We present a potentially benign naked exclusion mechanism that can be applied to sequential innovation; a non …-patentable original innovation by the incumbent supplier fosters derivative innovation by rivals. In the absence of an appropriate legal … innovator. The former ban precludes the exclusion of socially beneficial derivative innovation by causing the incumbent supplier …

This paper analyzes patent pools and their effects on innovation incentives. It is shown that the pro …-competitive effects of patent pools for complementary patents naturally extend for dynamic innovation incentives. However, this simple … patents reduce social welfare as they charge higher licensing fees and chill subsequent innovation incentives. …

licensing on R&D competition in the innovation market and to examine the rationale for often observed grant-back clauses. Of … in innovation markets. …

Partly motivated by the recent antitrust investigations concerning Google, we develop a leverage theory of tying in two …

sourcing incentives. We also develop a novel theory of vertical foreclosure as an equilibrium outcome of strategic transfer …