Large firms play a pivotal role in international trade, shaping the export patterns of countries. We propose and quantify a granular multi-sector model of trade, which combines fundamental comparative advantage across sectors with granular comparative advantage embodied in outstanding individual...

We use a unique, comprehensive transactions-level dataset on Russian exports to evaluate the impact of international sanctions—focusing on crude oil and oil products. Relying on data through the first quarter of 2023, we find that the sanctions coalition’s strategy to keep Russian oil on the...

Large movements in exchange rates have small effects on the prices of internationally traded goods. Using a new dataset on currency invoicing of Belgian firms, we study how the currency of invoicing interacts with firm characteristics in shaping the extent of exchange rate pass-through at...

Large firms play a pivotal role in international trade, shaping the export patterns of countries. We propose and quantify a granular multi-sector model of trade, which combines fundamental comparative advantage across sectors with granular comparative advantage embodied in outstanding individual...

Using new data on currency invoicing for Belgian firms, we analyze how firms make their currency choice, for both exports and imports, and the implications of this choice for exchange rate pass-through into prices and quantities. We derive our estimating equations from a theoretical framework...