This is a survey of the economic principles that underlie antitrust law and how those principles relate to competition … policy. We address four core subject areas: market power, collusion, mergers between competitors, and monopolization. In each … central features of antitrust policy. Our objective is to foster the improvement of legal regimes and also to identify topics …

effects. -- merger simulation ; merger control ; antitrust ; oligopoly theory ; auction models ; mergers & acquisitions … employment of merger simulation models in merger control procedures during the past almost 15 years. Merger simulation is …, nevertheless, still a very young and innovative instrument of antitrust and, therefore, its "technical" potential is far from being …

effects. -- merger simulation ; merger control ; antitrust ; oligopoly theory ; auction models ; mergers & acquisitions … employment of merger simulation models in merger control procedures during the past almost 15 years. Merger simulation is …, nevertheless, still a very young and innovative instrument of antitrust and, therefore, its ‘technical’ potential is far from being …

The analysis of unilateral effects in horizontal mergers — especially on markets for differentiated goods — can take … is an important enhancement of substantive merger appraisal, it should not be considered sufficient in itself for the … finding of a significant impediment to effective competition in terms of Article 2 of the EU Merger Regulation (EUMR). Rather …

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 …

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

use a novel database that identifies over 20,000 product/geographic antitrust markets affected by over2,000 mergers … many industries around the world since the 1980s. Two major criticisms of these studies is that concentration and market … scrutinized by the European Commission between 1995 and 2014. We show that concentration, as measured by the market-specific post-merger …

adversarial system, the Antitrust Authority may try to prohibit mergers also in those cases in which litigation is inefficient …We consider antitrust enforcement within the adversarial model used by the United States. We show that, under the …. Even if market concentration and technological disadvantages lead to a significant welfare reduction after merger, from …

. It follows that an antitrust authority ignoring existing PPOs when evaluating merger proposals (which reflects the …We analyze horizontal mergers when the acquirer holds a passive partial ownership stake (PPO) in the target firm prior … to the merger. We show that a PPO reduces the minimal synergy level necessary to make a merger beneficial for consumers …