Ulu, Yasemin - In: Applied Financial Economics Letters 1 (2005) 6, pp. 387-392
The population value of the R 2 is derived from the Mincer-Zarnowitz volatility forecast regression for a QGARCH(1,1). The study shows that the population R 2 exceeds that of the standard GARCH(1,1). This indicates that accounting for asymmetry in the conditional variance process can increase...