Affiliation: | 1. Jaime Casassus is at Instituto de Economia, Pontificia Universidad Catolica de Chile, Santiago, Chile.;2. Peng (Peter) Liu is at Finance and Real Estate, Cornell University, Ithaca, New York.;3. Ke Tang is at Hanqing Advanced Institute of Economics and Finance and School of Finance, Renmin University of China, Beijing, P.R. China. |