We propose a novel empirical strategy that enables the researcher to select buckets of volatility forecasting models with similar accuracy. Using our Multiple Hypothesis Testing framework with False Discovery Rate (FDR) approach, we are able to identify buckets of more accurate models relative...

This paper examines stock returns by incorporating idiosyncratic volatility with the information contained inside the two channels of Baker and Wurgler (2006) in explaining investor sentiment effects on the cross-sectional returns. We provide empirical evidence to show that the joint effect of...

"This paper finds strong evidence of time-variations in the joint distribution of returns on a stock market portfolio and portfolios tracking size--and value effects. Mean returns, volatilities and correlations between these equity portfolios are found to be driven by underlying regimes that...

"We analyze the volatility surface vs. moneyness and time to expiration implied by MIBO options written on the MIB30, the most important Italian stock index. We specify and fit a number of models of the implied volatility surface and find that it has a rich and interesting structure that...