Vikas Agarwal is from Georgia State University, J. Mack Robinson College of Business, 35 Broad Street, Suite 1221, Atlanta GA 30303, USA. Email: [email protected]: +1-404-413-7326. Fax: +1-404-4137312. Vikas Agarwal is also a Research Fellow at the Centre for Financial Research (CFR), University of Cologne. ^ Yan Lu is from University of Florida, Warrington College of Business, Box 117168,...