The concern about a level playing field has raised its profile in aviation in recent years, yet few have defined what constitutes a level playing field, or alternatively, what makes a playing field unlevel. In this paper we review elements that are often cited in arguments about whether access...

Current state of the air transport sectors -- The global airline industry / John F. ÓConnell -- The air cargo industry / Rico Merkert and David Alexander -- The airport industry / Lucy Budd and Stephen Ison -- Air traffic management and air navigation service providers / Marc Bourgois, Eduardo...