Regional policies that seek to reduce economic inequalities between regions are common. These policies normally involve subsidies or transfers to the poorest regions. Over any given short-term horizon such subsidies serve to reduce inter-regional inequalities, but as they also affect migration...

Firms that engage in exporting normally enter their first export markets a number of years after beginning to sell locally, then enter subsequent export markets progressively. Standard trade models are essentially static and do not capture these elementary facts about exporting, which biases the...

This paper estimates the effects of airports on economic growth in US metropolitan areas. The estimation uses a novel technique to identify the effects of changes in local airport sizes from overall changes in the air travel network. Airport size is found to have a positive effect on local...