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Do Consumers Benefit from Concentration in the New Economy? A Review of Google's Mergers, Acquisitions, and Arrangements
Beschorner, Patrick Frank Ernst - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2008
Within the last three years, Google has acquired YouTube and DoubleClick and has attempted to control part of Yahoo!'s search advertising business. Two of the deals have not raised antitrust concerns by competition authorities. I review these deals with a focus on consumer welfare. Consumers are...
Persistent link: https://www.econbiz.de/10005098310
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Critical loss analysis in market definition and merger control
Hüschelrath, Kai - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2009
The last couple of years have seen an increasing interest in critical loss analysis, both, in academia and in practice. This development is documented by various research papers, high-level exchanges between antitrust experts as well as an increasing number of case decisions which make use of...
Persistent link: https://www.econbiz.de/10008474669
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A methodology for the evaluation of competition policy
Hüschelrath, Kai; Leheyda, Nina - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2010
The paper develops a methodology for the evaluation of competition policy. Based on the existing literature and experiences with policy evaluations in other areas of economic activity, the three-step / nine-building-blocks methodology provides guidance for evaluation projects and also assists in...
Persistent link: https://www.econbiz.de/10008756441
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Estimating consumer damages in cartel cases
Laitenberger, Ulrich; Smuda, Florian - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2013
We use consumer panel data to calculate the damage suffered by German consumers due to a detergent cartel that was active between 2002 and 2005 in eight European countries. Applying before-and-after and difference-in-differences estimations we find average overcharges between 6.7 and 6.9 percent...
Persistent link: https://www.econbiz.de/10010957676
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Cartel overcharges and the deterrent effect of EU competition law
Smuda, Florian - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2012
This paper examines cartel overcharges for the European market. Using a sample of 191 overcharge estimates and several parametric and semi-parametric estimation procedures, the impact of different cartel characteristics and the market environment on the magnitude of overcharges is analyzed. The...
Persistent link: https://www.econbiz.de/10010957719
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Ökonomische Aspekte der privaten Durchsetzung des Kartellrechts
Beschorner, Patrick Frank Ernst; Hüschelrath, Kai - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2009
Bei Verstößen gegen geltendes Wettbewerbsrecht entstehen typischerweise Schäden durch überhöhte Preise und entgangenen Gewinn bei nachgelagerten Wirtschaftsstufen. Hierfür besteht ein gesetzlicher Schadensersatzanspruch. Auf europäischer Ebene wird derzeit ein Rechtsrahmen diskutiert, mit...
Persistent link: https://www.econbiz.de/10008479056
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Anmerkungen zur ökonomischen Bewertung von Fusionen auf dem Printmedienmarkt
Dewenter, Ralf; Kaiser, Ulrich - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2005
Fusionskontrolle sinnvoll erscheint. Grundlage dieser Ökonomisierung könnten quantitative Analysen sein, die mithilfe vorhandener …
Persistent link: https://www.econbiz.de/10005097778
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Ex Post Regulation Facilitates Collusion
Beschorner, Patrick Frank Ernst - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2008
Under ex ante access regulation entrants often claim that access fees are excessive. I show that this is only the case if further entry is admitted. If the entrant is protected from further entry it would agree with the incumbent upon a strictly positive access fee which may exceed the efficient...
Persistent link: https://www.econbiz.de/10005098270
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Ex-post assessment of merger effects: the case of Pfizer and Pharmacia (2003)
Leheyda, Nina; Beschorner, Patrick; Hüschelrath, Kai - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2011
The paper studies the effects of the Pfizer and Pharmacia (2003) merger on competition in the Swiss pharmaceutical … market and compares the assessment of the Swiss Competition Commission (COMCO) with the post-merger market developments. We … find that the merger has had a miniscule impact on the Swiss pharmaceutical market. This has primarily to do with the fact …
Persistent link: https://www.econbiz.de/10009024655
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The effects of the block exemption regulation reform on the Swiss car market
Leheyda, Nina; Beschorner, Patrick; Hüschelrath, Kai - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2011
In 2002, the Swiss Competition Commission (COMCO) introduced a Notice on the Competitive Treatment of Vertical Restraints in Automobile Trade ('Car Notice'). The objective of the Car Notice has been to strengthen competition in the Swiss car market, in particular by avoiding price-fixing...
Persistent link: https://www.econbiz.de/10009024657