A firm engaged in activities which are environmentally risky has private informationboth on her choice of safety care and on the level of her assets. Public authorities havea stake in implementing a high level of prevention effort and in unveiling the true levelof assets for liability payments....

This paper investigates various options for the organization of the railway industry when network operators require the access to multiple national networks to provide international (freight or passenger) transport services. The EU rail system provides a framework for our analysis....

We study the welfare impact of enforcing a competitive behavior from an unregulated fringe competing with a regulated dominant operator with imperfectly differentiated goods. The fringe is potentially collusive but may be supervised by a competition authority. We show that the...

Based on the modern theory of regulation, the analysis aims to characterize the effective economic regulation of the French railway industry. The methodology consists in econometrically testing various scenarios of regulation and determining which of these best fits the data. Using aggregate...