This paper introduces monopolistic competition and increasing returns to scale into a monetary real business cycle (RBC) model to re-estimate the welfare costs of inflation. We first calibrate the model and show that it is capable of generating the observed aggregate fluctuations even when there...

This paper investigates the welfare gains from European trade integration, and the role of comparative advantage in determining the magnitude of those gains. We use a multisector Ricardian model implemented on 79 countries, and compare welfare in the 2000s to a counterfactual scenario in which...

This paper evaluates the global welfare impact of China's trade integration and technological change in a quantitative Ricardian-Heckscher-Ohlin model implemented on 75 countries. We simulate two alternative productivity growth scenarios: a "balanced" one in which China's productivity grows at...

This paper evaluates the global welfare impact of China''s trade integration and technological change in a quantitative Ricardian-Heckscher-Ohlin model implemented on 75 countries. We simulate two alternative productivity growth scenarios: a ""balanced"" one in which China''s productivity grows...