Deputy Director, Resources for Development Program, United Nations Conference on Trade and Development since 1989. Senior Economist, Economic Policy Coord Unit, Office of the Secretary-General, United Nations Conference on Trade and Development, 1983-1988. Chief, Policy Review & Development Unit, Commodities Division, 1982-1983.
Senior Economist, Common Fund Unit, 1979-1981. Chief of Quantitative Analysis Unit, Senior Economist, Economist, Commodities Division, United Nations Conference on Trade and Development, 1973-1978. Policy Planner, Canadian International Development Agency, 1972-1973.
Economist, Economic Commission for Europe, 1970-1972. Finance Officer, Ministry of Finance, Canada, 1968-1970. Economist, Bank of Canada, Shell Petroleum, Harris & Partners Limited, 1965-1967.