1970, BA, University of Witwatersrand; 1978, PhD, Yale University. 1976-82, Research Associate and 1983-91, Senior Fellow, Brookings Institution; 1999-2001, Member, President's Council of Economic Advisers. Consultant to Federal Reserve Bank, New York, World Bank, OECD and UNCTAD. Currently: Senior Fellow, Peterson Institute for International Economics; Director, Harvard Kennedy School Trade Group; Research Associate, National Bureau of Economic Research. Member: Presidential Commission on US Pacific Trade and Investment Policy; Advisory Committee, Institute for International Economics; Panel, Foreign Trade Statistics, National Academy of Sciences; Committee for Economic Development, Overseas Development Council; Economic Advisers, Congressional Budget Office.