CRESSE

2022 Conference Material

C R E S S E 2022
16th INTERNATIONAL CONFERENCE ON COMPETITION AND REGULATION
"Advances in the Analysis of Competition Policy and Regulation"
July 1 – July 3, 2022

CONFERENCE MATERIAL

Chair: Aviv Nevo (University of Pennsylvania)

Matthew Strathearn (Department of Economics, Carleton University, Ottawa, Canada), Zhiqi Chen (Department of Economics, Carleton University, Ottawa, Canada), Thomas W. Ross (Sauder School of Business, University of British Columbia, Vancouver, Canada)

Settlements in the Presence of Leniency Programs: Costs and Benefits

Presentation by Zhiqi Chen (Department of Economics, Carleton University, Ottawa, Canada)

Discussion by Massimo Motta (ICREA, Universitat Pompeu Fabra and BSE)

Massimo Motta (ICREA, Universitat Pompeu Fabra and BSE), Antonio Penta (ICREA, Universitat Pompeu Fabra BSE and TSE, Spain)

Market Effects of Sponsored Search Auctions

Presentation by Massimo Motta (ICREA, Universitat Pompeu Fabra and BSE)

Discussion by Zhiqi Chen (Department of Economics, Carleton University, Ottawa, Canada)

Federico Etro (Florence School of Economics and Management, Charles River Associates)

Hybrid Marketplaces with Free Entry of Sellers

Presentation by Federico Etro (Florence School of Economics and Management, Charles River Associates)

Discussion by Tommaso Valletti (Imperial College London)

Bo Cowgill (Columbia University), Andrea Prat (Columbia University), Tommaso Valletti (Imperial College London)

Political Power and Market Power

Presentation by Tommaso Valletti (Imperial College London)

Discussion by Federico Etro (Florence School of Economics and Management, Charles River Associates)

Özlem Bedre-Defolie (European School of Management and Technology, ESMT), Gary Biglaiser (University of North Carolina)

Competition for exclusivity of a superior input

Presentation by Özlem Bedre-Defolie (European School of Management and Technology, ESMT)

Discussion by Aviv Nevo (University of Pennsylvania)

Chair: Hans W. Friederiszick (E.CA Economics and ESMT Berlin)

Chiara Fumagalli (Bocconi University -Department of Economics, IGIER and CEPR), Massimo Motta (ICREA, Universitat Pompeu Fabra and BSE), Emanuele Tarantino (Luiss University, EIEF and CEPR)

Shelving or developing? The acquisition of potential competitors under financial constraints

Presentation by Chiara Fumagalli (Bocconi University -Department of Economics, IGIER and CEPR)

Discussion by Yaron Yehezkel (Coller School of Management, Tel Aviv University)

David Gilo (Buchmann Faculty of Law, Tel Aviv University), Yaron Yehezkel (Coller School of Management, Tel Aviv University)

Vertical Collusion to Exclude Product Improvement

Presentation by Yaron Yehezkel (Coller School of Management, Tel Aviv University)

Discussion by Chiara Fumagalli (Bocconi University -Department of Economics, IGIER and CEPR)

Simon Loertscher (Department of Economics, University of Melbourne), Leslie Marx (Duke University)

Vertical Integration with Incomplete Information

Presentation by Leslie Marx (Duke University)

Discussion by Daniel P. O’Brien (Economist at Compass Lexecon)

Erica Benton (Economist at Compass Lexecon), Mark Israel (Economist at Compass Lexecon), Daniel P. O’Brien (Economist at Compass Lexecon)

Cheap Exclusion In Markets with Multiple Complements

Presentation by Daniel P. O’Brien (Economist at Compass Lexecon)

Discussion by Leslie Marx (Duke University)

Joseph E. Harrington, Jr. (Department of Business Economics & Public Policy The Wharton School University of Pennsylvania)

Cost Coordination

Presentation by Joseph E. Harrington, Jr. (Department of Business Economics & Public Policy The Wharton School University of Pennsylvania)

Discussion by Ginger Zhe Jin (University of Maryland & NBER)

Chair: Joseph E. Harrington, Jr. (Department of Business Economics & Public Policy The Wharton School University of Pennsylvania)

Regina Seibel (University of Zurich), Samuel Skoda (University of Zurich)

Collusion by Exclusion in Public Procurement

Presentation by Regina Seibel (University of Zurich)

Discussion by Nicolas Eschenbaum (University of St. Gallen, Institute of Economics, Switzerland

Nicolas Eschenbaum (University of St. Gallen, Institute of Economics, Switzerland), Filip Mellgren (Stockholm University, Department of Economics), Philipp Zahn (University of St. Gallen, Institute of Economics, Switzerland)

Robust Algorithmic Collusion

Presentation by Nicolas Eschenbaum (University of St. Gallen, Institute of Economics, Switzerland)

Discussion by Regina Seibel (University of Zurich)

Yann Delaprez (Department of Economics, European University Institute)

Divestiture and Price Coordination

Presentation by Yann Delaprez (Department of Economics, European University Institute)

Discussion by Jorge Al´e-Chilet (Bar-Ilan University)

Jorge Al´e-Chilet (Bar-Ilan University), Cuicui Chen (State University of New York at Albany), Jing Li (MIT Sloan School of Management), Mathias Reynaert (Toulouse School of Economics, University of Toulouse Capitole and CEPR)

Colluding Against Environmental Regulation

Presentation by Jorge Al´e-Chilet (Bar-Ilan University)

Discussion by Yann Delaprez (Department of Economics, European University Institute)

Matthew J. Bloomfield (The Wharton School of the University of Pennsylvania), Catarina Marvao (Technological University Dublin and Stockholm School of Economics, SITE), Giancarlo Spagnolo (Stockholm School of Economics, SITE, Tor Vergata and Eief, CEPR)

Relative Performance Evaluation, Sabotage and Collusion

Presentation by Catarina Marvao (Technological University Dublin and Stockholm School of Economics, SITE)

Discussion by Joseph E. Harrington, Jr. (Department of Business Economics & Public Policy The Wharton School University of Pennsylvania)

Chair: Eduardo Pontual Ribeiro (Federal University of Rio de Janeiro, Brazil)

Precious Nonhlanhla Ndlovu (University of the Western Cape)

Exploitative Abuse Of Dominance And National Disasters: Perspectives From South Africa

Presentation by Precious Nonhlanhla Ndlovu (University of the Western Cape)

Discussion by Eduardo Pontual Ribeiro (Federal University of Rio de Janeiro, Brazil)

Eduardo Pontual Ribeiro (Federal University of Rio de Janeiro, Brazil), Svetlana Golovanova (National Research University Higher School of Economics, Russia), Svetlana Avdasheva (National Research University Higher School of Economics, Russia)

Testing the convergence of legal standards in antitrust investigations in BRICS

Presentation by Eduardo Pontual Ribeiro (Federal University of Rio de Janeiro, Brazil)

Discussion by Precious Nonhlanhla Ndlovu (University of the Western Cape)

Nesma Ali (Düsseldorf Institute for Competition Economics (DICE), Heinrich-Heine University Düsseldorf), Joel Stiebale (Düsseldorf Institute for Competition Economics (DICE), Heinrich-Heine University Düsseldorf and GEP, University of Nottingham)

Horizontal Mergers and Market Power in India

Presentation by Nesma Ali (Düsseldorf Institute for Competition Economics (DICE)

Discussion by Svetlana Golovanova (National Research University Higher School of Economics, Russia)

Chair: Serge Moresi (Charles River Associates)

Alessandro Kadner-Graziano (University Bayreuth, Chair of International Competition Policy)

Vertical Mergers: No Foreclosure, Yet Harm to Consumers

Presentation by Alessandro Kadner-Graziano (University Bayreuth, Chair of International Competition Policy)

Discussion by Philip Hanspach (European University Institute, EUI)

Pauline Affeldt (E.CA Economics), Tomaso Duso (DIW Berlin, Technische Universität Berlin, CEPR, CESifo, BCCP), Klaus Gugler (Vienna University of Economics and Business), Joanna Piechucka (European Commission)

Assessing EU Merger Control through Compensating Efficiencies

Presentation by Joanna Piechucka (European Commission)

Discussion by Frank Verboven (KU Leuven, Leuven, Belgium and CEPR, London, UK)

Esm´ee S.R. Dijk (Vrije Universiteit Amsterdam, Tinbergen Institute), Jose L. Moraga-Gonzalez (Vrije Universiteit Amsterdam and University of Groningen, Tinbergen Institute, the CEPR, Public-Private Sector Research Center (IESE, Barcelona)), Evgenia Motchenkova (Vrije Universiteit Amsterdam, Tinbergen Institute, Tilburg Law and Economics Center)

Start-ups, reverse killer acquisitions, and incumbent’s direction of innovation

Presentation by Evgenia Motchenkova (Vrije Universiteit Amsterdam, Tinbergen Institute, Tilburg Law and Economics Center)

Discussion by Serge Moresi (Charles River Associates)

Serge Moresi (Charles River Associates), Marius Schwartz (Department of Economics, Georgetown University, Washington DC)

Product Innovation with Vertical Differentiation: Is a Monopolist’s Incentive Weaker?

Presentation by Serge Moresi (Charles River Associates)

Discussion by Evgenia Motchenkova (Vrije Universiteit Amsterdam, Tinbergen Institute, Tilburg Law and Economics Center)

Sarit Markovich (Kellogg School of Management, Northwestern University), Yaron Yehezkel (Coller School of Management, Tel Aviv University)

“For the public benefit”: who should control our data?

Presentation by Sarit Markovich (Kellogg School of Management, Northwestern University)

Discussion by Patrick Rey (Toulouse School of Economics)

Chair: Konstantinos Serfes (LeBow College of Business, Drexel University)

Laura Abrardi (Department of Management, Politecnico di Torino), Carlo Cambini (Department of Management, Politecnico di Torino), Raffaele Congiu (Department of Management, Politecnico di Torino), Flavio Pino (Department of Management, Politecnico di Torino)

User Data and Endogenous Entry in Online Markets

Presentation by Laura Abrardi (Department of Management, Politecnico di Torino)

Discussion by Adi Shany (Coller School of Management, Tel Aviv University)

Itai Ater (Tel Aviv University and CEPR), Adi Shany (Coller School of Management, Tel Aviv University)

Exercising Market Power Without Using Prices: Service Time in Online Grocery

Presentation by Adi Shany (Coller School of Management, Tel Aviv University)

Discussion by Laura Abrardi (Department of Management, Politecnico di Torino)

Alexander Maslov (Owen Graduate School of Management, Vanderbilt University)

Disclosure of Private Label Producers: Impact on Welfare and Implications for Competition Policy

Presentation by Alexander Maslov (Owen Graduate School of Management, Vanderbilt University)

Discussion by Konstantinos Serfes (School of Economics, LeBow College of Business, Drexel University,Philadelphia PA, USA)

Panagiotis Avramidis (Alba Graduate Business School, The American College of Greece), Konstantinos Serfes (School of Economics, LeBow College of Business, Drexel University, Philadelphia PA, USA), Pavlos Vlachos (Alba Graduate Business School, The American College of Greece), Nikolaos G. Panagopoulos (Department of Marketing, College of Business, Ohio University, Athens, Ohio, USA)

Customer Data Privacy, Competition and Firm Performance

Presentation by Konstantinos Serfes (School of Economics, LeBow College of Business, Drexel University,Philadelphia PA, USA)

Discussion by Alexander Maslov (Owen Graduate School of Management, Vanderbilt University)

Justin P. Johnson (Cornell University), Andrew Rhodes (Toulouse School of Economics and CEPR), Matthijs Wildenbeest (Indiana University and CEPR)

Platform Design When Sellers Use Pricing Algorithms

Presentation by Andrew Rhodes (Toulouse School of Economics and CEPR)

Discussion by Catarina Marvao (Technological University Dublin and Stockholm School of Economics, SITE)

Chair: Winand Emons (University of Bern)

Rune Stenbacka (Hanken School of Economics and Helsinki Graduate School of Economics), Geert Van Moer (Hanken School of Economics and Helsinki Graduate School of Economics)

Overlapping Ownership and Product Innovation

Presentation by Geert Van Moer (Hanken School of Economics and Helsinki Graduate School of Economics)

Discussion by Markos Tselekounis (Department of Economics; University of Pireaus)

Panagiotis Fotis (Hellenic Competition Commission; Commissioner; Athens; Greece), Markos Tselekounis (Department of Economics; University of Pireaus)

On the effectiveness of Settlement Procedure in the presence of partial ownerships

Presentation by Markos Tselekounis (Department of Economics; University of Pireaus)

Discussion by Geert Van Moer (Hanken School of Economics and Helsinki Graduate School of Economics)

Philip Hanspach (European University Institute, EUI)

Internet infrastructure and competition in digital markets

Presentation by Philip Hanspach (European University Institute, EUI)

Discussion by Winand Emons (University of Bern)

Farasat Bokhari (School of Economics and Centre for Competition Policy, University of East Anglia, UK), Weijie Yan (Economic and Social Research Institute, Ireland, Department of Economics, Trinity College Dublin, Ireland)

Product line extensions under the threat of entry: evidence from the UK pharmaceuticals market

Presentation by Farasat Bokhari (School of Economics and Centre for Competition Policy, University of East Anglia, UK)

Discussion by Maria Letizia Giorgetti (Dipartimento di Economia Management e Metodi Quantitativi Università di Milano)

Francesca Di Iorio (Dipartimento di Scienze Politiche Università di Napoli Federico), Maria Letizia Giorgetti (Dipartimento di Economia Management e Metodi Quantitativi Università di Milano)

Can the concentration and number of incumbent companies help in understanding submarket entry? An application in the US pharmaceutical industry

Presentation by Maria Letizia Giorgetti (Dipartimento di Economia Management e Metodi Quantitativi Università di Milano)

Discussion by Farasat Bokhari (School of Economics and Centre for Competition Policy, University of East Anglia, UK)

Chair: Marc Ivaldi (Toulouse School of Economics and NERA Economic Consulting)

Adriaan Dierx (Directorate-General for Competition, European Commission), Fabienne Ilzkovitz (Solvay Brussels School of Economics and Management, Université Libre de Bruxelles (ULB), Brussels), Beatrice Pataracchia (Joint Research Centre, European Commission), Filippo Pericoli (Joint Research Centre, European Commission)

Modelling the diffusion of the deterrent effects of competition policy

Presentation by Adriaan Dierx (Directorate-General for Competition, European Commission)

Discussion by Marc Ivaldi (Toulouse School of Economics and NERA Economic Consulting)

Anton-Giulio Manganelli (EADA Business School, Barcelona, Spain)

Pay-for-Delay Settlements and Patent Expansion Practices

Presentation by Anton-Giulio Manganelli (EADA Business School, Barcelona, Spain)

Discussion by Pierre Régibeau (Chief Economist, DGCOMP)

Ronen Avraham (Buchmann Faculty of Law, Tel Aviv University and University of Texas at Austin), David Gilo (Buchmann Faculty of Law, Tel Aviv University)

Insurance Collusion, Imperfect Competition and Regulation when Insurers Increase Risk

Presentation by David Gilo (Buchmann Faculty of Law, Tel Aviv University)

Discussion by Bruno Jullien (Toulouse School of Economics, Positive Competition)

Niels Frank (Lademann & Associates, University of Bayreuth), Jan-Michael Kreis (Lademann & Associates), Erion Shtjefanaku (Lademann & Associates), Steffen Sirries (Lademann & Associates)

Self-bidding in Generalised Second Price Auctions – The Case of the Compliance Mechanism in Google Shopping

Presentation by Niels Frank (Lademann & Associates, University of Bayreuth)

Discussion by Leslie Marx (Duke University)

Robin Mamrak (University of Munich LMU) (Foreign)

Innovation and the Antitrust Case Against Xerox

Presentation by Robin Mamrak (University of Munich LMU) (Foreign)

Discussion by Niels Frank (Lademann & Associates, University of Bayreuth)

Chair: Lapo Filistrucchi (Department of Economics and Management, University of Florence and CentER & TILEC, Tilburg University)

Marita Freimane (KU Leuven)

Substituting Away? The Effect of Platform Bargaining Regulation on Content Display

Presentation by Marita Freimane (KU Leuven)

Discussion by Jan Krämer (Chair of Internet and Telecommunications Business, University of Passau)

Emmanuel Petrakis (University of Crete), Diego Moreno (Universidad Carlos III de Madrid)

The General Equilibrium Effects of Market Power

Presentation by Emmanuel Petrakis (University of Crete)

Itai Ater (Coller School of Management, Tel Aviv University and CEPR), Avishay-Rizi (PhD student in Business Economics and Strategy group at the Coller School of Management, Tel Aviv University)

Price Saliency and Fairness: Evidence from Regulatory Shaming

Presentation by Itai Ater (Coller School of Management, Tel Aviv University and CEPR)

Discussion by Andrew Rhodes (Toulouse School of Economics and CEPR)

Pauline Affeldt (Deutsches Institut für Wirtschaftsforschung (DIW Berlin) & Technische Universität (TU) Berlin), Elena Argentesi (Department of Economics, University of Bologna), Lapo Filistrucchi (Department of Economics and Management, University of Florence and CentER & TILEC, Tilburg University)

Estimating Demand with Multi-Homing in Two-Sided Markets

Presentation by Lapo Filistrucchi (Department of Economics and Management, University of Florence and CentER & TILEC, Tilburg University)

Discussion by Rodrigo Londoño van Rutten (Center for Research in Economics -CEREC)

Mario Intini (University of Bari “Aldo Moro”), Mike Waterson (University of Warwick)

Strategic Behaviour by Wind Generators: An empirical investigation

Presentation by Mike Waterson (University of Warwick)

Discussion by Lapo Filistrucchi (Department of Economics and Management, University of Florence and CentER & TILEC, Tilburg University)

Chair: Georges Siotis (Universidad Carlos III de Madrid, Compass Lexecon, CERP)

Robert Clark (Queen’s University) , Decio Coviello (Department of Applied Economics, HEC Montreal), Adriano De Leverano (Postdoctoral Researcher in Economics of Public Procurement, ZEW Mannheim)

Complementary bidding and the collusive arrangement: Evidence from an antitrust investigation

Presentation by Adriano De Leverano (Postdoctoral Researcher in Economics of Public Procurement, ZEW Mannheim)

Discussion by Dominik Welter (University of Bayreuth, CEG)

Dominik Welter (University of Bayreuth, CEG)

The Ambiguous Effects of Upstream Cartels on Downstream Parties

Presentation by Dominik Welter (University of Bayreuth, CEG)

Discussion by Adriano De Leverano (Postdoctoral Researcher in Economics of Public Procurement, ZEW Mannheim)

Thanh Doan (Office of Communication), Franco Mariuzzo (School of Economics and Centre for Competition Policy, University of East Anglia)

Digital Platform Mergers and Innovation: Evidence From Cloud Computing Market

Presentation by Franco Mariuzzo (School of Economics and Centre for Competition Policy, University of East Anglia)

Discussion by Georges Siotis (Universidad Carlos III de Madrid, Compass Lexecon, CERP)

Federico Navarra (Ph.D. student, University of Padova, Italy)

Platform pricing strategies when consumers web/showroom

Presentation by Federico Navarra (Ph.D. student, University of Padova, Italy)

Discussion by Georgios Petropoulos (Massachusetts Institute of Technology)

Bertin Martens (Joint Research Centre, European Commission and Tilburg Law and Economics Centre, Tilburg University), Geoffrey Parker (Dartmouth College), Georgios Petropoulos (Massachusetts Institute of Technology), Marshall Van Alstyne (Questrom Professor of Information Economics, Information Systems Department, Boston University Questrom School of Business)

Towards Efficient Information Sharing in Network Markets

Presentation by Georgios Petropoulos (Massachusetts Institute of Technology)

Discussion by Federico Navarra (Ph.D. student, University of Padova, Italy)

Chair: David Gilo (Buchmann Faculty of Law, Tel Aviv University)

Richard Ruble (Emlyon business school), Dimitrios Zormpas (CY Cergy Paris Université, CY Advanced Studies and ESSEC Business School)

Investment timing and capacity choice with overlapping ownership

Presentation by Dimitrios Zormpas (CY Cergy Paris Université, CY Advanced Studies and ESSEC Business School)

Discussion by Radostina Shopova (Vienna Graduate School of Economics, University of Vienna)

Radostina Shopova (Vienna Graduate School of Economics, University of Vienna)

Private Labels in Marketplaces

Presentation by Radostina Shopova (Vienna Graduate School of Economics, University of Vienna)

Discussion by Dimitrios Zormpas (CY Cergy Paris Université, CY Advanced Studies and ESSEC Business School)

Sumit Majumdar (University of Texas at Dallas)

How to Exploit Market Power: Horizontal Ownership Concentration and Network Access Pricing

Presentation by Sumit Majumdar (University of Texas at Dallas)

Discussion by Keith Waehrer (Secretariat Economists)

Andres Hervas-Drane (Bayes Business School, City, University of London), Sandro Shelegia (Universitat Pompeu Fabra)

Retailer-led Marketplaces

Presentation by Sandro Shelegia (Universitat Pompeu Fabra)

Discussion by David Gilo (Buchmann Faculty of Law, Tel Aviv University)

Chair: Catarina Marvao (Technological University Dublin and Stockholm School of Economics, SITE)

Leonardo J. Basso (Universidad de Chile & Instituto Sistemas Complejos de Ingeniería -ISCI), Thomas W. Ross (Sauder School of Business, University of British Columbia, Vancouver, Canada), Vartan Shadarevian (Harvard Law School, Harvard University)

The Welfare Effects and Stability of Semicollusion

Presentation by Vartan Shadarevian (Harvard Law School, Harvard University)

Marcel Wieting (Dept. of Management, Strategy and Innovation (MSI), KU Leuven), Geza Sapi (Düsseldorf Institute for Competition Economics (DICE), Heinrich Heine University of Düsseldorf)

Algorithms in the Marketplace: An Empirical Analysis of Automated Pricing in E-Commerce

Presentation by Geza Sapi (Düsseldorf Institute for Competition Economics (DICE), Heinrich Heine University of Düsseldorf)

Discussion by Eliza Stenzhorn (University of Bremen, Faculty of Business Studies and Economics)

Fabrizio Ciotti (Universite Catholique de Louvain, Center for Operations Research and EconometricsCORE), Lars Hornuf (University of Bremen, Faculty of Business Studies and Economics), Eliza Stenzhorn (University of Bremen, Faculty of Business Studies and Economics)

Lock-In Effects in Online Labor Markets

Presentation by Eliza Stenzhorn (University of Bremen, Faculty of Business Studies and Economics)

Discussion by Geza Sapi (Düsseldorf Institute for Competition Economics (DICE), Heinrich Heine University of Düsseldorf)

Chair: Marshall Van Alstyne (Questrom Professor of Information Economics, Information Systems Department, Boston University Questrom School of Business)

Boris Knapp (Recepient of a DOC Fellowship of the Austrian Academy of Science at the Vienna Graduate School of Economics (VGSE), University of Vienna)

Fake Reviews and Naive Consumers

Presentation by Boris Knapp (Recepient of a DOC Fellowship of the Austrian Academy of Science at the Vienna Graduate School of Economics (VGSE), University of Vienna)

Discussion by Marshall Van Alstyne (Questrom Professor of Information Economics, Information Systems Department, Boston University Questrom School of Business)

Marshall Van Alstyne (Questrom Professor of Information Economics, Information Systems Department, Boston University Questrom School of Business)

Free Speech, Platforms, and the Fake News Problem

Presentation by Marshall Van Alstyne (Questrom Professor of Information Economics, Information Systems Department, Boston University Questrom School of Business)

Discussion by Boris Knapp (Recepient of a DOC Fellowship of the Austrian Academy of Science at the Vienna Graduate School of Economics (VGSE), University of Vienna)

Tobias Werner (Düsseldorf Institute for Competition Economics (DICE), University of Duesseldorf)

Algorithmic and Human Collusion

Presentation by Tobias Werner (Düsseldorf Institute for Competition Economics (DICE), University of Duesseldorf) Algorithmic and Human Collusion

Discussion by Leonard Treuren (KU Leuven)

Jeroen Hinloopen (CPB Netherlands Bureau for Economic Policy Analysis, University of Amsterdam, Tinbergen Institute), Stephen Martin (Purdue University), Leonard Treuren (KU Leuven)

Collusion spillovers

Presentation by Leonard Treuren (KU Leuven)

Discussion by Tobias Werner (Düsseldorf Institute for Competition Economics (DICE), University of Duesseldorf)

Chair: Wing Man Wynne Lam (Norwich Business School and Centre for Competition Policy, University of East Anglia)

Johannes Johnen (CORE/LIDAM, Université catholique de Louvain), Robert Somogyi (Budapest University of Technology and Economics; and Centre for Economic and Regional Studies, Hungary)

Deceptive Features on Platforms

Presentation by Johannes Johnen (CORE/LIDAM, Université catholique de Louvain)

Discussion by Ohad Atad (Coller School of Management, Tel Aviv University)

Luca Sandrini (Quantitative Social and Management Sciences Research Centre, Budapest University of Technology and Economics), Robert Somogyi (Budapest University of Technology and Economics; and Centre for Economic and Regional Studies, Hungary)

News Media Bargaining Codes

Presentation by Robert Somogyi (Budapest University of Technology and Economics; and Centre for Economic and Regional Studies, Hungary)

Discussion by Wing Man Wynne Lam (Norwich Business School and Centre for Competition Policy, University of East Anglia)

Wing Man Wynne Lam (Norwich Business School and Centre for Competition Policy, University of East Anglia), Xingyi Liu (Aston Business School, Centre for Business Prosperity, Aston University)

Product Experimentation and Platform Encroachment

Presentation by Wing Man Wynne Lam (Norwich Business School and Centre for Competition Policy, University of East Anglia), Xingyi Liu (Aston Business School, Centre for Business Prosperity, Aston University)

Discussion by Robert Somogyi (Budapest University of Technology and Economics; and Centre for Economic and Regional Studies, Hungary)

Chair: Frank Verboven (KU Leuven, Leuven, Belgium and CEPR, London, UK)

Martin Peitz (Department of Economics and MaCCI, University of Mannheimalso affiliated with CEPR, CESifo, and ZEW), Anton Sobolev (Department of Economics and MaCCI, University of Mannheim)

Inflated Recommendations

Presentation by Martin Peitz (Department of Economics and MaCCI, University of Mannheimalso affiliated with CEPR, CESifo, and ZEW)

Discussion by Simon Loertscher (University of Melbourne)

Ginger Zhe Jin (University of Maryland & NBER), Mario Leccese (University of Maryland) Liad Wagman (Illinois Institute of Technology)

Do Mega Firms’ Acquisitions Chill Startup Innovation? New Evidence from Technology Venture Investment

Presentation by Ginger Zhe Jin (University of Maryland & NBER)

Discussion by Frank Verboven (KU Leuven, Leuven, Belgium and CEPR, London, UK)

Sven Heim (i3, MINES ParisTech (CERNA), PSL Research University, Paris, and University Paris 2 (CRED), and Leibniz Centre for European Economic Research (ZEW)), Nadav Levy (Tiomkin School of Economics, Reichman University (IDC Herzliya)), Yossi Spiegel (Coller School of Management, Tel Aviv University, CEPR, and ZEW), Ilona Tsanko (ZEW Centre for European Economic Research, MaCCI Mannheim Centre for Competition and Innovation and University of Mannheim)

What do we know about partial ownership?

Presentation by Yossi Spiegel (Coller School of Management, Tel Aviv University, CEPR, and ZEW)

Discussion by Keith Waehrer (Secretariat Economists)

Amir Amel-Zadeh (University of Oxford), Fiona Kasperk (University of Oxford), Martin Schmalz (University of Oxford Saïd Business School, Nuffield College, CEPR, ECGI, CESIfo, and C-SEB)

Maverick, Universal, and Common Owners – The Largest Shareholders of Public US Firms

Presentation by Fiona Kasperk (University of Oxford)

Discussion by Ricardo Ribeiro (Universidade Católica Portuguesa, Católica Porto Business School and CEGE)

José Azar (School of Economics and Business, University of Navarra, IESE Business School, and CEPR), Ricardo Ribeiro (Universidade Católica Portuguesa, Católica Porto Business School and CEGE)

Estimating Oligopoly with Shareholder Voting Models

Presentation by Ricardo Ribeiro (Universidade Católica Portuguesa, Católica Porto Business School and CEGE)

Discussion by Fiona Kasperk (University of Oxford)

Frank Verboven (KU Leuven, Leuven, Belgium and CEPR, London, UK), Biliana Yontcheva (Düsseldorf Institute for Competition Economics and CEPR, London)

Private Monopoly and Restricted Entry – Evidence from the Notary Profession

Presentation by Frank Verboven (KU Leuven, Leuven, Belgium and CEPR, London, UK)

Discussion by Igal Hendel (Northwestern University)

Filippo Lancieri (Post-Doctoral Fellow at the ETH Zurich Center for Law and Economics and a Research Fellow at the UChicago Booth Stigler Center), Eric A. Posner (Kirkland & Ellis Distinguished Professor, University of Chicago Law School), Luigi Zingales (Robert C. McCormack Distinguished Service Professor of Entrepreneurship and Faculty Director of the UChicago Booth Stigler Center)

The Political Economy of the Decline in Antitrust Enforcement in the United States

Presentation by Luigi Zingales (Robert C. McCormack Distinguished Service Professor of Entrepreneurship and Faculty Director of the UChicago Booth Stigler Center)

Discussion by William Kovacic (Director, Competition Law Center, The George Washington University)

Michele Polo (Bocconi University, IGIER and IEFE), Patrick Rey (Toulouse School of Economics)

Unilateral Practices, Antitrust Enforcement and Commitments

Presentation by Michele Polo (Bocconi University, IGIER and IEFE)

Discussion by Nikos Vettas (Athens University of Economics and Business)