scrutinized by the European Commission between 1995 and 2014. We show that concentration, as measured by the market-specific post-merger … dimension analyzed. Strict past merger enforcement negatively correlates with concentration. Yet, this effect is stronger in the …

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 …

This paper presents a broad retrospective evaluation of mergers and merger decisions in the digital sector. We first … theories of harm in major merger cases in the past few years. We then analyse the characteristics of almost 300 acquisitions … important merger cases, Facebook/Instagram and Google/Waze, providing a systematic assessment of the theories of harm considered …

In several European merger cases competition authorities have demanded that the merging firm auctions off virtual …

Economic theory suggests that monopoly prices hurt consumers but benefit shareholders. But in a world where individuals …