Soon Il Bark
Department of Economics, University of Wisconsin at Madison, Seoul, South Korea
Gun-Chun Ryu
Korea Social Policy Institute, Seoul, South Korea
Jin Kwon Hyun
Department of Public Policy Analysis, Heinz School of Public Policy and Management, Carnegie-Mellon University, Seoul, South Korea
Feng Sun
Donlinks School of Economics and Management, University of Science and Technology Beijing, Beijing, China
Oksana Yaskal
Department of Business, Trade and Stock Exchange Operations, Yuriy Fedkovych Chernivtsi National University, Chernivtsi, Ukraine