of volatility through time. We are particularly interested in understanding whether periods of high volatility spillover … across countries. Our analysis relies both on univariate and bivariate switching volatility models. Our results indicate that … high-volatility episodes are, in general, short-lived, lasting from two to seven weeks. We find some weak evidence of …

efforts, several structural sources of volatility remain, and new ones have emerged as a result of the new and otherwise …

This paper analyzes optimal portfolio choice and consumption with stochastic volatility in incomplete markets. Using … for stocks under stochastic volatility varies strongly with the investor's coefficient of relative risk aversion, but only … preference parameters. This paper also shows that stochastic variation in volatility produces an optimal intertemporal hedging …

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 …

We create a newspaper-based Equity Market Volatility (EMV) tracker that moves with the VIX and with the realized … volatility of returns on the S&P 500. Parsing the underlying text, we find that 72 percent of EMV articles discuss the … Macroeconomic Outlook, and 44 percent discuss Commodity Markets. Policy news is another major source of volatility: 35 percent of …

idiosyncratic stock market volatility, on individual outcomes. We find that firms provide at best partial insurance to their workers …