Major issues and challenges encountered in modeling and analyzing agricultural and trade policy reforms are reviewed. We focus on modeling approach and pay special attention to the type and scope of models, calibration of a realistic baseline scenario, representation of the reform agreement, use...

We examined four evolution paths of the biofuel sector using a partial equilibrium world agricultural sector model in CARD that includes the new RFS in the 2007 EISA, a two-way relationship between fossil energy and biofuel markets, and a new trend toward corn oil extraction in ethanol plants....