The air transport industry is one characterised by long-term growth, at least on the demand side. The question is whether or not the airport infrastructure side will be suited to accommodate future air traffic, given the fact that there are already now important hub airports that suffer from...

We document several new features of firms' export entry and exit behaviors: i) one-third of exporting firms enter into and exit from exporting multiple times; ii) most continuing exporters enter and exit specific export destinations multiple times; iii) firms re-entering exporting often sell the...

This paper examines retail competition in a liberalized gas market. Vertically integrated firms run both wholesale activities (buying gas from the producers under take-or-pay obligations) and retail activities (selling gas to final customers). The market is decentralized and the firms decide...