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 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 …

estimates of the trade elasticity. We use data on US imports and trade policy from 1974-2017 for China and Vietnam …

toward costs of acquiring imports from that same market, and vice versa. Using dis-aggregated transactions data for Chinese …

We use the dynamics of U.S. imports across goods in the period around the U.S.-China trade war with a model of exporter …