Steffen Hoernig

Nova School of Business and Economics

Professor

Campus De Carcavelos

Rua Da Holanda 1

Carcavelos, 2775-405

Portugal

http://https://www2.novasbe.unl.pt/en/faculty-research/faculty/faculty-detail/id/46/steffen-hoernig

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SCHOLARLY PAPERS

41

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151

Scholarly Papers (41)

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1.

The Interplay between Regulation and Competition: The Case of Universal Service Obligations

Number of pages: 20 Posted: 13 May 2002
Steffen Hoernig and Tommaso M. Valletti
Nova School of Business and Economics and Imperial College Business School
Downloads 489 (90,729)
Citation 1

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Universal Service Obligations, Regulation, Competition

2.

Ex-Ante Regulation and Co-Investment in the Transition to Next Generation Access

Number of pages: 21 Posted: 07 Feb 2012
Marc Bourreau, Carlo Cambini and Steffen Hoernig
Telecom ParisTech, Politecnico di Torino & EUI - Florence School of Regulation and Nova School of Business and Economics
Downloads 383 (120,618)
Citation 3

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next generation access networks, investment, access regulation

3.

National FTTH Plans in France, Italy and Portugal

Communications and Strategies, No. 78, No. 2, pp. 107-126, 2010
Number of pages: 20 Posted: 19 Apr 2011 Last Revised: 21 Jan 2014
Marc Bourreau, Carlo Cambini and Steffen Hoernig
Telecom ParisTech, Politecnico di Torino & EUI - Florence School of Regulation and Nova School of Business and Economics
Downloads 231 (204,112)

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broadband, fibre, next generation access networks, regulation

4.

My Fibre or Your Fibre? Cooperative Investment, Uncertainty and Access

Number of pages: 38 Posted: 13 Jan 2013
Marc Bourreau, Carlo Cambini and Steffen Hoernig
Telecom ParisTech, Politecnico di Torino & EUI - Florence School of Regulation and Nova School of Business and Economics
Downloads 217 (216,612)
Citation 10

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Networks, Co-investment, Uncertainty, Access Obligations

5.

The Impact of Different Fibre Access Network Technologies on Cost, Competition and Welfare

TPRC 2011
Number of pages: 32 Posted: 16 Jan 2012
Steffen Hoernig, Stephan Jay, Karl-Heinz Neumann, Martin Peitz, Thomas Plueckebaum and Ingo Vogelsang
Nova School of Business and Economics, Wissenschaftliches Institut für Infrastruktur und Kommunikationsdienste, Wissenschaftliches Institut für Infrastruktur und Kommunikationsdienste, University of Mannheim - Department of Economics, Wissenschaftliches Institut für Infrastruktur und Kommunikationsdienste and Boston University - Department of Economics
Downloads 216 (217,551)

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6.

Cooperative Investment, Access, and Uncertainty

Downloads 203 (230,409)
Citation 3

Cooperative Investment, Access, and Uncertainty

Number of pages: 27 Posted: 02 Nov 2016
Marc Bourreau, Carlo Cambini and Steffen Hoernig
Telecom ParisTech, Politecnico di Torino & EUI - Florence School of Regulation and Nova School of Business and Economics
Downloads 138 (320,280)

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Co-Investment, Access Obligations, Next Generation Networks, Uncertainty

Cooperative Investment, Access, and Uncertainty

Robert Schuman Centre for Advanced Studies Research Paper No. RSCAS 2016/61
Number of pages: 35 Posted: 02 Dec 2016
Marc Bourreau, Carlo Cambini and Steffen Hoernig
Telecom ParisTech, Politecnico di Torino & EUI - Florence School of Regulation and Nova School of Business and Economics
Downloads 65 (525,668)
Citation 2

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Co-investment; Access obligations; Next generation networks; Uncertainty

7.

"I don't care about cookies!" Platform Data Disclosure and Time-Inconsistent Users

Number of pages: 40 Posted: 22 Mar 2021
Laura Abrardi, Carlo Cambini and Steffen Hoernig
Politecnico di Torino, Politecnico di Torino & EUI - Florence School of Regulation and Nova School of Business and Economics
Downloads 171 (267,889)

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Data, platforms, time inconsistency, privacy

8.

Market Penetration and Late Entry in Mobile Telephony

NET Institute Working Paper No. 08-38
Number of pages: 29 Posted: 30 Oct 2008
Steffen Hoernig
Nova School of Business and Economics
Downloads 161 (281,923)
Citation 3

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Mobile Telephony, Entry, Penetration, Mobile termination

9.

Three Equivalent Salop Models and Their Normative Representative Consumer

FEUNL Working Paper Series No. 593
Number of pages: 17 Posted: 11 Jul 2015
Steffen Hoernig
Nova School of Business and Economics
Downloads 128 (338,296)

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Salop model, representative consumer

10.

Fixed-Mobile Substitution and Termination Rates

FEUNL Working Paper Series No. 588
Number of pages: 26 Posted: 24 Jul 2014
Steffen Hoernig, Marc Bourreau and Carlo Cambini
Nova School of Business and Economics, Telecom ParisTech and Politecnico di Torino & EUI - Florence School of Regulation
Downloads 123 (348,447)
Citation 2

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Network competition, Fixed-mobile substitution, Termination rates

11.

Fixed-Mobile Integration

Downloads 108 (382,176)
Citation 1

Fixed-Mobile Integration

FEUNL Working Paper Series No. 574
Number of pages: 25 Posted: 06 Mar 2013
Steffen Hoernig, Marc Bourreau and Carlo Cambini
Nova School of Business and Economics, Telecom ParisTech and Politecnico di Torino & EUI - Florence School of Regulation
Downloads 107 (387,020)

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Network competition, On/off-net pricing, Integration, Call externality

Fixed-Mobile Integration

CEPR Discussion Paper No. DP9361
Number of pages: 26 Posted: 26 Feb 2013
Marc Bourreau, Carlo Cambini and Steffen Hoernig
Telecom ParisTech, Politecnico di Torino & EUI - Florence School of Regulation and Nova School of Business and Economics
Downloads 1 (985,306)
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Call externality, Integration, Network competition, On/off-net pricing

12.

Calling Circles: Network Competition with Non-Uniform Calling Patterns

Downloads 102 (397,464)
Citation 16

Calling Circles: Network Competition with Non-Uniform Calling Patterns

CEIS Working Paper No. 206
Number of pages: 38 Posted: 18 Jul 2011
Steffen Hoernig, Roman Inderst and Tommaso M. Valletti
Nova School of Business and Economics, Goethe University Frankfurt and Imperial College Business School
Downloads 97 (414,072)
Citation 7

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Network competition, non-uniform calling patterns, termination charge

Calling Circles: Network Competition with Non-Uniform Calling Patterns

CEPR Discussion Paper No. DP8114
Number of pages: 32 Posted: 29 Nov 2010
Steffen Hoernig, Roman Inderst and Tommaso M. Valletti
Nova School of Business and Economics, Goethe University Frankfurt and Imperial College Business School
Downloads 5 (946,029)
Citation 2
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Network competition, Non-uniform calling patterns, Termination charges

13.

Zero-Rating, Network Effects, and Capacity Investments

FEUNL Working Paper Series No. 627
Number of pages: 22 Posted: 25 May 2018 Last Revised: 22 Apr 2022
Steffen Hoernig and Francisco Monteiro
Nova School of Business and Economics and New University of Lisbon
Downloads 87 (440,217)
Citation 3

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Zero-rating, Network effects, Net neutrality, Capacity Investment

14.

On the Community Patent

Downloads 84 (449,593)

On the Community Patent

FEUNL Working Paper No. 467
Number of pages: 32 Posted: 22 Feb 2006
Steffen Hoernig
Nova School of Business and Economics
Downloads 69 (509,074)

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Community patent, R&D race, Participation in R&D

On the Community Patent

Number of pages: 34 Posted: 25 May 2005
Steffen Hoernig
Nova School of Business and Economics
Downloads 15 (849,391)
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Community patent, R&D race, participation in R&D

15.

Mixing Goods with Two-Part Tariffs

Number of pages: 24 Posted: 03 Oct 2006
Steffen Hoernig and Tommaso M. Valletti
Nova School of Business and Economics and Imperial College Business School
Downloads 76 (476,625)
Citation 1

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Two-part tariffs, flat fees, combinable products, pay-per-view

16.

The Race for Telecoms Infrastructure Investment with Bypass: Can Access Regulation Achieve the First Best?

Downloads 72 (491,085)
Citation 7

The Race for Telecoms Infrastructure Investment with Bypass: Can Access Regulation Achieve the First Best?

FEUNL Working Paper No. 524
Number of pages: 30 Posted: 03 Jan 2008
João Vareda and Steffen Hoernig
New University of Lisbon - Faculdade de Economia and Nova School of Business and Economics
Downloads 70 (504,978)
Citation 13

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Access pricing, Investments, Preemption, Access ban, Access holidays

The Race for Telecoms Infrastructure Investment with Bypass: Can Access Regulation Achieve the First-Best?

CEPR Discussion Paper No. DP6203
Number of pages: 28 Posted: 22 May 2008
João Vareda and Steffen Hoernig
New University of Lisbon - Faculdade de Economia and Nova School of Business and Economics
Downloads 2 (974,965)
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Access holidays, Investments, Preemption, Time-variant access charges

17.

Price Distortion Under Fixed-Mobile Substitution

FEUNL Working Paper Series No. 594
Number of pages: 20 Posted: 11 Jul 2015
Marc Bourreau, Carlo Cambini and Steffen Hoernig
Telecom ParisTech, Politecnico di Torino & EUI - Florence School of Regulation and Nova School of Business and Economics
Downloads 70 (498,569)
Citation 1

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Network competition, Fixed-mobile substitution, Price discrimination

18.

Wholesale Pricing, NGA Take-Up and Competition

Communications & Strategies, No. 86, 2nd Quarter 2012, pp. 153-174
Number of pages: 22 Posted: 01 Jun 2013
Steffen Hoernig, Stephan Jay, Werner Neu, Karl-Heinz Neumann, Thomas Plueckebaum and Ingo Vogelsang
Nova School of Business and Economics, Wissenschaftliches Institut für Infrastruktur und Kommunikationsdienste, Wissenschaftliches Institut für Infrastruktur und Kommunikationsdienste, Wissenschaftliches Institut für Infrastruktur und Kommunikationsdienste, Wissenschaftliches Institut für Infrastruktur und Kommunikationsdienste and Boston University - Department of Economics
Downloads 64 (522,428)
Citation 1

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Next Generation Access, FTTH, cost modelling, GPON, P2P, competition, welfare

19.

Bertrand Equilibria and Sharing Rules

Downloads 63 (526,593)
Citation 7

Bertrand Equilibria and Sharing Rules

FEUNL Working Paper No. 468
Number of pages: 42 Posted: 22 Feb 2006
Steffen Hoernig
Nova School of Business and Economics
Downloads 53 (581,673)
Citation 1

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Bertrand games, Sharing rule, Tie-breaking rule, Sign-preserving sharing rules, Expectation sharing rules

Bertrand Equilibria and Sharing Rules

CEPR Discussion Paper No. 4972
Number of pages: 43 Posted: 28 Jul 2005
Steffen Hoernig
Nova School of Business and Economics
Downloads 10 (897,811)
Citation 1
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Bertrand games, sharing rule, tie-breaking rule, sign-preserving sharing rules, expectation sharing rules

20.

Co-Investment, Uncertainty, and Opportunism: Ex-Ante and Ex-Post Remedies

CESifo Working Paper No. 8078
Number of pages: 31 Posted: 10 Feb 2020
Marc Bourreau, Carlo Cambini, Steffen Hoernig and Ingo Vogelsang
Telecom ParisTech, Politecnico di Torino & EUI - Florence School of Regulation, Nova School of Business and Economics and Boston University - Department of Economics
Downloads 59 (543,657)
Citation 1

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co-investment, uncertainty, opportunism, options, risk premia

21.

Existence and Comparative Statics in Heterogeneous Cournot Oligopolies

FEUNL Working Paper Series No. 388
Number of pages: 41 Posted: 06 Feb 2006
Steffen Hoernig
Nova School of Business and Economics
Downloads 57 (552,575)

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Cournot oligopoly, Product differentiton, entry, comparative statics, single-crossing condition

22.

The Ambivalence of Two-Part Tariffs for Bottleneck Access

FEUNL Working Paper Series No. 568
Number of pages: 17 Posted: 16 Nov 2012
Steffen Hoernig and Ingo Vogelsang
Nova School of Business and Economics and Boston University - Department of Economics
Downloads 52 (575,964)
Citation 2

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23.

Should Uniform Pricing Constraints Be Imposed on Entrants?

FEUNL Working Paper No. 417
Number of pages: 27 Posted: 14 Feb 2006
Steffen Hoernig
Nova School of Business and Economics
Downloads 43 (622,975)
Citation 5

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Universal Service Obligations, Uniform Pricing, Price caps, Unbundling, Entry

24.

The Strength of the Waterbed Effect Depends on Tariff Type

FEUNL Working Paper Series No. 586
Number of pages: 10 Posted: 24 May 2014
Steffen Hoernig
Nova School of Business and Economics
Downloads 30 (702,881)

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Waterbed effect, Two-part tariff, Linear tariff, Mobile termination, Two-sided platforms

25.

Going Beyond Duopoly: Connectivity Breakdowns Under Receiving Party Pays

FEUNL Working Paper Series No. 585
Number of pages: 21 Posted: 24 May 2014
Steffen Hoernig
Nova School of Business and Economics
Downloads 24 (746,483)
Citation 1

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Mobile network competition, Receiving party pays, Connectivity breakdown, Termination rates

26.

Mixing Media with Two-Part Tariffs

CEPR Discussion Paper No. 5437
Number of pages: 21 Posted: 17 Apr 2006
Tommaso M. Valletti and Steffen Hoernig
Imperial College Business School and Nova School of Business and Economics
Downloads 23 (754,024)
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Two-part tariffs, pay-per-view, flat fees, combinable products

27.

Sectoral Regulators and the Competition Authority: Which Relationship is Best?

Number of pages: 34 Posted: 23 Sep 2004
Pedro P. Barros and Steffen Hoernig
Universidade Nova de Lisboa and Nova School of Business and Economics
Downloads 22 (761,830)
Citation 1
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Competition authority, sectoral regulators, institutional relationship, strategic substitutes and complements, lobbying

28.

Universal Service and Entry: The Role of Uniform Pricing and Coverage Constraints

Number of pages: 30 Posted: 14 May 2001
Tommaso M. Valletti, Steffen Hoernig and Pedro P. Barros
Imperial College Business School, Nova School of Business and Economics and Universidade Nova de Lisboa
Downloads 21 (769,802)
Citation 2
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Competition, coverage constraint, uniform pricing constraint, universal service

29.

On-Net and Off-Net Pricing on Asymmetric Telecommunications Networks

CEPR Discussion Paper No. 5588
Number of pages: 29 Posted: 28 Jun 2006
Steffen Hoernig
Nova School of Business and Economics
Downloads 18 (794,289)
Citation 3
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Telecommunications network competition, on/off-net pricing, asymmetry, call externality

30.

On the Minimum Correlation between Symmetrically Distributed Random Variables

FEUNL Working Paper Series No. 626
Number of pages: 8 Posted: 25 May 2018
Steffen Hoernig
Nova School of Business and Economics
Downloads 14 (829,374)

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Bernoulli random variables, Correlation coefficient

31.

Should Uniform Pricing Contraints Be Imposed on Entrants?

CEPR Discussion Paper No. 5052
Number of pages: 34 Posted: 27 Sep 2005
Steffen Hoernig
Nova School of Business and Economics
Downloads 13 (838,383)
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Universal service obligations, uniform pricing, coverage constraints, price caps, entry

32.

Competition between Multiple Asymmetric Networks: Theory and Applications

CEPR Discussion Paper No. DP8060
Number of pages: 41 Posted: 22 Nov 2010
Steffen Hoernig
Nova School of Business and Economics
Downloads 8 (884,222)
Citation 1
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call externality, mobile termination rates, multiple networks, on/off-net pricing, Telecommunications network competition, waterbed effect

33.

Tariff-Mediated Network Externalities: Is Regulatory Intervention Any Good?

CEPR Discussion Paper No. DP6866
Number of pages: 23 Posted: 17 Jun 2008
Steffen Hoernig
Nova School of Business and Economics
Downloads 8 (884,222)
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Network competition, on/off-net differentials, retail price controls, termination fees

34.

Collusion and Confusion

Number of pages: 24 Posted: 17 Feb 2023
Steffen Hoernig
Nova School of Business and Economics
Downloads 7 (893,230)

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Consumer search, price discrimination, collusion, tariff proliferation

35.

Asymmetric Broadband Wholesale Regulation

CEPR Discussion Paper No. DP8399
Number of pages: 24 Posted: 26 May 2011
Steffen Hoernig
Nova School of Business and Economics
Downloads 6 (902,208)
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Access regulation, Cable, Convergence, Copper

36.

Welfare Analysis of Regulating Mobile Termination Rates in the UK (with an Application to the Orange/T-Mobile Merger)

CEPR Discussion Paper No. DP7730
Number of pages: 31 Posted: 17 Mar 2010
David Harbord and Steffen Hoernig
Market Analysis Ltd and Nova School of Business and Economics
Downloads 5 (910,947)
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mobile termination rates, network effects, regulation, simulations, telecommunications, welfare

37.

Keeping Both Eyes Wide Open: The Life of a Competition Authority Among Sectoral Regulators

CEPR Discussion Paper No. DP6861
Number of pages: 34 Posted: 17 Jun 2008
Pedro P. Barros, Steffen Hoernig and Tore Nilssen
Universidade Nova de Lisboa, Nova School of Business and Economics and University of Oslo - Department of Economics
Downloads 3 (927,986)
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Competition authority, Regulatory bias, Sectoral regulators

38.

Cooperative Investment, Uncertainty and Access

CEPR Discussion Paper No. DP9376
Number of pages: 36 Posted: 12 Mar 2013
Marc Bourreau, Carlo Cambini and Steffen Hoernig
Telecom ParisTech, Politecnico di Torino & EUI - Florence School of Regulation and Nova School of Business and Economics
Downloads 2 (936,698)
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Access Obligations, Co-investment, Networks, Uncertainty

39.

When Two-Part Tariffs are Not Enough: Mixing with Nonlinear Pricing

CEPR Discussion Paper No. DP7720
Number of pages: 27 Posted: 09 Mar 2010
Steffen Hoernig and Tommaso M. Valletti
Nova School of Business and Economics and Imperial College Business School
Downloads 2 (936,698)
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Exclusivity, Mixing goods, Nonlinear tariffs, Two-part tariffs

40.

Transversal Agency and Crowding Out

Journal of Institutional and Theoretical Economics 171, 2015
Posted: 26 Sep 2014 Last Revised: 12 Jan 2016
Pedro Barros, Steffen Hoernig and Tore Nilssen
New University of Lisbon, Nova School of Business and Economics and University of Oslo - Department of Economics

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Competition policy, Crowding out, Government structure, Multiple regulators, Concurrency

41.

Geographic Access Rules and Investments

CEPR Discussion Paper No. DP9013
Number of pages: 48 Posted: 28 Sep 2012
Marc Bourreau, Carlo Cambini and Steffen Hoernig
Telecom ParisTech, Politecnico di Torino & EUI - Florence School of Regulation and Nova School of Business and Economics
Downloads 0 (954,910)
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geographical access regulation, infrastructure investment, Next generation networks