León, Ángel; Fiorentini, Gabriele; Rubio, Gonzalo - Instituto Valenciano de Investigaciones Económicas (IVIE) - 2000
This paper examines the stochastic volatility model suggested by Heston (1993). We employ a time-series approach to estimate the model and we discuss the potential effects of time-varying skewness and kurtosis on the performance of the model. In particular, it is found that the model tends to...