When firms' research can lead to potentially harmful innovations, public intervention may thwart their incentives to undertake research by reducing its expected profitability (average deterrence) and may guide the use of innovation (marginal deterrence). We compare four policy regimes: laissez...

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....

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...