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Führt Google Shopping zu einer neuen Art von Wettbewerbsproblem?

Blanckenburg, Korbinian von - In: Zeitschrift für Wirtschaftspolitik 63 (2014) 3, pp. 240-256

Abstract This paper is concerned with the question of how to deal with Google Shopping’s position on online markets in order to prevent harm to public welfare. From the perspective of sellers and buyers of goods and services in Germany, Google can be seen as a gatekeeper to the Internet and...

Persistent link: https://www.econbiz.de/10014630809

Market Power in Regional Retail Gasoline Markets? An Empirical Analysis / Marktmacht auf regionalen Märkten. Eine empirische Analyse am Beispiel des Kraftstoffmarktes in der Bundes...

Drescher, Klaus; McNamara, Kevin - In: Jahrbücher für Nationalökonomie und Statistik 221 (2001) 1, pp. 1-13

Mineralölunternehmen auf lokalen Märkten Marktmacht ausüben. Die häufig geäußerte Vermutung, daß aufgrund einer relativ hohen Konzentration … auf Bundesebene und einer vielfach noch höheren regionalen bzw. lokalen Konzentration Mineralölfirmen Marktmacht ausüben …

Persistent link: https://www.econbiz.de/10014608813

Wettbewerbspolitischer Handlungsbedarf bei der Verknüpfung von zweiseitigen Märkten im Internet: Der Fall Google

Engelhardt, Sebastian von; Freytag, Andreas; Köllmann, … - In: Zeitschrift für Wirtschaftspolitik 62 (2013) 3, pp. 311-332

leverage market power, but there is no theory on the ‚information power‘ of search engines. The concept of ‚search neutrality …

Persistent link: https://www.econbiz.de/10014630790

Market Power and the Lerner Index: A Classroom Experiment

Rojas, Christian - In: Journal of Industrial Organization Education 5 (2011) 1, pp. 1-19

We describe a classroom experiment that illustrates the concepts of market power and the Lerner Index. Students are organized in groups, each making a decision for a monopolist. Monopolists face different (unknown) demand curves, each with a different (constant) elasticity. Through repetition,...

Persistent link: https://www.econbiz.de/10014613586

Hysteresis in Foreign Trade – A New Empirical Approach / Hysterese im Außenhandel – Ein neuer empirischer Ansatz

Dannenbaum, Joachim - In: Jahrbücher für Nationalökonomie und Statistik 217 (1998) 5, pp. 589-612

Summary This paper expands the empirical analysis of hysteresis in trade in two directions. First, it uses disaggregate data for exports from Germany to the U.S. to minimise aggregation problems. Second, it introduces a new non-linear model to test for the non-linear parameter. The model is...

Persistent link: https://www.econbiz.de/10014608628

Selective Enforcement of Copyright as an Optimal Monopolistic Behavior

Ben-Shahar, Danny; Jacob, Assaf - In: Contributions in Economic Analysis & Policy 3 (2004) 1, pp. 1-29

We present a perfect Nash equilibrium in which the creator of a work, motivated by economic considerations, selectively enforces her own copyright. In fact, the creator may not only permit, but may strategically promote infringement of the copyright, thereby participating indirectly in predatory...

Persistent link: https://www.econbiz.de/10014587494

Simulating Tariffs vs. Quotas with Domestic Monopoly

Gilbert, John; Oladi, Reza - In: Journal of Industrial Organization Education 2 (2007) 1, pp. 1-11

The pro-competitive effects of international trade in the presence of monopoly, and the deleterious effects of … simulation model for classroom use, built in Excel, that is designed to explore the effect of international trade on a monopoly …, and how the effects of protecting the monopoly may differ depending on whether a tariff or a quota is chosen. We describe …

Persistent link: https://www.econbiz.de/10014613575

Price Discrimination

Weber, Sylvain; Pasche, Cyril - In: Journal of Industrial Organization Education 2 (2008) 1, pp. 1-15

for undergraduate and graduate students. After explaining the functioning of a simple monopoly, and discussing first and …

Persistent link: https://www.econbiz.de/10014613577

Capacity-Constrained Monopoly

Baylis, Kathy; Perloff, Jeffrey M - In: Journal of Industrial Organization Education 3 (2008) 1, pp. 1-11

Capacity constraints on production have major effects on a standard monopoly, a monopoly that price discriminates … between two submarkets, and a monopoly that sells in two submarkets and faces a price control in only one. …

Persistent link: https://www.econbiz.de/10014613578

Charitable (Anti)Trust: The Role of Antitrust Regulation in the Nonprofit Sector

Searing, Elizabeth A. M. - In: Nonprofit Policy Forum 5 (2014) 2, pp. 261-288

Abstract The purpose of this study is to address the ambiguities in the application of anti-trust regulations to the nonprofit sector. We first survey policy tools and their diverse historical usage in nonprofit and mixed markets, specifically in professional associations, hospitals, and...

Persistent link: https://www.econbiz.de/10014616667

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