Tseng, Tseng-Chan; Lai, Hung-Cheng; Lin, Cha-Fei - In: Applied Financial Economics 22 (2012) 5, pp. 357-364
We obtain intraday data on three stock indices listed on the Taiwan Stock Exchange (TWSE), and then analyse the data by incorporating an overnight returns indicator into the ‘Heterogeneous Auto-Regressive’ (HAR) model of realized volatility. Our overall aim is to enhance the forecasting of...