estimates. To assess the importance of these assumptions, we examine two natural experiments: the recession in cotton textile … adjusting for migration, we find that mortality increased during the cotton recession, but was largely unaffected by the coal …

efficiency. First, treatment firms have higher productivity and quality after controlling for rug specifications. Second, when …

This paper explores the impact of immigrants on the imports, exports and productivity of service-producing firms in the … productivity of the firm as well as its export behavior. The first effect can be understood as the re-assignment of offshore … productive tasks to immigrant workers. The second can be seen as a productivity or cost cutting effect due to immigration, and …

firms and reductions in earnings per worker. Productivity gains arise mainly from an accelerated exit of less productive …

care productivity, we analyze longitudinal data on the medical expenditures and health outcomes of the vast majority of …-profit hospitals have important spillover benefits for medical productivity …