Osarumwense, Osabuohien-Irabor - In: European financial and accounting journal : EFAJ 10 (2015) 4, pp. 33-44
-of-the-week effects in returns and volatility using the Nigerian stock exchange (NSE-30). The Gaussian, Student-t, and the Generalized … error distribution were incorporated in the GARCH (2,1) and EGARCH (2,1) models. Result reveals that day-of-the-week effects … are sensitive to error distribution. Our finding also shows that evidence of good or bad news in volatility does not only …