We study price discrimination in a monopolistic software market. The monopolist charges different prices for the upgrade version and for the full version. Consumers are heterogeneous in taste for infinitely durable software and there is no resale. We show that price discrimination leads to a...

Spatially dispersed production and processing, endemic for most agricultural or renewable resource markets, causes oligopsonistic competition. The possibility and use of spatial price discrimination in these markets is well documented. It is also well known that the location of processors...

A substantial portion of information goods is sold through upgrades. I model a monopolist offering successive generations of an information good in a dynamic model. In each period, the monopolist offers up to two prices for each generation: a full price to those who have never purchased and a...

Given that demand for durable goods is not constant over time, we propose in this article a transformation of the utility function, which accounts for discrete time and for the effect of different levels of income in the utility of buying. With this, the original Coase paradox will collapse. The...

The existence of forward markets has long been explained by risk hedging behaviour. More recently, attention has focused on the Cournot competition rationale for the emergence of forward markets since the quantity of forward transactions can be used as strategic variable. However, an important...

This article analyzes how a property tax affects a lease-sale strategy of a durable-goods monopolist, and discusses its implications on social welfare. This paper presents some interesting results: (i) Contrary to the traditional view, social welfare can be enhanced by a tax when the time...

This paper derives and evaluates the decisions of a durable good monopolist in a context where demand for the services of the durable good changes over time. It shows that, if the size of the market decreases over time, social welfare may be higher when the monopolist has commitment ability than...