Empirical evidence suggests that sectoral export growth decreases exporters’ survival probability, whereas non-exporters are unaffected. Models with firm heterogeneity in total factor productivity predict the opposite. To solve this puzzle, we develop a two-factor framework where firms differ...

Recent models of trade with firm heterogeneity predict that opening to trade reduces the number of firms, increases the average size of firms, and decreases firms' markups. This paper uses a large dataset for 28 manufacturing industries and 46 countries to test these predictions. The econometric...