Feng, Lingbing; Shi, Yanlin - In: Cogent Economics & Finance 5 (2017) 1, pp. 1-19
Generalized autoregressive conditional heteroskedastic (GARCH) model is a standard approach to study the volatility behaviour of financial time series. The original specification of GARCH model is developed based on Normal distribution for the disturbances, which cannot accommodate fat-tailed...