk premium and excess volatility puzzles …

tackle several measurement issues assessing a plethora of state-of-the-art volatility forecasting models. We then examine the …