A political preference function is used to endogenize government actions in a simultaneous equation model for South Korean rice policy. The effects of economic changes on rice pricing decisions through estimated political weights are tested to improve our understanding of policy adjustments in...

Only few models exist which allow for a regime-dependent spatial price equilibrium. This paper focuses on the price insulating effects of export restrictions. The theory of a Walrasian equilibrium and the spatial price equilibrium theory suggest that export restrictions lead to multiple spatial...

To investigate whether intellectual property rights (IPRs) promote or hinder seed technology diffusion through trade, we use panel data for 134 countries over the period 1985-2010 to evaluate the impact of a country’s IPRs on its seed imports from the U.S. by estimating a gravity equation...