Vertical coordination has grown strongly in global supply chains. Local suppliers in developing countries engage in complex contracting with companies selling into high-income markets - either domestically or internationally. These contracts not only specify conditions for delivery and...

The adoption of modern technologies in agriculture is crucial for improving productivity of poor farmers and poverty reduction. However, the adoption of modern technology has been disappointing. The role of value chains in technology adoption has been largely ignored so far, despite the dramatic...

The system of global agricultural and food trade is undergoing rapid processes of change, with important implications for economic development. In this paper we document and discuss these changes; including the rapid growth and structural change in agri-food trade, the increased consolidation in...

This paper develops a formal theory of the endogenous process of the introduction of high quality products in developing countries. Initial differences in income and capital and transaction costs are shown to affect the emergence of and the size of the high quality economy. Initial differences...

The recent spikes of global food prices induced a rapid increase in mass media coverage, public policy attention, and donor funding for food security, and for agriculture and rural poverty. This has occurred while the shift from "low" to "high" food prices has induced a shift in (demographic or...