- Teaching assistant, Ohio State University, 1924-1926, Stanford, 1927-1929. Research assistant Food Research Institute, Stanford, 1929-1932, junior research associate, 1932-1936, associate economist, 1936-1945, economics and associate professor, 1945-1950, professor 1950-1968, prf. emeritus, 1968, associate director, 1960-1962.
Author: Wartime Food Developments in Germany, 1942. Livestock in Continental Europe During World World War II, 1944. World Grain Review and Outlook (with V.P. Timoshenko), 1945.
Wheat Growers and the Tariff, 1946. Grain Saving for United States Export, 1947. International Wheat Agreements and Problems, 1949-1956, 1956.
Multiple Pricing of American Wheat, 1958. American Wheat Exports, Policies and Prospects, 1960. Determinants of French Grain Production, Past and Prospective, 1964.
(with K. Friedmann) The West German Grain Economy and The Common Market, 1966. (with Friedmann) French and European Economic Community Grain Policies and Their Price Effects, 1920-1970, 1967.