The study investigates whether African agricultural efficiency levels has been improving or not and what drives its over the years based on 442 frontier studies using meta-regression analysis. The results show that mean efficiency estimates from studies decrease significantly as year of survey...

China underwent tremendous agricultural market reforms in the 1990s prior to its accession to the WTO, drastically decreasing domestic market distortions. We ask whether these reforms have led to agricultural commercialization and have improved the welfare of rural Chinese households measured by...

Replaced with revised version of paper on July 5, 2007.

This paper analyzes the effect of access to different types of food outlets on households’ food insecurity levels. Two years (2004 and 2005) of Current Population Survey – Food Security Supplement data are matched with MSA-level data on store counts of Wal-Mart Supercenters, small food...

Replaced with revised version of paper 10/20/10.

The Special Safeguard Mechanism (SSM) was a key issue in the July 2008 failure to reach agreement in the WTO negotiations under the Doha Development Agenda. It includes both price (P-SSM) and quantity-triggered measures (Q-SSM). This paper uses a stochastic simulation model of the world wheat...

The world food crisis has brought about heated discussions on policy responses and actions to achieve future stability and security in food consumption for the poor. While many viewing it as a supply proglem and propose to cope with it by incrasing self-supply, there are also propostitions of...

Replaced with revised version of paper 07/28/11. Former title: Indirect Effects of Microfinance: A Field Experiment on Formal Savings Expansion and Informal Safety Nets of the Ultra-Poor