What is the effect of imports on productivity? To answer this question, we estimate a structural model of producers … heterogenous firms, producers choose to import or purchase domestically varieties of intermediate inputs. Imports affect firm … varieties imported. Our results suggest that the role of imports is both statistically and economically significant. Imports are …

What is the effect of imports on productivity? To answer this question, we estimate a structural model of producers … heterogenous firms, producers choose to import or purchase domestically varieties of intermediate inputs. Imports affect firm … varieties imported. Our results suggest that the role of imports is both statistically and economically significant. Imports are …

What is the effect of imports on productivity? To answer this question, we estimate a structural model of producers … heterogenous firms, producers choose to import or purchase domestically varieties of intermediate inputs. Imports affect firm … varieties imported. Our results suggest that the role of imports is both statistically and economically significant. Imports are …

This paper introduces imports in intermediate inputs into a standard heterogeneous firms model of trade with asymmetric … countries. The model highlights how imports from a specific country affects a firm's decision to export to that country (the … market size on the export margins is magnified when imports in intermediates are accounted for. Indeed, to the extent that …

This paper examines the interdependence between innovation and imports of intermediates, and their joint impact on … Norwegian firm-level data on R&D and trade in intermediates, we structurally estimate the model and find that both imports and R … lower after controlling for the complementarity between R&D investments and imports. We exploit the introduction of an R …

Retail chains and imports of consumer goods from developing countries have grown sharply over the past 25 years. Wal …-Mart’s sales, which currently account for 15% of U.S. imports of consumer goods from China, grew 90-fold over this period, while U ….S. imports from China increased 30-fold. We relate these trends using a model in which scale economies in retail interact with …