1. Chen, C. C. and W. J. Tsay (1997), "Robust Tests of Forward Exchange
Market Efficiency"《Annual Conference of Chinese Finance Association Thesis》
2. Hwu, S. T. and W. J. Tsay (2017), "Measurement of Technical Efficiency in Stochastic Frontier Analysis with Limited and Qualitative Dependent Variable"《Data Envelopment Analysis International Conference 2017 at Hefei, China》(pdf)
