This paper provides an empirical study on the predictability of implied volatility using dataset collected from the … implied volatility characteristics across various maturities. We applied both in and out-of-sample tests that include the … provides evidence of non-random movement in the implied volatility series and indicates predictability of implied volatility …

increase in the idiosyncratic volatility of the underlying stock. This result can not be explained by standard risk factors. It … is distinct from existing anomalies in the stock market or volatility-related option mispricing. It is consistent with … idiosyncratic volatility stocks due to their higher arbitrage costs. Controlling for limits to arbitrage proxies reduces the …

each stock is. Stock market volatility is significant and understanding it is imperative to investing in stocks that suit … your investment or trading style and risk tolerance level. The derivative trading was initiated in the Indian Capital … the impact of derivatives trading on the stock market volatility. The study attempted to estimate the volatility …

volatility spillovers between them. To explore this issue, we analyse spot and futures markets on stock market indexes in … sentiment. Moreover, volatility shocks in either market are also found to have less impact during these periods. These results …

Recent general equilibrium models prescribe predictable dynamics in the volatility surfaces that are implied by … volatilities from over-the-counter options on eight different currencies, quoted against the Euro. We examine implied volatility … volatility trading strategies in the absence of transaction costs. Comparing across competing models, our results suggest that …

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 …

-affine volatility dynamics. We use extensive empirical data sets to study how infinite-activity Variance Gamma and Normal Inverse … Gaussian jumps with affine and non-affine volatility dynamics improve goodness of fit and option pricing performance. With …