Chenxing; Maheu, John M.; Yang, Qiao - 2022
This paper extends the Bayesian semiparametric stochastic volatility (SV-DPM) model of Jensen and Maheu (2010). Instead …). This allows for time variation in the return density beyond that attributed to parametric latent volatility. The new model … model improves density forecasts, compared to the SV-DPM, a stochastic volatility with Student-t innovations and other fat …