Start-ups and other entrepreneurial ventures make a significant contribution to the US economy, particularly in the tech sector, where they comprise some of the largest and most influential companies. Yet for every high-profile, high-growth company like Apple, Facebook, Microsoft, and Google,...

Customs face a difficult tradeoff between, on one side, collecting tariff revenues and preventing smuggling, and on the other side, avoiding creating additional barriers to trade. They also tend to concentrate discretionary power in the hands of officials whose decisions can bear high costs for...

The relationship between firms and inequality has been a focus of recent attention globally. This chapter summarizes basic facts about this relationship for Latin America. Unlike advanced economies where superstar firm growth has prompted concerns over disproportionate income growth at the top,...

We assess the effects of the computerization of import transactions in Colombia, on both activity at ports and the performance of manufacturing firms. The reform was expected to increase efficiency and reduce corruption at ports. We rely on its staggered implementation for identification. We...

Countries differ substantially in the extent to which more productive firms are large and/or are becoming larger and less productive firms are small and/or becoming smaller. A challenge for both emerging and advanced economies is that achieving such static and dynamic allocative efficiency...