This paper presents a broad retrospective evaluation of mergers and merger decisions in the digital sector. We first … investigated mergers and whether a more effective merger control regime can be achieved within the current legal framework. … theories of harm in major merger cases in the past few years. We then analyse the characteristics of almost 300 acquisitions …

these multi-sided companies along with each company’s most important market segments. We then track their mergers and …

-level uncertainty is characterized by a pecking order: the announcement of a domestic takeover leads to a reduction in the uncertainty …

We analyze the impact of a merger on firms' incentives to innovate. We show that the merging parties always decrease … their innovation efforts post-merger while the outsiders to the merger respond by increasing their effort. A merger tends to … reduce overall innovation. Consumers are always worse off after a merger. Our model calls into question the applicability of …

many industries around the world since the 1980s. Two major criticisms of these studies is that concentration and market … use a novel database that identifies over 20,000 product/geographic antitrust markets affected by over 2,000 mergers … scrutinized by the European Commission between 1995 and 2014. We show that concentration, as measured by the market-specific post-merger …

that would prevent a merger from harming consumers for 1,014 mergers affecting 12,325 antitrust markets scrutinized by the …Worldwide, the overwhelming majority of large horizontal mergers are cleared by antitrust authorities unconditionally …. The presumption seems to be that efficiencies from these mergers are sizeable. We calculate the compensating efficiencies …

We study the effect of a merger between two Dutch supermarket chains to assess its effect on the depth as well as … composition of assortment. We adopt a difference-in-differences strategy that exploits local variation in the merger's effects …, controlling for selection on observables through a matching procedure when defining our control group. We show that the merger led …

investigate how the merger regime influences the direction of the startup’s innovation. …

We analyze evidence production in merger control as a delegation problem in an inquisitorial competition policy system …. The antitrust agency’s incentives to produce evidence on the efficiency of a merger proposal depend critically on its … implemented only after evidence on the efficiency of a merger proposal has been produced. …