Research assistant Harvard, 1935-1936. Economist Federal Housing Administration, 1938-1940. Assistant to director St. Lawrence Seaway Survey, unites states department Commerce, 1940-1941.
Economist, associate div. director OPA, 1941-1946. Deputy assistant administrator NHA, 1946-1947. Intelligence research officer and executive Department State, 1947-1956.
Foreign service officer, 1956-1962, 1st secretary American embassy, London, 1958-1961. Economics adviser Harvard University Advisory Group, Dacca, East Pakistan, 1962-1965. Economics consultant, private business, Bethesda, Maryland., 1965-1971.