We examine transaction-level Peruvian import data to show that firms are subject to significant costs of port-of-entry delays. At the transaction level, we observe the time it takes a shipment to clear each step in the entry process. Our theory shows conditions under which observed entry times...

This paper shows that the institutional environment and the ability to export on time are sources of comparative advantage as important as factors of production. In particular, the ability to export on time is crucial to explain comparative advantage in intermediate goods. These findings...