to cointegration. -- implied volatility surface ; dynamic semiparametric factor model ; VAR ; cointegration …As a function of strike and time to maturity the implied volatility estimation is a challenging task in financial … volatility surface (IVS) in a dynamic context, employing semiparametric factor functions and time-varying loadings. Because …

three market regimes. A consistent parametric framework of stochastic volatility is used. All empirical market utility …

characterized by volatility clustering and asymmetry. Also revealed as a stylized fact is Long memory or long range dependence in … market volatility, with significant impact on pricing and forecasting of market volatility. The implication is that models … that accomodate long memory hold the promise of improved long-run volatility forecast as well as accurate pricing of long …

Traditionally volatility is viewed as a measure of variability, or risk, of an underlying asset. However recently … investors began to look at volatility from a different angle. It happened due to emergence of a market for new derivative … instruments - variance swaps. In this paper first we introduse the general idea of the volatility trading using variance swaps …

. The regression residuals of the temperature show a clear seasonal variation and the volatility term structure of CAT …