We propose an empirical method using a translog expenditure function to estimate the regional welfare impact of changes in import tariffs, and we apply this method to the United States. Tariff revenue is assumed to be distributed on a per-capita basis, so states with greater production will...

Empirical studies have found that enhanced foreign competition can encourage or discourage innovation. To address this relationship, I examine a market structure in which a small number of large multi-product oligopolists compete with a large number of small single-product firms in the same...

Forward-looking investments determine the resilience of firms' supply chains. Such investments confer externalities on other firms in the production network. We compare the equilibrium and optimal allocations in a general equilibrium model with an arbitrary number of vertical production tiers....