We study the dynamics of optimal trade policy in a model with costly inter-sectoral adjustment of labour, where migrants pay less than the marginal social cost of migration. If workers have rational expectations, a future tariff has an announcement effect on the current migration decision. If...

Optimal distortions for the agricultural sector are calculated taking as given distortions in the nonagricultural sector. The calculations use a general equilibrium model and assume that the sole criterion is economic efficiency. For most agricultural commodities, existing distortions should be...

This report presents preliminary results of impacts on factors of production in the United States, following reductions in assistance to agriculture. Analysis was conducted by modifying the production structure of the U.S. country model in SWOPSIM to explicitly include inputs employed by...

A three-country model of export subsidies is developed with an exporter, an importer, and a third country, representing the rest of the world, that can act on either side of the market. The welfare effect of an export subsidy targeted toward one importing country is shown to depend on whether...

The objective of this study was to determine the economic impact on the United States of removing tariff barriers on imports of concentrated orange juice and tomato paste from South America. The study highlighted an agglomeration model of industry location recognizing imperfect competition and...