Developing countries, particularly those that depend heavily on a small number of agricultural exports, are vulnerable to domestic and international shocks. These countries often have difficulty achieving sustained economic growth. This analysis uses Malawi, a country that earns most of its...

In 2008, wheat futures prices spiked and then crashed along with prices for other agricultural and nonagricultural commodities. Market observers offered several theories to explain this common movement, or comovement, in prices, and have proposed policies to address the perceived problem of...