Methodological issues arising from the estimation of tariff equivalents of barriers to services trade are very relevant for policy. These equivalents are used extensively to compute welfare gains and resource reallocations associated with partial liberalization of the sector; any measurement...

Recent findings in international trade using detailed firm level surveys emphasize the microeconomic effects of trade liberalization episodes. A unilateral trade reform has two opposite effects on firms’ export patterns: (i) expansion of export opportunities for foreign firms exporting to that...

The formula approach used in many trade negotiations involves large formula cuts in high tariffs, with flexibilities that allow smaller cuts for selected products. Difficulties in evaluating the effects of these exceptions can create major problems. We use a politicaleconomy welfare function and...