We study the causal effects and policy implications of global supply chain disruptions. We construct a new index of supply chain disruptions from the mandatory automatic identification system data of container ships, developing a novel spatial clustering algorithm that determines real-time...

We propose a sufficient statistics approach to measuring Ricardian comparative advantage based on a quantitative trade model simultaneously featuring cross-country differences in productivity, factor prices, and market size, as well as monopolistic competition, endogenous markups, and firm...