Replaced with revised version of paper 07/02/10.

Forthcoming in the American Journal of Agricultural Economics.

The objective of this paper is to assess the potential demand for a new value-added cowpea product – cowpea flour for purchase by women street food vendors. We use a non-hypothetical real purchase decision mechanism that involves real purchase exchanges of 1 kg packages of cowpea flour in a...

Supermarkets are currently gaining ground in the agri-food systems of many developing countries. While recent research has analyzed income effects in the small farm sector, impacts on farming efficiency have hardly been studied. Productivity effects in previous studies are also estimated with...

Globalization and the changing structure of agri-food procurement channels have forced governments and international development community to shift their efforts towards linking farmers to markets through high value added contractual marketing relationships. A critical pre-condition for...

This research examines the effect of risk and time preferences on forest management responses to forest tenure land reforms in Fujian, China that began in 2002. The different extent of the reform and its different timing across regions provide a natural experiment to test how time and risk...

Simple plots of data show that malaria has a negative correlation with national income per capita, whether looking across countries at a point in time, or looking at a single country over time. Some countries have been able to move from an equilibrium characterized by low income and high...

2010 AAEA Presidential Address; forthcoming in January 2011 AJAE in shortened version.

Almost universally, implementers of index insurance for low income households have chosen to embed insurance with other interventions designed to improve productivity, with the insurance used almost entirely to make the other interventions possible. A common example is to use the insurance to...

This paper systematically estimates the potential benefit of introducing improved irrigation schemes in Mt. Kilimanjaro to help rain dependent farmers cope with the risks of climate change. The study uses Contingent Valuation Method (CVM) to elicit farmers’ Willingness to Pay (WTP) for...