Movement toward the objective of undistorted world agricultural markets has been set back by the lapse since 2008 of the WTO Doha Round negotiations. In the absence of a new agreement, constraints on distortionary agricultural domestic support remain lax. One might have expected policies of...

In a meta-analysis of trade policy models, Hess and von Cramon-Taubadel (2008) use over 5800 simulated welfare effects from 110 studies of potential Doha Development Agenda outcomes to identify characteristics of models, data and policy experiments that influence simulation results. This...