This paper examines the determinants of intra-firm trade in U.S. imports using detailed country-productdata. We create … find important roles for the interaction of country and product characteristicsin determining intra-firm trade shares …. Intra-firm trade is high for products with low levels of contractabilitysourced from countries with weak governance, for …

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 … U.S. trade statistics to provide a broad overview of how the margins of trade contribute to variation in U.S. imports …