In this paper, we provide evidence on two alternative mechanisms of interaction between returns and volatilities: the leverage effect and the volatility feedback effect. We stress the importance of distinguishing between realized volatility and implied volatility, and find that implied...

This study examines the causal link between short interest ratio and equity market return and their respective impulse response functions. Based on the analysis of monthly data from 1931M6 to 2012M12, the results reveal that there is a causal link between NYSE short interest ratio and the...