Despite the growing interest in realized stochastic volatility models, their estimation techniques, such as simulated … maximum likelihood (SML), are computationally intensive. Based on the realized volatility equation, this study demonstrates … quasi-likelihood ratio tests favored the two-factor realized asymmetric stochastic volatility model with the standardized t …

The Black-Scholes framework implies a constant volatility across term and strike, and a lognormal distribution for … and apply a model-independent, historically-consistent method for estimating the ‘fair' volatility surface of an asset … characteristics investors should be concerned with; (2) A review of historic SA index volatility skews and term structure, their …

volatility process spends longer time in regime 2 than it stays in regime 1. The predicted call option prices from both models …