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Forward integration and market entry: Evidence from natural gas markets for household customers in Germany
Nikogosian, Vigen; Weigand, Jürgen - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2012
Due to potential abuse of the market power at wholesale and retail market level for natural gas the Federal Cartel Office in Germany prohibited further forward integration of gas importing firms with retail incumbents from 2005/2006 to 2010. The Authority argued that the very few dominant gas...
Persistent link: https://www.econbiz.de/10010985691
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Vertical integration, separation and non-price discrimination: An empirical analysis of German electricity markets for residential customers
Nikogosian, Vigen; Veith, Tobias - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2011
The literature on vertical integration in markets with regulated upstream prices suggests that the integrated upstream firm might engage in non-price discrimination. Several studies provide policy recommendations derived either from case study approaches or based on theoretical modeling which...
Persistent link: https://www.econbiz.de/10009646603
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Backwards integration and strategic delegation
Hunold, Matthias; Röller, Lars-Hendrik; Stahl, Konrad - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2012
We analyze the effects of downstream firms' acquisition of pure cash flow rights in an efficient upstream supplier when all firms compete in prices. With an acquisition, downstream firms internalize the effects of their actions on their rivals' sales. Double marginalization is enhanced. Whereas...
Persistent link: https://www.econbiz.de/10010985660
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Static vs. dynamic impacts of unbundling: Electricity markets in South America
Schober, Dominik - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2013
Ownership unbundling and third party access are discussed as two options of unbundling in both the literature and political discussions. Focusing on the South American electricity sector, I contrast static and dynamic impacts of ownership unbundling and third party access regimes on customer...
Persistent link: https://www.econbiz.de/10010957589
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Resale price maintenance and manufacturer competition for retail services
Hunold, Matthias; Muthers, Johannes - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2012
We investigate the incentives of manufacturers to use resale price maintenance (RPM) when selling products through common retailers. In our model retailers provide product specific pre-sales services. If the competitive retail margins are low, each manufacturer fixes a minimum price to induce...
Persistent link: https://www.econbiz.de/10010957630
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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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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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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...
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
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Building and Blocking: The Two Faces of Technology Acquisition
Grimpe, Christoph; Hussinger, Katrin - Zentrum für Europäische Wirtschaftsforschung (ZEW) - 2008
acquisitions. On the one hand, patents are used as a building instrument for the acquirer's technology portfolio. On the other hand …-based view of the firm, we analyze the importance of these two faces of technology acquisition for the valuation of a target firm …'s patents, especially if blocking patents are in technology fields related to the acquiring firm's patent portfolio. Our results …
Persistent link: https://www.econbiz.de/10005097577