I study delays and congestion patterns in U.S. hub airports during periods of high flight volume. I find that these periods are longer when the share of flights operated by the hub airline is greater, and these longer periods exhibit shorter delays. These results lend support to recent...

The tendency towards consolidation of the liner shipping companies requires the development of the 'hub and spokes' model in the Mediterranean as well. In this framework, we argue that the network model will be reinforced as compared to the 'point to point' model. However, only a few studies are...

This paper studies whether a regulator needs to correct the route structure choice by carriers with market power in the presence of congestion externalities, in addition to correct their pricing. We account for passenger benefits from increased frequency, passenger connecting costs, airline...

This paper investigates airport privatization by two countries. Each country has a (gateway) hub airport a local airport. In each country, a hub carrier operates hub-local and international hub-hub flights, and a regional carrier also operates hub-local flights and forms and alliance with the...