Internet, mp3 files, peer-to-peer software and digital technologies for copying have radically modified the music sector. In this paper I present a theoretical model, that investigates the consequences of the appearance of a pirate low quality good (typically a mp3 file) in the music market. In...

Piracy and copyright violation have been analyzed in-depth by the economic literature in recent years. Nevertheless, most of the contributions focus on the study of monopoly. The paper analyzes the effect of piracy on collusion and payoffs in a market where two firms compete à la Bertrand,...

<em>Piracy and File-Sharing: A Survey of the Literature</em> (by Iacopo Grassi) - ABSTRACT: The diffusion of digital technologies for copying and distributing information has completely changed the music business. Nevertheless piracy is not a new phenomenon. This article analyzes some recent...

This paper compares two possible State interventions in a market where a vertical differentiable good is produced: minimum quality standards (MQS) and mixed competition. In the analysis of MQS I consider an endogenous standard, given by the maximization of the Social Welfare, and the possibility...

We study equity in economies where agents are endowed with different, non transferable, personal talents. To compensate them for such differences a given amount of money needs to be shared among them. We axiomatize a family of social orderings over allocations based on efficiency, fairness and...

We consider a model where agents differ in their preferences about consumption labor and health, in their (health-dependent) earning ability, and in their health disposition. We study the joint taxation of income and health expenditure, under incentive-compatibility constraints, on the basis of...