This paper explores a licensor's choice between charging a per-unit royalty or a …fixed fee when her innovation is covered by a weak patent, i.e. a patent that is likely to be invali- dated by a court if challenged. Using a general model where the nature of competition is not speci…ed, we show...

The paper examines a game-theoretic model of a financial market in which asset prices are determined endogenously in terms of a short-run equilibrium. Investors use general, adaptive strategies (portfolio rules) depending on the exogenous states of the world and the observed history of the game....

The paper investigates the choice of a licensing mechanism by the holder of a patent whose validity may be challenged. Focusing fi…rst on weak patents, i.e. patents that have a high probability of being invalidated by a court if challenged, we show that the patent holder fi…nds it optimal to...

Consider a marketing division of a monopoly firm that faces two marketing options: Market enlargement and elasticity improvement. These options are conceived in terms of the target of the firm's advertising campaigns: Potential new consumers versus existing consumers. Using a CES demand function...

In view of the uncertainty over the ability of merging firms to achieve efficiency gains, we model the post-merger situation as a Cournot oligopoly wherein the outsiders face uncertainty about the merged entity's final cost. At the Bayesian equilibrium, a bilateral merger is profitable provided...

This paper reconsiders the well-known comparison of equilibrium entry levels into a Cournot industry under free entry, second best (control of entry but not production) and first best (control of entry and production). Allowing for the possibility of limited increasing returns to scale in...