Publications:

Economic analysis of the 2014 drought for California agriculture
R Howitt, J Medellín-Azuara, D MacEwan, JR Lund, D Sumner
Center for Watershed Sciences, 2014

The off‐farm labor supply of farmers
DA Sumner
American Journal of Agricultural Economics 64 (3), 499-509, 1982

Traceability, liability, and incentives for food safety and quality
S Pouliot, DA Sumner
American Journal of Agricultural Economics 90 (1), 15-27, 2008

Agricultural technologies for climate change in developing countries: Policy options for innovation and technology diffusion
TJ Lybbert, DA Sumner
Food Policy 37 (1), 114-123, 2012

Measurement of monopoly behavior: an application to the cigarette industry
DA Sumner
Journal of Political Economy 89 (5), 1010-1019, 1981