In telecommunications some operators have deployed their own networks whereas others have not. The latter firms must purchase wholesale products from the former to be able to compete on the final market. We show that, even when network operators compete in prices and offer homogenous products on...

The issue of how to allocate pollution permits is critical for the political sustainability of any cap-and-trade system. Under the objective of offsetting firms' losses resulting from the environmental regulation, we argue that the criteria for allocating free allowances must account for the...

L'industrie musicale est en crise alors que dans le même temps la consommation de musique ne s'est jamais aussi bien portée. Ces difficultés ont conduit à des politiques publiques défensives, concentrées sur la protection de la filière musicale contre le piratage. Pourtant l'impact du...