We derive formulas for the optimal tariff rate in four theoretical models. We start with a model in which industries are competitive and then successively allow for: monopoly pricing by export industries, revenue-replacement costs and cold-shower effects. The theoretical formulas accurately...

Computable general equilibrium (CGE) models can be used to generate detailed forecasts of output growth for commodities/industries and thereby provide baselines from which to calculate the effects of policy changes. In this article, we assess a CGE forecasting method that has been applied in...

type="main" xml:lang="en" <p>This paper builds on earlier work that used a general-equilibrium model to show that reducing employment of unauthorized immigrants in the United States through a tighter border-security policy lowers the average income of legal residents. Here we exploit further the...</p>