Licensing in a patent thicket allows firms to either avoid or resolve hold-up. Firms' R&D incentives depend on whether … they license ex ante or ex post. We develop a model of a patent portfolio race, which allows for endogenous R&D efforts, to … likely to avoid patent portfolio races, since the threat of hold-up increases. On the other hand, more valuable technologies …

We construct a tractable general equilibrium model of cumulative innovation and growth, in which new ideas strictly … lower than the social plannerś benchmark, which suggests a role for patent policy. We focus on a "non-infringing inventive … the rate of innovation, as well as a separate optimal required inventive step that maximizes welfare, with the former …

-competitive patent settlements and hold-ups in relation to standard setting processes, in addition to the modern focus on mergers that … potentially lessen incentives for innovation and on abuse of dominance/single firm exclusionary practices in IP-intensive network … importance for economic advancement and prosperity, having a direct bearing on innovation, growth and the diffusion of new …