This article focuses on the economics of digital markets with particular emphasis on those features that are commonly deemed critical for Antitrust. Digital markets are often concentrated due to network effects and due to the need of large amounts of Data for production. We review papers...

In its recent decision on the Dow-DuPont case, the European Commission has adopted an innovation theory of harm (IToH), which holds that even horizontal mergers whose static effects are benign may be regarded as anticompetitive in a dynamic perspective, as mergers generally stifle innovation....

[We analyze a dynamic model of repeated innovation where inventors may be acquired by an incumbent or else challenge its leadership. In the short run, acquisitions always spur innovation because of the invention-for-buyout effect. In the long-run, however, acquisitions may stifle innovation...