“...This experiment compares the performance of two contest designs: a standard winner-take-all tournament with a single fixed prize, and a novel...”

“...In this article, we use a vintage-capital model with risk of eviction to assess cocoa farmers' response to changes in their tenure security and to the...”

“...Understanding what determines the geographic spread of innovations can help guide the funding and implementation of research and extension programs. Our...”

“...The globalization of goods, services and capital for agriculture is fundamental to the future of developing countries and has major implications for the fight...”

“...Complementarity among inter-related innovations may help explain the location and timing of productivity growth, and may be particularly important in the...”

“...This paper presents case-study results and aggregate data to evaluate the impact of research in African agriculture. Of 32 case studies, all but eight report...”