| Elected, Wrenbury Scholar, University of Cambridge, 1957 |
| Senior Lecturer, Economics, 1957-59 |
| Reader, Economics, 1959-63 |
| Professor, (i) Economics, Panjab University, Chandigarh, 1963-65 and (ii) International Trade, Delhi School of Economics, University of Delhi, 1969-71 |
| Honorary Professor, (i) Jawaharlal Nehru University, New Delhi, 1976 and (ii) Delhi School of Economics, University of Delhi, 1996 |
| Economic Affairs Officer, 1966 and Chief, Financing for Trade Section, U.N.C.T.A.D., United Nations Secretariat, New York, 1966-69 |
| Deputy for India in I.M.F. Committee of Twenty on International Monetary Reform, 1972-74 |
| participated in Commonwealth Prime Ministers' Meeting, Kingston, 1975 |
| Associate, Meetings of I.M.F. Interim Committee and Joint Fund-Bank Development Committee, 1976-80 and 1982-85 |
| Fellow of the National Academy of Agricultural Sciences, New Delhi since 1999 |
| National Fellow, National Institute of Education, N.C.E.R.T.,1986 |
| Honorary Fellow, (i) St. John's College, Cambridge, U.K., 1982, (ii) Indian Institute of Bankers, 1982 (iii) All India Management Association, 1993 and (iv) Nuffield College, University of Oxford, Oxford,1994 |
| Leader, Indian Delegation to (i) Aid-India Consortium Meetings, 1977-79, (ii) Indo-Soviet Joint Planning Group Meeting, 1980-82, (iii) Indo-Soviet Monitoring Group Meeting, 1982, (iv) Commonwealth Heads of Government Meeting, Cyprus, 1993 and (v) Human Rights World Conference, Vienna, 1993 |
| attended as member of Indian delegations (i) Meeting of U.N.C.T.A.D. Trade and Development Board, Geneva, May 1971-July 1972, (ii) Ministerial Meeting of Group of 77, Lima, October, 1971, (iii) Third Session of U.N.C.T.A.D., Santiago, April-May, 1972, (iv) Annual Meetings of I.M.F., I.B.R.D. and Commonwealth Finance Ministers, 1972-79, (v) Aid-India Consortium Meetings, Paris, 1973-79, (vi) Cancun Summit on North-South Issues, 1981 and (vii) South-South Consultations, New Delhi, 1982 |
| represented as Secretary-General, U.N.C.T.A.D., at several Inter-Governmental meetings, including Second Session of U.N.C.T.A.D., 1968 and Committee on Invisibles and Financing related to Trade Consultant to U.N.C.T.A.D., E.S.C.A.P. and Commonwealth Secretariat |
| appointed as Member of a Group of Eminent Persons on Financing for Development by Secretary-General, U.N., 2000 |
| Chairman, Commonwealth Expert Group on Development and Democracy appointed by Commonwealth Secretary General, 2001-2003 |
