We introduce a general quantifiable framework to study the location decisions of
multinational firms. In the model, firms choose in which locations to pay the fixed costs of …

Are landlocked countries at risk from sea-level rise? We identify a new mechanism where
natural disaster shocks influence countries' macroeconomic performance through cross …

We measure college graduate quality—the average human capital of a college's graduates—
for graduates from 2,800 colleges in 48 countries. Graduates of colleges in the richest …

I investigate multinational production (MP) patterns during the Great Recession and their
impact on trade and shock transmissions across countries. Addressing the “Multinationals' …

We develop a unified theory with endogenous technology choice in human/knowledge
capital accumulation to obtain a rich array of development paradigms. The transition from a …

We examine aggregate productivity differences across nations using cross-country firm-level
data and a quantitative model of production heterogeneity with distortions featuring …

Multinationals play a crucial role in international knowledge diffusion. Using comprehensive
patent data, we document:(1) multinational affiliates and their foreign parent firms comprise …

If international trade is strictly trade in intermediate goods, would the common presumption,
that small, less developed economies (the South) lose from trade wars still be true? We …

This paper introduces an new method for estimating gravity equations at the firm level by
leveraging both firm and country-level trade data. By constructing a flexible estimation …

We construct a dynamic general equilibrium model of foreign direct investment (FDI) and
foreign technology adoption, incorporating adoption barriers, international technology …