escalation. Yet neoclassical trade theory - and modern Ricardian trade models, in particular - predict that welfare … tariff escalation increasing in the extent of downstream returns to scale. A quantitative evaluation of the US-China trade …

understate the share of imports in final consumption and, thereby, the gains from trade …We use Belgian data on domestic firm-to-firm transactions and ask how the measurement of the share of imports in final … substantially affect the measurement of the share of imports in final consumption. However, using the national IO tables alone may …

Multinational firms (MNEs) dominate trade flows, yet their global production decisions are often ignored in firm …-level studies of exporting and importing. Using newly merged data on US firms' trade and multinational activity by country, we show … that MNEs are more likely to trade not only with countries in which they have affiliates, but also with other countries …

productivity and country-specific variables. In contrast to canonical export models where firm profits are additively separable … generate heterogeneous domestic sourcing responses to trade shocks …

response to trade shocks. However, the endogenous network model generates only moderately different welfare changes compared to … a model with fixed linkages, suggesting that exogenous production networks can approximate the welfare response to trade …

export, we use Belgian data with information on both domestic firm-to-firm sales and foreign trade transactions. Our …

Multinational firms (MNEs) accounted for 42 percent of US manufacturing employment, 87 percent of US imports, and 84 of … US exports in 2007. Despite their disproportionate share of global trade, MNEs' input sourcing and final-good production … decisions are often studied separately. Using newly merged data on firms' trade and FDI activity by country, we show that US …

We develop a model of export-platform foreign direct investment (FDI) in which final goods are produced only with labor …

for understanding those dynamics: After a trade-liberalization shock, the calibrated model with MNEs triggers much larger …