1979, BA in Economics, Yonsei University, Korea; 1991, PhD in Economics, University of Wisconsin, Madison. 1998-99, Legal Affairs Officer, Ministry of Planning and Budget; 1999-2004, Deputy Editor-in-Chief, Korea Economic Daily; 2004-08, Member, 17th National Assembly; 2004-08, Member, Finance and Economy Committee, National Assembly; 2004-05, Chairman, Fourth Policy Planning Coordination Committee; 2005-06, Vice-Chairman, Finance and Economic Committee, National Assembly; 2005, Second Vice-Chairman, Youido Institute; 2005-06, First Vice-Chairman, Youido Institute; 2008, Executive Member, Second Subcommittee on Economic Affairs, Presidential Transition Committee; since 2008, Member, 18th National Assembly; 2008-09, Vice-Chairman, Committee on Policy Planning and Coordination, GNP; 2008-09, Vice-Chairman, Strategy and Finance Committee; 2008-09, Chairman, Tax Subcommittee, Strategy and Finance Committee; 2009, Head, Economic Crisis Task Force, Grand National Party, and Member, Special Committee on Budget and Accounts, National Assembly. Member, sub-Committee, Special Committee on Budget and Accounts, National Assembly; since 2009, current position.