Justus Haucap

Indirect network effects with two salop circles: the example of the music industry (2009)

Dewenter, Ralf, Haucap, Justus, Wenzel, Tobias

Abstract: This paper analyses the interdependency between the market for music recordings and concert tickets, assuming that there are positive indirect network effects both from the record market to...

Strategic Outsourcing Revisited (2006)

Stefan Bühler, Justus Haucap

This paper analyzes a sequential game where firms decide about outsourcing the production of a non-specific input good to an imperfectly competitive input market. We apply the taxonomy of business...

Mobile Number Portability in Europe (2006)

Stefan Bühler, Ralf Dewenter, Justus Haucap

This paper examines the causes and effects of mobile number portability (MNP) and provides a survey of its implementation in Europe. It first examines the competitive effects and costs of introducing...

Eine effiziente vertikale Verteilung der Exekutivkompetenzen bei der Regulierung von Telekommunikationsmärkten in Europa (2006)

Haucap, Justus, Kühling, Jürgen

The present paper discusses the advantages and disadvantages of centralising regulatory competencies in the European telecommunications sector. As we demonstrate, political economy suggests that an...

Endogenous Switching Costs and Exclusive Systems Applications (2003)

Haucap, Justus

This paper reviews Garcia Mariñoso's 2001 Journal of Industrial Economics article on endogenous switching costs and product compatibility. In that paper, Garcia Mariñoso concludes that producers of...

Endogenous Switching Costs and Exclusive Systems Applications (2003)

Haucap, Justus

This paper reviews Garcia Mariñoso's 2001 Journal of Industrial Economics article on endogenous switching costs and product compatibility. In that paper, Garcia Mariñoso concludes that producers of...

Endogenous Switching Costs and Exclusive Systems Applications (2003)

Haucap, Justus

This paper reviews Garcia Mariñoso's 2001 Journal of Industrial Economics article on endogenous switching costs and product compatibility. In that paper, Garcia Mariñoso concludes that producers of...

Endogenous Switching Costs and Exclusive Systems Applications (2003)

Haucap, Justus

This paper reviews Garcia Mariñoso's 2001 Journal of Industrial Economics article on endogenous switching costs and product compatibility. In that paper, Garcia Mariñoso concludes that producers of...

Warum Staaten Ökosteuern statt Lizenzen einführen, und wann das schlecht für die Wohlfahrt ist (2003)

Haucap, Justus, Kirstein, Roland

In diesem Aufsatz untersuchen wir, warum Staaten Anreize haben, Umweltverschmutzung zu besteuern anstatt Umweltverschmutzungsrechte zu ver¨außern. Unser Modell ber¨ucksichtigt, dass...

Warum Staaten Ökosteuern statt Lizenzen einführen, und wann das schlecht für die Wohlfahrt ist (2003)

Haucap, Justus, Kirstein, Roland

In diesem Aufsatz untersuchen wir, warum Staaten Anreize haben, Umweltverschmutzung zu besteuern anstatt Umweltverschmutzungsrechte zu ver¨außern. Unser Modell ber¨ucksichtigt, dass...

Warum Staaten Ökosteuern statt Lizenzen einführen, und wann das schlecht für die Wohlfahrt ist (2003)

Haucap, Justus, Kirstein, Roland

In diesem Aufsatz untersuchen wir, warum Staaten Anreize haben, Umweltverschmutzung zu besteuern anstatt Umweltverschmutzungsrechte zu ver¨außern. Unser Modell ber¨ucksichtigt, dass...

Warum Staaten Ökosteuern statt Lizenzen einführen, und wann das schlecht für die Wohlfahrt ist (2003)

Haucap, Justus, Kirstein, Roland

In diesem Aufsatz untersuchen wir, warum Staaten Anreize haben, Umweltverschmutzung zu besteuern anstatt Umweltverschmutzungsrechte zu ver¨außern. Unser Modell ber¨ucksichtigt, dass...

Die Liberalisierung de Telekommunikationsbranche in Deutschland( The Liberalization of the Telecommunication-Industry in Germany) (1998)

Dewenter, Ralf, Haucap, Justus

There was a duet-pole-competition at least since 1991. Since the market-opening in the year 1998, however, the German telecommunication-industry has, like the telecommunication in other European...

Mobile Number Portability in Europe (1998)

Buehler, Stephan, Dewenter, Ralf, Haucap, Justus

This paper examines the causes and effects of mobile number portability (MNP) and provides a survey of its implementation in Europe. We first examine the competitive effects and the costs of...

Estimating Demand Elasticities for Mobile Telecommunications in Austria (1998)

Dewenter, Ralf, Haucap, Justus

This paper analyzes price elasticities in the Austrian market for mobile telecommunications services using data on firm-specific data on different tariffs. Both static and dynamic panel data analyses...

Mobile Number Portability

Stefan Buehler, Justus Haucap

This paper examines the consequences of introducing mobile number portability (MNP). We show that if the sole effect of introducing MNP is the abolishment of switching costs, MNP unambiguously...

Unionisation Structures and Innovation Incentives

Justus Haucap, Christian Wey

This paper examines how different unionisation structures affect firms’ innovation incentives and industry employment. We distinguish three modes of unionisation with increasing degree of...

Strategic Outsourcing Revisited

Stefan Buehler, Justus Haucap

This paper analyzes a sequential game where firms decide about outsourcing the production of a non-specific input good to an imperfectly competitive input market. We apply the taxonomy of business...

Mobile Number Portability

Stefan Buehler, Justus Haucap

This paper examines the consequences of introducing mobile number portability (MNP). As MNP allows consumers to keep their telephone number when switching providers, it reduces consumers’ switching...

A Cartel Analysis of the German Labor Institutions and Its Implications for Labor Market Reforms

Justus Haucap, Uwe Pauly, Christian Wey

In this paper we apply standard cartel theory to identify the major institutional stabilizers of Germany's area tariff system of collective bargaining between a single industry union and the...

EU-Verfahren gegen die Novelle des Telekommunikationsgesetzes gefährdet Liberalisierung

Pio Baake, Justus Haucap, Christian Wey

Am 26. Februar 2007 hat die EU-Kommission ein beschleunigtes Vertragsverletzungsverfahren gegen Deutschland wegen der Einführung von angeblichen "Regulierungsferien" in dem jüngst novellierten...

Demand Elasticities for Mobile Telecommunications in Austria

Ralf Dewenter, Justus Haucap

This paper analyses price elasticities in the Austrian market for mobile telecommunications services using data on firm specific tariffs in the period between January 1998 and March 2002. Dynamic...

A Cartel Analysis of the German Labor Institutions and Its Implications for Labor Market Reforms

Justus Haucap, Uwe Pauly, Christian Wey

This paper offers a cartel explanation for the stability of German collective bargaining institutions.We show that a dense net of legal safeguards has been yarned around the wage setting cartel....

The Effects of Regulating Mobile Termination Rates for Asymmetric Networks

Ralf Dewenter, Justus Haucap

mobile termination, telecommunications, consumer ignorance, price regulation,

Telephone Number Allocation: A Property Rights Approach

Justus Haucap

telephone numbers, property rights, number portability,

Endogenous Switching Costs and Exclusive Systems Applications

Justus Haucap

This paper reviews Garcia Mariñoso's 2001 Journal of Industrial Economics article on endogenous switching costs and product compatibility. In that paper, Garcia Mariñoso concludes that producers of...

Unionisation Structures and Firms' Incentives for Productivity Enhancing Investments

Haucap, Justus, Christian Wey

This paper examines how unionisation structures that differ in the degree of wage centralisation affect firms' incentives to increase labour productivity. We distinguish three modes of unionisation...

Government Incentives When Pollution Permits Are Durable Goods.

Haucap, Justus, Kirstein, Roland

This paper analyzes the incentive effects of pollution taxes versus pollution permits for a budget oriented Government. Pollution permits are analyzed as durable goods, and a pollution tax is seen as...

Verdrängungspreise auf Telekommunikationsmärkten?

Justus Haucap, Jörn Kruse

The main argument commonly put forward against retail price deregulation in Germany's telecommunications markets is the concern that otherwise the former monopoly supplier may engage in predatory...

Was Ökonomen lesen und schätzen: Ergebnisse einer Umfrage

Michael Bräninger, Justus Haucap

This paper summarizes the main results of a survey, which we conducted in May 2000 among German-speaking economists about their views on economics publications. Our results indicate that the world...

Erosion des Flächentarifsystems macht eine Wettbewerbsaufsicht auf dem Arbeitsmarkt notwendig

Justus Haucap, Christian Wey

Der Lohnfindungsprozess in Deutschland ist einem starken Wandel unterworfen, denn das Flächentarifsystem befindet sich auf dem Rückzug. Stattdessen gewinnen Individualarbeitsverträge sowie...

A Cartel Analysis of the German Labor Institutions and its Implications for Labor Market Reforms

Justus Haucap, Uwe Pauly, Christian Wey

This paper offers a cartel explanation for the stability of German collective bargaining institutions. We show that a dense net of legal safeguards has been woven around the wage-setting cartel....

Besonderheiten und Wettbewerbsprobleme des Marktes für wissenschaftliche Fachzeitschriften

Justus Haucap, Tobias Hartwich, André Uhde

Die Preise für wissenschaftliche, technische und medizinische (WTM) Fachzeitschriften sind in den letzten 20 Jahren dramatisch gestiegen. Die unterschiedlichen Preisentwicklungen zwischen...

Reputation and Relevance of Economics Journals

Michael Bräuninger, Justus Haucap

We analyse the interrelationship between economics journals' relevance and reputation. While reputation and relevance positively affect each other, relevance has a much stronger impact on reputation...

Location Choice as a Signal for Product Quality: The Economics of 'Made in Germany'

Justus Haucap, Christian Wey, Jens F. Barmbold

In the literature on international marketing it is generally agreed upon that the location of production has considerable effects on consumers' beliefs about product quality. In this paper, a...

Unionisation structures and innovation incentives

Justus Haucap, Christian Wey

This paper examines how different unionisation structures affect firms' innovation incentives and industry employment. We distinguish three modes of unionisation with increasing degree of...

Selective Price Cuts and Price Discrimination Bans in Network Industries

Justus Haucap

In order to encourage competition in network-based industries such as telecommunications, some jurisdictions have adopted regulatory rules which prevent the incumbent service provider from...

Unionization Structures and Innovation Incentives

Haucap, Justus, Wey, Christian

This Paper examines how different unionization structures affect firms' innovation incentives and industry employment. We distinguish three modes of unionization with increasing degree of...

Warum Staaten Ökosteuern statt Lizenzen einführen, und wann das schlecht für die Wohlfahrt ist

Justus Haucap, Roland Kirstein

In diesem Aufsatz untersuchen wir, warum Staaten Anreize haben, Umweltverschmutzung zu besteuern anstatt Umweltverschmutzungsrechte zu ver¨außern. Unser Modell ber¨ucksichtigt, dass Regierungen...

Strategic Outsourcing Revisited

Haucap, Justus, Buehler, Stefan

This paper analyzes a sequential game where firms decide about outsourcing the production of a non-specific input good to an imperfectly competitive input market. We apply the taxonomy of business...

Mobile Number Portability

Buehler, Stefan, Haucap, Justus

This paper examines the consequences of introducing mobile number portability (MNP). As MNP allows consumers to keep their telephone number when switching providers, it reduces consumers' switching...

Unionisation Structures and Innovation Incentives

Haucap, Justus, Wey, Christian

This paper examines how different unionisation structures affect firms' innovation incentives and industry employment. We distinguish three modes of unionisation with increasing degree of...

Mobile Termination with Asymmetric Networks

Dewenter, Ralf, Haucap, Justus

This paper examines mobile termination fees and their regulation when networks are asymmetric in size. It is demonstrated that with consumer ignorance about the exact termination rates (a) a mobile...

Hedonic Prices in the German Market for Mobile Phones

Dewenter, Ralf, Haucap, Justus, Luther, Ricardo, Roetzel, Peter

This paper provides a hedonic price analysis of mobile telephones for the German market. We have assembled data on 302 different handsets from 25 manufacturers over the period from May 1998 to...

Estimating Demand Elasticities for Mobile Telecommunications in Austria

Dewenter, Ralf, Haucap, Justus

This paper analyzes price elasticities in the Austrian market for mobile telecommunications services using data on firm specific tariffs. Both static and a dynamic panel data approaches lead to...

Mobile Number Portability in Europe

Buehler, Stefan, Dewenter, Ralf, Haucap, Justus

This paper examines the causes and effects of mobile number portability (MNP) and provides a survey of its implementation in Europe. We first examine the competitive effects and the costs of...

First-Mover Vorteile im Schweizer Mobilfunk

Haucap, Justus, Dewenter, Ralf

Im vorliegenden Papier werden die Ursachen und das Ausmass von so genannten First-Mover Vorteilen (FMV) analysiert und wettbewerbsoekonomische sowie regulierungspolitische Implikationen eroertert. Im...

The Economics of Mobile Telephone Regulation

Haucap, Justus

This paper analyzes how competition works in mobile telecommuncations markets and, bases on this analysis, we discuss whether regulatory intervention in mobile telephone markets is justified from an...

Not Guilty? Another Look at the Nature and Nurture of Economics Students

Haucap, Justus, Just, Tobias

In this paper, we examine students' attitudes towards various allocation mechanisms for a scarce resource. For this purpose, we have run a survey among officers of the German military who are...

Demand Elasticities for Mobile Telecommunications in Austria

Ralf Dewenter, Justus Haucap

This paper analyses price elasticities in the Austrian market for mobile telecommunications services using data on firm specific tariffs in the period between Janaury 1998 and March 2002. As a...

Location Costs, Product Quality, and Implicit Franchise Contracts

Justus Haucap, Christian Wey, Jens Barmbold

In the literature on international trade, very little attention has been given to informational asymmetries between firms and consumers with respect to product quality. The few economic models that...

The Incentives of Employers’ Associations to Raise Rivals’ Costs in the Presence of Collective Bargaining

Justus Haucap, Christian Wey, Uwe Pauly

This paper explores the role that employers’ associations may play in centralized wage bargaining processes. It thereby adds to the literature on labor markets, in which the relationship between...

Standortwahl als Franchisingproblem

Justus Haucap, Christian Wey

Der vorliegende Beitrag interpretiert die Standortentscheidung von Unternehmen als den bschluß eines impliziten Franchisevertrages zwischen dem Standort als Franchisegeber und dem Unternehmen als...

Collective Wage Setting When Wages Are Generally Binding: An Antitrust Perspective

Justus Haucap, Uwe Pauly, Christian Wey

This paper explores the anticompetitive effects that wage determination between an employers’ association and the industry’s labor union may have when wages are generally binding. It is shown...

Unionization Structures and Firms' Incentives for Productivity Enhancing Investments

Justus Haucap, Christian Wey

This paper examines how unionization structures that differ in the degree of wage centralization affect firms' incentives to increase labor productivity. We distinguish three modes of unionization...

Abwehr ausländischer Staatsfonds: Aktive Industriepolitik oder "neue Schutzzäune"?

Roland Koch, Rainer Brüderle, Gunter Schall, Justus Haucap, Anton F. Börner, Claus Matecki

Sollte das Engagement ausländischer Investoren, insbesondere Staatsfonds, in Deutschland kontrolliert werden? Roland Koch, Ministerpräsident des Landes Hessen, warnt vor möglichen staatlich...

Zur Diskussion gestellt - Nachtrag: Krise der Wirtschaftswissenschaften: Braucht die VWL eine Neuausrichtung?

Justus Haucap

Ergänzend zu den Beiträgen im ifo Schnelldienst Nr. 14/2009 äußerst sich Justus Haucap, Universität Düsseldorf, zum »Methodenstreit« in der VWL. Exzellente Ökonomen sollten, seiner Meinung...

Indirect network effects with two Salop circles: the example of the music industry

Dewenter, Ralf, Haucap, Justus, Wenzel, Tobias

This paper analyses the interdependency between the market for music recordings and concert tickets, assuming that there are positive indirect network effects both from the record market to ticket...

Warum Staaten Ökosteuern statt Lizenzen einführen, und wann das schlecht für die Wohlfahrt ist

Haucap, Justus, Kirstein, Roland

In diesem Aufsatz untersuchen wir, warum Staaten Anreize haben, Umweltverschmutzung zu besteuern anstatt Umweltverschmutzungsrechte zu veräußern. Unser Modell berücksichtigt, dass Regierungen...

Government Incentives when Pollution Permits are Durable Goods

Haucap, Justus, Kirstein, Roland

This paper analyzes the incentive effects of pollution taxes versus pollution permits for a revenue maximizing Government that also pursues environmental objectives. In our model, pollution permits...