This paper examines situations where vertically integrated firms refuse to supply an input to an independent competitor in the downstream market. The treatment of such cases by competition or regulatory authorities is often based on the assumption that such outcomes can only arise if there is...

The literature on the licensing of an innovation has mainly focused on some speci c contract types. We show within the framework of a fairly general model that removing these contractual limitations will lead to extreme market outcomes. Speci cally, we nd that when the patentee can employ...

We introduce a fairly general licensing model with an endogenous industry structure - in terms of number of active firms - and general licensing contracts. We show that when the patentee can employ contracts that can condition on market entry or price, it can implement an outcome that yields...

The literature on the licensing of an innovation has mainly focused on some specific contract types. We show within the framework of a fairly general model that removing these contractual limitations will lead to extreme market outcomes. Specifically, we find that when the patentee can employ...

We introduce a fairly general licensing model with an endogenous industry structure - in terms of number of active firms - and general licensing contracts. We show that when the patentee can employ contracts that can condition on market entry or price, it can implement an outcome that yields...