International audienceCorsica is a large mediterranean island located 80 km far from the Italian coast and at least 160 km far from mainland France. These distances are not suitable for fixed links and give an irreplaceable role to air and maritime transport. There has been a particular interest from the State for the financing and the pricing of these services, following a principle forged during the 1970s : the « territorial continuity ».Principles of organization initially adopted, which applied only to maritime transport, were based on a strict observance of the principles of the french public service (including the continuity of supply throughout the year), and a tariff alignment with SNCF. The air transport was concerned later (1979)...