Chang, Chuang-Chang; Hsieh, Pei-Fang; Lai, Hung-Neng - In: Journal of Banking & Finance 33 (2009) 4, pp. 757-764
In this paper, we set out to investigate the information content of options trading using a unique dataset to examine the predictive power of the put and call positions of different types of traders in the TAIEX option market. We find that options volume, as a whole, carries no information on...