William R. Cline is a senior fellow emeritus at the Center for Global Development with a joint appointment at the Peter G. Peterson Institute for International Economics. His recent books include The United States as a Debtor Nation and Trade Policy and Global Poverty. He has been a senior fellow at the Peterson Institute since its inception in 1981. Previously he was senior fellow, the Brookings Institution (1973-81); deputy director of development and trade research, office of the assistant secretary for international affairs, US Treasury Department (1971-73); Ford Foundation visiting professor in Brazil (1970-71); and lecturer and assistant professor of economics at Princeton University (1967-70). During 1996-2001 while on leave from the Institute, Cline was deputy managing director and chief economist of the Institute of International Finance (IIF) in Washington, DC.