Stefan Thomas

University of Tuebingen - Faculty of Law

Professor

Geschwister Scholl Platz

Tuebingen, 72074

Germany

http://www.jura.uni-tuebingen.de/professoren_und_dozenten/thomas

SCHOLARLY PAPERS

19

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Scholarly Papers (19)

1.

Normative Goals in Merger Control: Why Merger Control Should Not Attempt to Achieve 'Better' Outcomes than Competition

Number of pages: 23 Posted: 27 Jan 2020 Last Revised: 27 Feb 2021
Stefan Thomas
University of Tuebingen - Faculty of Law
Downloads 427 (94,449)
Citation 1

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mergers, consumer welfare, environment, industrial policy, labour markets

2.

Harmful Signals - Cartel Prohibition and Oligopoly Theory in the Age of Machine Learning

Journal of Competition Law & Economics (Forthcoming)
Number of pages: 27 Posted: 10 Jun 2019 Last Revised: 12 Sep 2019
Stefan Thomas
University of Tuebingen - Faculty of Law
Downloads 310 (134,725)
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algorithms, cartel, collusion, machine learning, oligopoly, signaling

Reflective Willingness to Pay: Preferences for Sustainable Consumption in a Consumer Welfare Analysis

LawFin Working Paper No. 14
Number of pages: 26 Posted: 14 Jan 2021 Last Revised: 07 Jul 2021
Stefan Thomas and Roman Inderst
University of Tuebingen - Faculty of Law and Goethe University Frankfurt
Downloads 274 (152,458)

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Antitrust, Consumer Welfare, Sustainability

Reflective Willingness to Pay: Preferences for Sustainable Consumption in a Consumer Welfare Analysis

CEPR Discussion Paper No. DP16917
Number of pages: 29 Posted: 04 Feb 2022
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
Downloads 1 (899,486)
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Antitrust, consumer welfare, sustainability

4.

Ex-Ante and Ex-Post Control of Buyer Power

Number of pages: 33 Posted: 13 May 2015 Last Revised: 16 Feb 2018
Stefan Thomas
University of Tuebingen - Faculty of Law
Downloads 265 (158,377)

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buyer power, monopsony, abuse of dominance, merger control, waterbed effect, spiral effect, allocative efficiency, dynamic efficiency, consumer welfare

Prospective Welfare Analysis - Extending Willingness-to-Pay Assessment to Embrace Sustainability

LawFin Working Paper No. 29
Number of pages: 28 Posted: 30 Nov 2020 Last Revised: 13 Jan 2022
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
Downloads 230 (181,405)

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Antitrust, Consumer Welfare, Sustainability

Prospective Welfare Analysis - Extending Willingness-to-Pay Assessment to Embrace Sustainability

CEPR Discussion Paper No. DP16916
Number of pages: 36 Posted: 04 Feb 2022
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
Downloads 1 (899,486)
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Antitrust, consumer welfare, sustainability

6.

Close Competitors in Merger Review

Journal of European Competition Law & Practice, 2013, p. 391 - 401
Number of pages: 24 Posted: 22 Jun 2015 Last Revised: 23 Jun 2015
Stefan Thomas
University of Tuebingen - Faculty of Law
Downloads 204 (203,458)

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antitrust, mergers, unilateral effects, market definition, market dominance, relevant market, upward pricing pressure

Common Ownership and Mergers between Portfolio Companies

Number of pages: 20 Posted: 26 Jul 2019
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
Downloads 182 (225,184)

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common ownership, Herfindahl-Hirschman Index, horizontal effects, innovation competition, merger control, unilateral effects

Common Ownership and Mergers between Portfolio Companies

CEPR Discussion Paper No. DP16904
Number of pages: 23 Posted: 04 Feb 2022
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
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Common ownership, Herfindahl-Hirschman Index, horizontal effects, innovation competition, Merger Control, Unilateral Effects

8.

The More Economic Judicature: How the General Court has Recalibrated the Merger Gauge

Competition Policy International, Forthcoming
Number of pages: 8 Posted: 22 Jul 2020
Tilman Kuhn and Stefan Thomas
Independent and University of Tuebingen - Faculty of Law
Downloads 163 (247,096)

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close competitors, important competitive force, mergers, SIEC test, UPP analysis

9.

Guilty of a Fault that One Has Not Committed: The Limits of the Group-Based Sanction Policy Carried Out by the Commission and the European Courts In EU-Antitrust Law

Journal of European Competition Law & Practice, 2012, 11-28
Number of pages: 38 Posted: 03 Jul 2015
Stefan Thomas
University of Tuebingen - Faculty of Law
Downloads 156 (256,430)

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antitrust, economic entity, fine, parent company

The Scope and Limitations of Incorporating Externalities in Competition Analysis within a Consumer Welfare Approach

Number of pages: 28 Posted: 02 Aug 2021 Last Revised: 27 Dec 2021
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
Downloads 152 (262,607)

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Sustainability; externalities; willingness-to-pay

The Scope and Limitations of Incorporating Externalities in Competition Analysis within a Consumer Welfare Approach

CEPR Discussion Paper No. DP16879
Number of pages: 31 Posted: 04 Feb 2022
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
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Externalities, sustainability, willingness-to-pay

11.

Horizontal Restraints on Platforms: How Digital Ecosystems Nudge into Rethinking the Construal of the Cartel Prohibition

Number of pages: 25 Posted: 03 Aug 2020 Last Revised: 18 Mar 2021
Stefan Thomas
University of Tuebingen - Faculty of Law
Downloads 149 (266,111)

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algorithm, ancillary restraints, cartel, consumer welfare, platform

Sustainability Agreements and Social Norms

Number of pages: 23 Posted: 19 Jul 2021 Last Revised: 08 Feb 2022
Roman Inderst, Felix Rhiel and Stefan Thomas
Goethe University Frankfurt, Goethe University Frankfurt and University of Tuebingen - Faculty of Law
Downloads 142 (277,420)

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Horizontal agreements; sustainability; willingness-to-pay; conjoint analysis

Sustainability Agreements and Social Norms

CEPR Discussion Paper No. DP16881
Number of pages: 23 Posted: 04 Feb 2022
Roman Inderst, Felix Rhiel and Stefan Thomas
Goethe University Frankfurt, Goethe University Frankfurt and University of Tuebingen - Faculty of Law
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conjoint analysis, Horizontal agreements, sustainability, willingness-to-pay

Measuring Consumer Sustainability Benefits

Number of pages: 9 Posted: 04 Sep 2021
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
Downloads 100 (358,028)

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Antitrust, Consumer Welfare, Sustainability

Measuring Consumer Sustainability Benefits

CEPR Discussion Paper No. DP16903
Number of pages: 12 Posted: 04 Feb 2022
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
Downloads 2 (883,731)
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Antitrust, consumer welfare, sustainability

14.

The Draft Provisions on Antitrust Fines in the Commission's Ecn Proposal

Zeitschrift für Wettbewerbsrecht (ZWeR - Journal of Competition Law) 2018
Number of pages: 26 Posted: 23 Feb 2018
Stefan Thomas and Manuel Dueñas
University of Tuebingen - Faculty of Law and University of Tuebingen - Faculty of Law
Downloads 98 (360,013)
Citation 1

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antitrust sanctions, national competition authorities, leniency application, European competition network, antitrust compliance, economic entity doctrine

Price Pressure Indices, Innovation and Mergers Between Commonly Owned Firms

Number of pages: 22 Posted: 26 Jul 2019
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
Downloads 79 (414,571)

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Price Pressure Indices, Innovation and Mergers between Commonly Owned Firms

CEPR Discussion Paper No. DP16905
Number of pages: 25 Posted: 04 Feb 2022
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
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Common ownership, Herfindahl-Hirschman Index, horizontal effects, innovation competition, Merger Control, Unilateral Effects, upward pricing pressure

16.

Legal Design in Sustainable Antitrust

Number of pages: 25 Posted: 06 Apr 2022
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
Downloads 54 (497,695)

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sustainability, ancillary restraints doctrine

17.

De-Merger Regimes in Europe - Are National Deconcentration Powers an Appropriate Tool for Enhancing Competition in the EU?

Journal of European Competition Law & Practice, 2011, 201-216
Number of pages: 34 Posted: 30 Jul 2015
Stefan Thomas
University of Tuebingen - Faculty of Law
Downloads 53 (501,729)

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antitrust, dominance, deconcentration, de-merger, breaking up firms

18.

Sustainability Agreements in the European Commission’s Draft Horizontal Guidelines

Number of pages: 11 Posted: 04 Apr 2022
Roman Inderst and Stefan Thomas
Goethe University Frankfurt and University of Tuebingen - Faculty of Law
Downloads 52 (505,940)

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Sustainability, Sustainability Benefits, Collective Benefits

19.

Die Streitverkündung im kartellrechtlichen Schiedsverfahren (Third Party-Notice in Antitrust Arbitration)

Veröffentlicht in: Fairness Justice Equity, Festschrift für Reinhold Geimer zum 80. Geburtstag, (Rolf A. Schütze, Hrsg.), S. 735-743, 2017
Number of pages: 10 Posted: 10 Nov 2020
Stefan Thomas
University of Tuebingen - Faculty of Law
Downloads 39 (566,657)

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Antitrust, Kartellrecht, Schiedsverfahren, Streitverkündung