We examine whether the dynamics of the implied volatility surface of individual equity options contains exploitable …. In particular, we explore the possibility that the dynamics of the implied volatility surface of individual equity … options may be associated with movements in the volatility surface of S&P 500 index options. We present evidence of strong …

We apply a two-step strategy to forecast the dynamics of the volatility surface implicit in option prices to all …-post volatility of the minimum-variance portfolio is lower when compared with the equal-weighted portfolio and a minimum …

) index call and put options with different volatility forecasting approaches. Since the volatility is the key parameter in … pricing options, GARCH (Generalized Autoregressive Conditional Heteroskedasticity), implied volatility, historical volatility …, and implied volatility index (VBI) are used to determine the best volatility approach for pricing options according to …

We present a new option-pricing model, which explicitly captures the difference in the persistence of volatility under … Stochastic Volatility models have the best forecasting performance …

option implied volatility models. A significant part of the literature related to this topic shows that volatility forecast … accuracy is not easy to estimate regardless of the forecasting model applied. This paper examines the volatility accuracy of … volatility forecast models for the case of corn and wheat futures price returns. The models applied here are a univariate GARCH …

We evaluate the importance of nonlinear interactions in volatility forecasting by comparing the predictive power of … decision tree ensemble models relative to classical ones for normalized at-the-money implied volatility innovations. We measure … delta-hedged option portfolio sorts on volatility innovation forecast data, while regression tree ensembles outperform OLS …