between stock returns and idiosyncratic return volatility at the firm level. By allowing for the volatility of the underlying … idiosyncratic choice variables to exhibit independent switches between a high and low volatility regime, we show that the options …' constant expected returns are composed of (i) a state dependent drift term that relates positively with the volatility regime …

We investigate the informational content of credit default swap (CDS) spreads for future volatility of (firm) assets … and equity. In the cross-section, CDS spreads are significantly more informative about future asset than equity volatility … fundamental difference in the cross-sectional predictability of asset and equity volatility. This difference lies in the leverage …

law of one price, and is present in all but risk-neutral economies. We test the cross-sectional predictions of our theory … equity than for assets, and stronger for more levered firms — consistent with the theory. We test also the timeseries … implications of the theory. Time variation in asset ivol causes time variation in the option value of equity that translates into …

real estate bubble burst, credit crunch and banking panics. As a response, extreme value theory (EVT) provides a set of …