We build into a Ricardian model the role of trade in intermediate inputs, sectoral linkages and differing productivity levels across sectors. We also propose a method to estimate sectoral trade elasticities. In our model, the trade effects due to overall tariff reductions account for most of the...

Modern regional trade agreements focus on promoting bilateral exchange mostly by lowering non-tariff barriers to trade. But do existing regional trade agreements actually deliver what they promise? This paper argues that existing results in the literature are upward biased because of measurement...