The sheer size of the EU and US economies combined suggests substantial economic benefits from eliminating tariffs, reducing the costs of regulatory divergence, and deepening cooperation. Estimating these gains is difficult: uncertainty concerning modelling choices, data, and scenarios looms...

The European Union is the world’s largest and deepest free trade zone. Amongst its members, it has abolished tariffs and lowered non-tariff barriers. This has led to trade creation within Europe and to trade diversion between EU countries and outsiders. The Transatlantic Trade and Investment...

Recent trade theory in the Krugman (1980) tradition predicts that countries with larger market size enjoy higher levels of total factor productivity (TFP) - and equivalently of real per capita income or welfare - as a smaller fraction of spending on inputs is affected by trade costs. However, in...

Trade economists traditionally study the effect of lower variable trade costs. While increasingly important politically, technical barriers to trade (TBTs) have received less attention. Viewing TBTs as fixed regulatory costs related to the entry into export markets, we use a model with...