Why do firms decide to offshore certain parts of their production process? What qualifies certain countries as particularly attractive locations to offshore? In this paper we address these questions with a theory of international production hierarchies in which teams arise endogenously to make...

How are foreign direct investment (FDI) flows and patterns of multinational firm (MNC) activity determined in a world with frictions in financial contracting and variations in institutional environments? As developers of technologies, MNCs have long been characterized as having comparative...

Microeconomic lumpiness matters for macroeconomics. According to our DSGE model, it is responsible for 92 percent of the smoothing in the investment response to aggregate shocks, and it introduces important nonlinearities and history dependance in business cycles and policy sensitivity. General...

Three of the most important recent facts in global macroeconomics — the sustained rise in the US current account deficit, the stubborn decline in long run real rates, and the rise in the share of US assets in global portfolio — appear as anomalies from the perspective of...