The effective design and implementation of interventions that reduce vulnerability and poverty require a solid understanding of underlying poverty dynamics and associated behavioral responses. Stochastic and dynamic benefit streams can make it difficult for the poor to learn the value of such...

In this paper, we use an unusually rich data set from Ghana to explore the endogenous formation of information network linkages among farmers. We propose and test a new measure of social distance that accommodates possible asymmetries in social distance. Using this improved measure, we show that...

Replaced with revised version of paper 07/20/10.

This study employs a multivariate Tobit model to investigate whether food aid flows of the main donor countries – USA, EU (Community Aid and Member States), Canada, Japan and Australia – respond to recipient countries’ needs and the extent to which the donors interact in their food aid...