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Competition Policy

Publications and Discussion papers (Chief Competition Economist)

2020

Mergers with Differentiated Products: Where do we Stand?
Tommaso Valletti and Hans Zenger

Analyzing Vertical Mergers
Hans Zenger

Recent Developments at DG Competition: 2019/2020
Liliane Karlinger, Dimitrios Magos, Pierre Regibeau and Hans Zenger

2019

Increasing Market Power and Merger Control
Tommaso Valletti and Hans Zenger

Antitrust and Innovation: Welcoming and protecting disruption 
Giulio Federico, Fiona Scott Morton and Carl Shapiro

Interchange Fee Regulation and Service Investments
Markus Reisinger and Hans Zenger

Parallel Imports, Price Controls, and Innovation
By Markus Reisinger, Lluís Saurí and Hans Zenger

Vertical relations, opportunism, and welfare
Germain Gaudin

Online Privacy and Market Structure: Theory and Evidence 
Sapi Geza with Sabatino Lorien

Collective Exclusion
Karlinger Giardino Liliane joint with Calcagno Claudio A.

2018

Customer Recognition and Mobile Geo-Targeting
Sapi Geza with Reiz Tim and Baye Irina

Recent Developments at DG Competition: 2017/2018
Andrea Amelio, Thomas Buettner, Cyril Hariton, Gábor Koltay, Penelope Papandropoulos, Geza Sapi, Tommaso Valletti, Hans Zenger

Vertical Bargaining and Retail Competition: What Drives Countervailing Power?
Germain Gaudin

Recapture Ratios in Merger Analysis
Serge Moresi and Hans Zenger

Should Profit Margins Play a More Decisive Role in Merger Control? - A Rejoinder to Jorge Padilla
Tommaso Valletti and Hans Zenger

Horizontal mergers and product innovation
Giulio Federico, Gregor Langus and Tommaso Valletti

2017

Should Mobile Marketers Collect Other Data Than Geo‐Location?
Sapi Geza with Baye Irina

Recent developments at DG Competition: 2016/2017
Benno Buehler, Daniel Coublucq, Cyril Hariton, Gregor Langus, Tommaso Valletti

Horizontal Mergers, Innovation and the Competitive Process
Giulio Federico

2016

Recent developments at DG Competition: 2015/2016
Claici Adina, Coublucq Daniel, Federico Giulio, Motta Massimo, Sauri Romero Lluis

2015

Ex-post evaluation analysis of two mobile telecom mergers: T-Mobile/tele.ring in Austria and T-Mobile/Orange in the Netherlands
Luca Aguzzoni, Benno Buehler, Luca Di Martile, Georg Ecker, Ron Kemp, Anton Schwarz, Robert Stil

Recent developments at DG Competition: 2014
Giulio Federico, Massimo Motta and Penelope Papandropoulos

2014

Recent Developments at DG Competition: 2013–2014
Benno Buehler, Gábor Koltay, Xavier Boutin, Massimo Motta, Review of Industrial Organization

2013

Consumer Welfare in EU Competition Policy
Svend Albaek in C. Heide-Jørgensen, C.Bergqvist, U. Neergaard and S.T. Poulsen (eds.)

Economic Analysis at the European Commission 2012–2013
Thomas Buettner, Giulio Federico, Kai-Uwe Kühn and Dimitrios Magos

Multimarket contact in Italian retail banking: Competition and welfare
Jozsef Molnara, Roberto Violi and Xiaolan Zhou

SEPs and Evidence-Based Antitrust Enforcement
Kai-Uwe Kuhn, Fiona Scott Morton and Howard Shelanski

Optimal Asset Divestments with Homogenous Products 
Giulio Federico and Angel L. Lopez

SAA II: Abuse of Dominance in the South African skies 
Giulio Federico

Communication, Renegotiation and the Scope for Collusion 
Kai-Uwe Kühn and David J. Cooper

Financial Constraints and the Moral Hazard: The Case for Franchising 
Kai-Uwe Kühn, Ying Fan and Francine Lafontaine

2012

2009

Economics at DG Comp 2008-2009
Damien Neven and Miguel de la Mano

Capacity choices in liberalised electricity markets 
Fidel Castro-Rodriguez, Pedro L. Marín and Georges Sotis

Market definition in recent EC merger investigations: The role of empirical analysis
Andrea Amelio and Daniel Donath

Competition policy in times of crisis
David Spector, Andrea Amelio, Georges Siotis, Antoine Winckler, François-Charles Laprévote and Carlos Winograd

Generic entry in prescription medicines in the EU: main characteristics, determinants and effects 
Elzbieta Glowicka, Szabolcs Lorincz, Enrico Pesaresi, Lluis Sauri Romero and Vincent Verouden

2004

Ökonomische Analyse in der EU Wettbewerbspolitik
Lars-Hendrik Röller and Hans W. Friederiszick

The Impact of the New Substantive Test in European Merger Control
Lars-Hendrik Röller and Miguel de la Mano