Boris Choy, S.T.; Wan, Wai-yin; Chan, Chun-man - In: Bayesian econometrics, (pp. 595-618). 2008
The normal error distribution for the observations and log-volatilities in a stochastic volatility (SV) model is replaced by the Student-t distribution for robustness consideration. The model is then called the t-t SV model throughout this paper. The objectives of the paper are twofold. First,...