The Everything But Arms agreement, introduced by the EU in 2001, eliminated duties on most imports from the least developed countries. To avail of these benefits, however, the exported product must contain a sufficiently large share of local content. Thus, the agreement may have affected both...

We study the causal effect of country-specific democratic regime change on bilateral trade flows, extending structural gravity empirics to ‘heterogeneous gravity’ estimated at the country-pair level. Our difference-in-differences implementation accounts for selection into regime change,...