Little is known about optimal policy in the face of global supply chain disruptions. Should
governments promote resilience by subsidizing backup sources of input supply in multiple …

We study unanticipated tariffs in a setting with firm-to-firm supply relationships. Firms
conduct costly searches and negotiate with potential suppliers that pass a reservation level …

This paper examines the efficacy of second-best trade restrictions at correcting sectoral
misallocation due to scale economies or profit-generating markups. To this end, we …

The empirical observation that “large firms tend to export, whereas small firms do not” has
transformed the way economists think about the determinants of international trade. Yet, it …

The empirical observation that “large firms tend to export, whereas small firms do not” has
transformed the way economists think about the determinants of international trade. Yet, it …

What incentives do governments have to negotiate trade agreements that constrain their
domestic regulatory policies? We study a model in which firms design products to appeal to …

Using data from Chile, we find that more restrictive standards are associated with a
reallocation of domestic sales from small to large firms, which has allocative efficiency …

This article investigates the international spillover effects of nondiscriminatory product
regulations, for example, quality standards, in a multicountry general equilibrium framework …

How should multilateral trade policy be designed in a world in which countries differ in terms
of market access and technology, and firms with market power differ in terms of productivity …

Due to markup distortions, in international trade models with monopolistic competition and
heterogeneous firms the market equilibrium is inefficient unless demand exhibits constant …