From 1997 to 2006, US state governors led more than 500 trade missions to foreign countries. Trade missions are potentially a form of public investment in export promotion. I create a theory of public investment by introducing government to a Melitz (2003)–Chaney (2008) model. Controlling for...

For horticultural commodities, labor is necessary for post-harvest activities such as management, marketing, packing, and distribution. We create a model with pre- and post-harvest tasks and transportation network to study how a shortage in the pre-harvest labor market affects the post-harvest...