Ph.D, in Economics. Professor of Economics, Peking University and the Graduate School of Chinese Academy of Social Sciences; Director of National Economic Research Institute, and Chief Researcher at CCIEE. He was the academic member of China Monetary Policy Committee during 2006-2010, and served as economic consultant to various international organizations such as The World Bank, UNDP, OECD, etc. He was listed as one of “World’s Top 100 Public Intellectuals” jointly by Foreign Policy and Prospect, in 2005 and 2008 consecutively；and listed as one of “100 Global Thinkers” by Foreign Policy in 2010.