Climate change is widely expected to lead to changing rainfall variability and thus to changing frequency of drought. In places where drought is a major driver of agroecosystem dynamics, as in the extensive livestock grazing systems that dominate Africa's sprawling arid and semi-arid lands,...

This paper explores the consequences of nonlinear wealth dynamics for the formation of bilateral credit arrangements to help manage idiosyncratic risk. Using original data on expected wealth dynamics, social networks and informal loans among southern Ethiopian pastoralist households, we find...

Summary This paper examines how farmers in a developing country search for information. Using data on farmers' decisions to connect with other farmers in order to ask for information about different agricultural problems, we explore the role played by identity in accessing information. We show...

Purpose: Ever since Portugal joined the European Union, Portuguese organisations have been struggling with both the challenges of new competitors flooding in from other European countries and taking advantage of the opportunities the new enlarged integrated market offered them. This is because...