Dr Feng conducts research and teaches in the areas of agriculture, the environment, and the interface of the two. She has contributed to the understanding of agriculture as a managed ecosystem and examined incentives, policies, and ecological consequences related to various agricultural and land use practices. One area of her current research is the trends and determinants of land uses and agricultural production systems in the United States. Another current research area is a behavioral approach to understanding how farmers’ make strategical and operational decisions. Dr Feng collaborates closely with other economists and colleagues from other social and natural science disciplines