to leave the market, thereby affecting aggregate productivity. Since wage and productivity responses are endogenous, our … model is well suited to studying the impact of trade integration on aggregate productivity and factor prices. Using Canada … of removing the Canada-US border on wages, productivity, mark-ups, the share of exporters, the mass of varieties produced …

alleviating credit constraints for high productivity firms. After the reform, better access to credit allowed these firms to … across firms, thus raising aggregate productivity. …