1. Biao Guo is at the School of Finance & China Financial Policy Research Center; Renmin University of China; Beijing China
2. Qian Han is at the Wang Yanan Institute for Studies in Economics (WISE); Xiamen University; Xiamen China
3. Jaeram is at the College of Business; KAIST; Seoul Republic of Korea
4. Doojin Ryu is at the College of Economics; Sungkyunkwan University (SKKU); Seoul Republic of Korea