Recent research in international trade emphasizes the importance of firms' extensive margins for understanding overall patterns of trade as well as how firms respond to specific events such as trade liberalization. In this paper, we use detailed US trade statistics to provide a broad overview of...

We introduce quality differentiation and an extensive margin of products into a standard quantitative, general equilibrium model of international trade. Both the quality and the quantity of a product play a role in its contribution both to consumption and to production. The framework allows...

This policy note summarises the main findings of our recent research on the effects of labour and corporate taxation on international trade, and discusses their policy implications. The first major finding is that labour taxes do not seem to affect imports, while their effect on exports is...