This paper discusses the effects of horizontal mergers on innovation. We rely on the existing academic literature and our own research work to present the various positive and negative effects of mergers on innovation. Our analysis shows that the overall impact of a merger on innovation may be...

We consider dynamic competition among platforms in a market with network externalities. A platform that dominated the market in the previous period becomes "focal" in the current period, in that agents play the equilibrium in which they adopt the focal platform whenever such equilibrium exists....