Much has been written on the determinants of input and technology adoption in agriculture, with issues such as input availability, knowledge and education, risk preferences, profitability, and credit constraints receiving much attention. This paper focuses on a factor that has been less well...

This paper presents rigorous and direct tests of two assumptions relating to limited commitment and asymmetric information that underpin current models of risk pooling. A specially designed economic experiment involving 678 subjects across 23 Zimbabwean villages is used to solve the problems of...

To my knowledge this study undertakes the first comprehensive and systematic empirical test of the hypothesis that while returns to invested capital in Sub-Saharan Africa are high compared to select Asian and South American markets, investment rates are low. I investigate three sources: detailed...