have occurred in pricing, service, and competition in the 28 years since deregulation. We then examine some of the major … public policy issues facing the industry: (a) the sustainability of competition and volatility of airline profits, (b …) possible market power of dominant airlines, and (c) congestion and investment shortfall in the airport and air traffic …

imposed substantial costs on travelers, airlines, and government agencies in terms of flight delays and cancellations. Using … data from the year following September 11th, this study examines how airlines recover flight schedules upon reopening of …

empirical work. We provide reduced-form evidence that our model can explain why incumbent airlines cut prices when Southwest …

This paper estimates a model of airline competition that captures the two major features of the industry: product … a `monopoly umbrella' to other non-hub airlines. Finally, on the cost side there is evidence of economies of density … (and therefore cost economies of hubbing) on longer routes. Consistent with the `Southwest Airlines' effect, there is no …

expectations of future profits which, in turn, depend on the nature of competition within the market. In this paper we estimate a … by potential entrants, fixed costs faced by incumbent producers, and the toughness of short-run price competition are all …