We study the aggregate effects of supply-chain disruptions in the post-pandemic period in a heterogeneous-firm, general equilibrium model with input-output linkages and a rich set of supply chain frictions: uncertain shipping delays, fixed order costs, and storage costs. Firms optimally hold...

We develop a variation of the Grossman-Helpman Protection for Saleʺ model, where organized groups, representing various sectors of the economy, influence government policy. In particular, this paper focuses on the rise of food prices and a greater level of influence of a food sector lobby,...

The food price crisis revealed contradictions in creating food policy. Much of the common policy response can be explained by a benevolent, unitary government. To understand the variance between countries, however, requires understanding fractured government decision-making, path dependency, and...

This paper examines the effect of Walmart Supercenters, which lower food prices and expand food availability, on household and child food insecurity. Our food insecurity-related outcomes come from the 2001-2012 waves of the December Current Population Study Food Security Supplement. Using narrow...