This paper investigates the trade-off between solidarity and incentives to prevention in the insurance of natural disasters. Our strating point is the French indemnification system for natural disasters governed by the Law of 13 July 1982: in order to assert the solidarity of the nation with...

This paper presents an overview of optimal pricing rules for telecommunication public utilities. The optimal two part tariff is characterized in a model which accounts for two types of externalities (network externality and benefit of an incoming call to the recipient). The optimal nonlinear...