security. While numerous experimental and farm-level studies have found that adoption of genetically engineered crops has been … county-level corn yields from 1980 to 2015 in conjunction with data on adoption of genetically engineered crops, weather, and … genetically engineered crops have increased yields above trend. There is marked heterogeneity in the effect of adoption of …

-running index-based livestock insurance contract in Northern Kenya. We show that compared to the currently employed administrative …

> equates to a 0.5%, 0.6%, and 0.8% yield increase for corn, soybeans, and wheat, respectively. Viewed retrospectively, 10%, 30 …

promotion or for the purpose of retail arbitrage. Using US supermarket scanner data covering the 2008 Global Rice Crisis, an … episode driven by an observable cost shock due an Indian ban on raw rice exports, we find that sticky prices account for a …

which a procurement process was introduced that allowed citizens to bid to take over the implementation of a subsidized rice … reported the quality of the rice improved. Bidding committees may have avoided quality problems by choosing bidders who had … increased transparency. On net, the results suggest that contracting out has the potential to improve performance, though the …

rainfall shocks on rice output at the district level. Our analysis makes use of local meteorological data on rainfall in … combination with government administrative data on district-level rice output in the 1990s. We find that deviations from mean … local rainfall are positively associated with district-level rice output. 10% higher rainfall leads metric tons of rice …

The boll weevil spread across the Southern United States from 1892 to 1922 having a devastating impact on cotton …

The United States produced about 80 percent of the world's cotton in the decades prior to the Civil War. How much … monopoly power did the United States possess in the world cotton market and what would have been the effect of an optimal … export tax? This paper estimates the elasticity of foreign demand for U.S. cotton exports and uses the elasticity in a simple …