Dr. Kangyin Dong is an Associate Professor in the School of International Trade and Economics, University of International Business and Economics, Beijing, China. His research interests include energy economics, climate change economics, and economics of natural gas and renewable energy. Dr. Dong serves for several academic journals as an Associate Editor including Energy Economics, Economic Analysis and Policy, Petroleum Science, and Journal of Economic Statistics. Dr. Dong has published more than 200 papers appearing in journals such as Energy Economics, Energy Policy, World Development, and The World Economy. Dr. Jun Zhao is a Lecturer in the College of Economics and Management, Beijing University of Chemical Technology, Beijing, China. Her research interests are in energy and low-carbon economics. She has published 24 papers appearing in international journals. Dr. Xiucheng Dong is a Professor in the School of International Trade and Economics, University of International Business and Economics, Beijing, China, the Director of the UIBE Belt & Road Energy Trade and Development Center, and the Executive Director of the China International Low Carbon Economy Research Institute of the University of International Business and Economics. He also serves as Vice President of the China Petroleum Circulation Association, Vice Chairman of the China Energy and Resources System Engineering Association, Member of the Consultative Committee of Price Experts of the National State Development and Reform Commission, Special Expert of China National Energy Agency, Standing Director of China Energy Association and China Market Economy Research Association of Geology and Mineral Economics, and Special Commentator for CCTV. Dr. Dong additionally provides long-term strategy and policy advisory services for national energy government agencies, participating in drafting and argumentation of many national energy reform and policy documents.