Large gaps in labor productivity between the traditional and modern parts of the economy are a fundamental reality of developing societies. In this paper, we document these gaps and emphasize that labor flows from low-productivity activities to high-productivity activities are a key driver of...

This paper uses historical census data from Burkina Faso to characterize local demographic pressures associated with internal migration into river valleys after onchocerciasis eradication, combined with a new survey of village elders to document change over time and differences across villages...

The investment decisions of small-scale farmers in developing countries are conditioned by their financial environment. Binding credit market constraints and incomplete insurance can reduce investment in activities with high expected profits. We conducted several experiments in northern Ghana in...