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...

Economic activity at the state level varies greatly across U.S. regions, with different states specializing in the production of particular goods and services. This heterogeneity in activity informs the geographic distribution of U.S. imports and exports. Using U.S. Census Bureau foreign trade...