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 …

volatility through time. We are particularly interested in understanding whether periods of high volatility are correlated across … countries. The analysis uses both on univariate and bivariate switching volatility models. Our results do not rely on the … correlation coefficients, but on the co-dependence of volatility regimes. The results indicate that high-volatility episodes are …

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 …

Data show that better creditor protection is correlated across countries with lower average stock market volatility …

We study whether exchange traded funds (ETFs)--an asset of increasing importance--impact the volatility of their … stocks owned by ETFs exhibit significantly higher intraday and daily volatility. We estimate that an increase of one standard … deviation in ETF ownership is associated with an increase of 16% in daily stock volatility. The driving channel appears to be …