New goods play a central role in many trade and growth models. We use detailed trade and firm-level data from India to investigate the relationship between declines in trade costs, imports of intermediate inputs and domestic firm product scope. We estimate substantial gains from trade through...

We estimate the effect of imports and exports of intermediates on economic growth in a panel of more than 100 among developed and developing economies. We find that both capital and intermediate imports positively affect growth. The overall effect is driven by the effect of imports in developing...

Existing studies show that intermediaries can help verify or screen product quality for buyers. This paper examines this claim both theoretically and empirically in the context of international trade. We develop a heterogeneous firm model that features vertical and horizontal differentiation of...

We develop a dynamic structural model to analyze the impact of input tariff liberalization on input prices, trading decisions, productivity, and firm performance. While input tariff liberalization directly affects input price benefits of importing, its impact on trade participation generates...