Land economics, structural change, world agricultural development

His research is in land markets and values, land use shifts, comparative land tenure structure and reform, world agricultural trade.

Publications include reports in Land Tenure (coeditor); The Changing Structure of Europe (coauthor); and chapters in Agricultural Development and Economic Growth: Size, Structure and Future of Farms; Soviet Economic Statistics; The Future of American Agriculture as a Strategic Resource; Farming in the Soviet Union and Eastern Europe; Our American Land and Socialist Agriculture in Transition.