Soocheol Lee is Professor of Faculty of Economics, Meijo University in Japan. He graduated from Seoul National University and received his PhD at the Graduate School of Kyoto University. He had worked for the Federation of Korean Industry as a team leader of Economic Research Department. He has written many books and papers on energy and environmental policy design and cooperation for sustainable low-carbon economy in East Asia. Hector Pollitt is Director and Head of International Modelling at Cambridge Econometrics, with extensive expertise in the development and application of macroeconomic modelling approaches for policy assessment. He has made significant contributions to several official assessments of energy and climate policy in the European Union and is responsible for development of the global E3ME simulation model. Kiyoshi Fujikawa is Professor of Applied Social System Institute of Asia, Nagoya University in Japan. He graduated from Kobe University in Japan and received his PhD there. He had worked at the Department of Economics and Social Affairs in the United Nations as a statistician before teaching in Japan. He has made significant contributions to application of input-output analysis on environmental economics.