Institution: | Doojin Ryu is at theCollege of Economics, Sungkyunkwan University, Jongno‐gu, Seoul, Republic of Korea [Correction added on 19 December 2014, after first online publication: the affiliation “Financial Economics at the School of Economics, Chung–Ang University, Seoul, Republic of Korea” was changed to “College of Economics, Sungkyunkwan University, Jongno–gu, Seoul, Republic of Korea”] |