Chair: Massimo Motta (ICREA-Universitat Pompeu Fabra, Barcelona School of Economics)

Leonardo Madio (University of Padua), Fabio M. Manenti (University of Padua), Massimo Motta (ICREA-Universitat Pompeu Fabra, Barcelona School of Economics)

Platform Tying and its Effects

Presentation by Massimo Motta (ICREA-Universitat Pompeu Fabra, Barcelona School of Economics)

Discussion by Heski Bar- Isaac (University of Toronto)

Heski Bar- Isaac (University of Toronto), Sandro Shelegia (Universitat Pompeu Fabra, BSE, and CEPR)

Impressing the Algorithm: Sales-Based Ranking, Learning, and Off-Platform Pricing

Presentation by Heski Bar- Isaac (University of Toronto)

Discussion by Massimo Motta (ICREA-Universitat Pompeu Fabra, Barcelona School of Economics)

Marie-Laure Allain (CREST, CNRS, Ecole Polytechnique, Institut Polytechnique de Paris), Claire Chambolle (Université Paris-Saclay, INRAE, CREST), Patrick Rey (Toulouse School of Economics)

Conglomerate Mergers and the Dynamics of Innovation

Presentation by Marie-Laure Allain (CREST, CNRS, Ecole Polytechnique, Institut Polytechnique de Paris)

Discussion by Özlem Bedre-Defolie (European University Institute)

Chair: Willem Boshoff (Centre for Competition Law and Economics, Stellenbosch University)

Ping Lin (Shandong University), Pengyao Zhang (Shandong University)

Acquire-to-Save vs. Acquire-to-Kill: A Study of Competing Acquisitions of Start-ups

Presentation by Ping Lin (Shandong University)

Discussion by Willem Boshoff (Centre for Competition Law and Economics, Stellenbosch University)

Willem Boshoff (Centre for Competition Law and Economics, Stellenbosch University), Katherine Stainton (Researcher, Centre for Competition Law and Economics, Stellenbosch University)

Merger Control and Potential Competition: The MIH/WeBuyCars Case

Presentation by Willem Boshoff (Centre for Competition Law and Economics, Stellenbosch University)

Discussion by Ping Lin (Shandong University)

Hung Le (Aalto University School of Business Helsinki Graduate School of Economics), Otto Toivanen (Aalto University School of Business, Helsinki Graduate School of Economics and CEPR)

Competition or Collusion? Entry Decisions in the Swedish Pharmaceutical Market

Presentation by Hung Le (Aalto University School of Business Helsinki Graduate School of Economics)

Discussion by Geza Sapi (European Commission (DG Competition), Düsseldorf Institute for Competition Economics, Heinrich-Heine Universität)

Tomaso Duso (DIW Berlin, Technische Universität Berlin, CEPR, and CESifo), Joseph E. Harrington, Jr. (The Wharton School, University of Pennsylvania), Carl Kreuzberg (DIW Berlin), Geza Sapi (European Commission (DG Competition), Düsseldorf Institute for Competition Economics, Heinrich-Heine Universität)

Screening Trade Association Messaging for Collusion: A Text Analysis Tool for Competition Authorities

Presentation by Geza Sapi (European Commission (DG Competition), Düsseldorf Institute for Competition Economics, Heinrich-Heine Universität)

Discussion by Hung Le (Aalto University School of Business Helsinki Graduate School of Economics)

Chair: Yannis Katsoulacos (Athens University of Economics and Business)

Jing Su (CORE, Université catholique de Louvain; ECARES, Université libre de Bruxelles), Sirui Li (ECARES, Université libre de Bruxelles and Fonds de la Recherche Scientifique – FNRS)

Consumer Fairness Concerns and Price Discrimination of Two-Sided Platforms

Presentation by Jing Su (CORE, Université catholique de Louvain; ECARES, Université libre de Bruxelles)

Discussion by Jacob Seifert (University of Leicester)

David Ulph (University of St Andrews), Yannis Katsoulacos (Athens University of Economics and Business), Jacob Seifert (University of Leicester)

Introducing Distributional Considerations into the Assessment of Anti-Competitive Conduct – A Normative Approach

Presentation by Jacob Seifert (University of Leicester)

Discussion by Pierre Regibeau (Analysis Group, former Chief Economist DG COMP)

Emilie Feyler (MINES Paris – PSL University, GW Competition and Innovation Lab, NERA Economic Consulting), Dennis Rickert (MINES Paris – PSL University and Duesseldorf Institute for Competition Economics (DICE))

Unintended Consequences of Higher Minimum Wages. Empirical Evidence from Grocery Retailing in the U.S.

Presentation by Dennis Rickert (MINES Paris – PSL University and Duesseldorf Institute for Competition Economics (DICE))

Discussion by Saattvic (Econic Partners)

Francine Lafontaine (Ross School of Business, University of Michigan, and CEPR), Saattvic (Econic Partners), Margaret Slade (Vancouver School of Economics, The University of British Columbia)

No-Poaching Clauses in Franchise Contracts: The Effect on Wages

Presentation by Saattvic (Econic Partners)

Discussion by Dennis Rickert (MINES Paris – PSL University and Duesseldorf Institute for Competition Economics (DICE))

Chair: Özlem Bedre-Defolie (European University Institute)

Daniel P. O’Brien (Microfoundations), Greg Shaffer (Simon Business School, University of Rochester)

Exclusivity Auctions and Regulated Price Formation

Presentation by Daniel P. O’Brien (Microfoundations)

Discussion by Senay Sokullu (University of Bristol)

Özlem Bedre-Defolie (European University Institute), Senay Sokullu (University of Bristol)

Estimating the Implications of Hybrid Platform Business Model: The case of Amazon

Presentation by Senay Sokullu (University of Bristol)

Discussion by Daniel P. O’Brien (Microfoundations)

Fabio Antoniou (Athens University of Economics and Business), Raffaele Fiocco (University of Bergamo, Department of Economics), Salvatore Piccolo (University of Bergamo, Department of Economics, Econic Partners LLC)

Competition Through Storage

Presentation by Fabio Antoniou (Athens University of Economics and Business)

Discussion by David Gilo (Tel Aviv University)

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

Why Suppliers Might Prefer Linear and Secret Vertical Contracts?

Presentation by David Gilo (Tel Aviv University)

Discussion by Fabio Antoniou (Athens University of Economics and Business, Department of Economics)

Chair: Catherine Roux (University of Basel)

Jack Buckley (e61 Institute), David P. Byrne (University of Melbourne), Matt Elias (University of Chicago), Nicolas de Roos (University of Liverpool), Matthew S. Lewis (Clemson University), Aditya Maitra (e61 Institute), Xiaosong Wu (University of Melbourne)

Distributional Demand Elasticity in Retail Gasoline Markets

Presentation by David P. Byrne (University of Melbourne)

Discussion by Magnus Friis Reitan (The Norwegian Competition Authority)

Kurt R. Brekke (Norwegian School of Economics (NHH)), Magnus Friis Reitan (The Norwegian Competition Authority), Lars Sørgard (Norwegian School of Economics)

Halting a Competitor’s Mobile Network Roll-out: The Norwegian Telenor Abuse Case

Presentation by Magnus Friis Reitan (The Norwegian Competition Authority)

Discussion by David P. Byrne (University of Melbourne)

Panagiotis Fotis (Hellenic Competition Commission, University of Aegean), Michael Polemis (Hellenic Competition Commission, University of Piraeus, Hellenic Open University)

Persistent Collusion and the Limits of Antitrust Deterrence: Evidence from Cartel Recidivism

Presentation by Panagiotis Fotis (Hellenic Competition Commission, University of Aegean)

Discussion by Sichen Qian (University of Freiburg)

Germain Gaudin (University of Freiburg), Niklas Nagel (University of Freiburg), Sichen Qian (University of Freiburg)

Cartels in Complementary Goods Markets: Theory and Evidence

Presentation by Sichen Qian (University of Freiburg)

Discussion by Panagiotis Fotis (Hellenic Competition Commission, University of Aegean)

Chair: Michele Polo (Bocconi University, IGIER)

Yassine Lefouilli (Toulouse School of Economics), Pierre Regibeau (Analysis Group, former Chief Economist DG COMP), Katharine Rockett (University of Essex)

SEPs, Patent Pools and Buying Groups with Bilateral Hold-Up

Presentation by Katharine Rockett (University of Essex)

Discussion by Andreea Enache (Stockholm School of Economics, CEPR)

Camboni (University of Padova), Andreea Enache (Stockholm School of Economics, CEPR), J.-P. Florens (Toulouse School of Economics), P. Gagnepain (Paris School of Economics, Université Paris 1), D. Martimort (Toulouse School of Economics), P. Valbonesi (University of Padova)

Hierarchical Regulation and Local Capture in Pharmaceutical Public Procurement

Presentation by Andreea Enache (Stockholm School of Economics, CEPR)

Discussion by Maria Letizia Giorgetti (University of Milan)

Özlem Bedre Defolie (European University Institute), Bjørn Olav Johansen (University of Bergen), Leonardo Madio (University of Padua)

Curation with moral hazard: Why platforms host low quality

Presentation by Özlem Bedre Defolie (European University Institute)

Discussion by Michele Polo (Bocconi University, IGIER)

Pietro Azzali (Toulouse School of Economics), Vincenzo Denicolò (University of Bologna, CEPR), Michele Polo (Bocconi University, IGIER)

Dominant Ecosystems and Innovation Slowdown

Presentation by Michele Polo (Bocconi University, IGIER)

Discussion by Leonardo Madio (University of Padua)

Chair: Christos Genakos (University of Cambridge, Cambridge Judge Business School), CEP and CEPR)

Germain Gaudin (University of Freiburg), Christos Genakos (University of Cambridge, Cambridge Judge Business School), CEP and CEPR), Felix Grey (UK Department for Energy Security and Net Zero), Robert A. Ritz (University of Cambridge, Imperial Business School)

Generalized Linear Competition: From Pass-through to Policy

Presentation by Christos Genakos (University of Cambridge, Cambridge Judge Business School)

Discussion by Bertram Neurohr (Oxera)

Bertram Neurohr (Oxera), Emiel Awad (Oxera), Aaron Bell (Oxera)

Competition And Pass-Through of Market-Wide Cost Changes Under Convex Costs

Presentation by Bertram Neurohr (Oxera)

Discussion by Christos Genakos (University of Cambridge (Cambridge Judge Business School), CEP and CEPR))

Maurice Bun (Faculty of Economics and Business, University of Amsterdam), Leo Huberts (Amsterdam Business School, University of Amsterdam), Maarten Pieter Schinkel (Faculty of Economics and Business, University of Amsterdam)

Dating Cartel Transitions: A Robust Approach to Estimating Gradual Price Effects of Collusion

Presentation by Leo Huberts (Amsterdam Business School, University of Amsterdam)

Discussion by Nicolas de Roos (University of Liverpool)

Matthew Backus (UC Berkeley), Nicolas de Roos (University of Liverpool), Leslie M. Marx (Fuqua School of Business, Duke University)

Price Wars as Costly Signaling

Presentation by Nicolas de Roos (University of Liverpool)

Discussion by Leo Huberts (Amsterdam Business School, University of Amsterdam)

Chair: David P. Byrne (Department of Economics, University of Melbourne)

Melissa Newham (Department of Management, Technology, and Economics, ETH), David Jaggi (Department of Finance, University of Zurich, and Zurich University of Applied Sciences), Jan-Alexander Posth (Zurich University of Applied Sciences)

Greening the deal: Can Mergers Redirect Innovation?

Presentation by Melissa Newham (Department of Management, Technology, and Economics, ETH)

Discussion by Lapo Filistrucchi (Department of Economics, University of Florence)

Jihwan Do (Yonsei University, School of Economics), Jeanine Miklós -Thal (University of Rochester, Simon Business School)

Price Randomization and Favor Exchange in Imperfect Cartels

Presentation by Jihwan Do (Yonsei University, School of Economics

Discussion by Marie-Laure Allain (CREST, CNRS, Ecole Polytechnique, Institut Polytechnique de Paris)

Florian Ederer (Boston University Questrom School of Business, CEPR, ECGI, and NBER), Regina Seibel (Toronto Rotman School of Management), Timothy Simcoe (Boston University Questrom School of Business and NBER)

Digital (Killer?) Acquisitions

Presentation by Regina Seibel (Toronto Rotman School of Management)

Discussion by Charon Jiawei Yang (Department of Economics, University of Melbourne)

David P. Byrne (Department of Economics, University of Melbourne), Nicolas de Roos (School of Management, University of Liverpool), Matthew S. Lewis (John E. Walker Department of Economics, Clemson University), Xiaosong Wu (Department of Economics, University of Melbourne), Charon Jiawei Yang (Department of Economics, University of Melbourne)

Apps Matter: Search Dynamics and Platform Design

Presentation by Charon Jiawei Yang (Department of Economics, University of Melbourne)

Discussion by Regina Seibel (Toronto Rotman School of Management)

Chair: Farasat A.S. Bokhari (Loughborough Business School, Centre for Competition Policy, University of East Anglia)

Gastón Llanes (Catholic University of Chile), Leonardo Madio (University of Padua)

App Store Competition

Presentation by Leonardo Madio (University of Padua)

Discussion by Jing Su (CORE, Université catholique de Louvain; ECARES, Université libre de Bruxelles)

Martino De Stefano (Charles River Associates), Serge Moresi (Charles River Associates), Ignacio J. Núñez (Charles River Associates)

Market Allocation in Differentiated Bertrand Competition

Presentation by Ignacio J. Núñez (Charles River Associates)

Discussion by Theodor Friederiszick (University of Zurich)

Theodor Friederiszick (University of Zurich), Axel Malmcrona (University of Gothenburg), Nelson Sunuwar (University of Zurich)

Labor Market Competition and Job Loss

Presentation by Theodor Friederiszick (University of Zurich)

Discussion by Ignacio J. Núñez (Charles River Associates)

Farasat A.S. Bokhari (Loughborough Business School, Centre for Competition Policy, University of East Anglia), Sean Ennis (Norwich Business School, Centre for Competition Policy, University of East Anglia), Carlos Vega (Economics Office, Philippine Competition Commission, E.CA Economics, UK), Weijie Yan (E.CA Economics, University of East Anglia)

Merger efficiency and coordinated effects: nothing to sneeze at? Evidence from cough and cold medicines in the Philippines

Presentation by Farasat A.S. Bokhari (Loughborough Business School, Centre for Competition Policy, University of East Anglia)

Discussion by Melissa Newham (Department of Management, Technology, and Economics, ETH)

Chair: Tomaso Duso (DIW Berlin, Technische Universität Berlin, CEPR, and CESifo)

Özlem Bedre-Defolie (European University Institute, ESMT Berlin and CEPR), Gary Biglaiser (University of North Carolina), Panagiotis Kyriazis (European University Institute)

Raising Rival’s Quality Cost: Exclusive Input Ownership and Competition

Presentation by Panagiotis Kyriazis (European University Institute)

Discussion by Jacques Crémer (Toulouse School of Economics)

Gary Biglaiser (University of North Carolina), Jacques Crémer (Toulouse School of Economics)

Endogenous Switching costs

Presentation by Jacques Crémer (Toulouse School of Economics)

Discussion by Panagiotis Kyriazis (European University Institute)

Chiara Criscuolo (International Finance Corporation (IFC) — World Bank Group), Tomaso Duso (DIW Berlin, German Monopolies Commission), Leonard le Roux (International Finance Corporation (IFC) — World Bank Group), Antonis Tsiflis (World Bank)

Competition Enforcement Effects across the Value Chain

Presentation by Tomaso Duso (DIW Berlin, German Monopolies Commission)

Discussion by Giacomo Calzolari (European University Institute, CEPR)

Giacomo Calzolari (European University Institute, CEPR), Vincenzo Denicolò (University of Bologna and CEPR)

Non-Cooperative Parallel Exclusion

Presentation by Giacomo Calzolari (European University Institute, CEPR)

Discussion by Chiara Fumagalli (Bocconi University)

Chair: Yossi Spiegel (Coller School of Management, Tel Aviv University, CEPR, and ZEW)

Matias Pietola (Helsinki Graduate School of Economics, European Commission, Chief Economist Team), Emanuele Tarantino (Luiss Department of Economics and Finance, European Commission, Chief Competition Economist), Hans Zenger (European Commission, Chief Economist Team, DG Competition)

Mergers, Innovation Efficiencies, and the Investment Channel

Presentation by Matias Pietola (Helsinki Graduate School of Economics, European Commission, Chief Economist Team)

Discussion by Bruno Jullien (Toulouse School of Economics)

Anna D’Annunzio (University of Rome – Tor Vergata, Department of Economics and Finance), Bruno Jullien (Toulouse School of Economics), Yassine Lefouili (Toulouse School of Economics), Leonardo Madio (University of Padua)

Mergers and R&D Spillovers

Presentation by Bruno Jullien (Toulouse School of Economics)

Discussion by Matias Pietola (Helsinki Graduate School of Economics, European Commission, Chief Economist Team)

José Azar (University of Navarra, IESE & CEPR), Xavier Vives (IESE Business School & CEPR)

Revisiting the Anticompetitive Effects of Common Ownership

Presentation by Xavier Vives (IESE Business School & CEPR)

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

Nadav Levy (Tiomkin School of Economics, Reichman University (IDC Herzliya)), Yossi Spiegel (Coller School of Management, Tel Aviv University, CEPR, and ZEW)

What do we know about Partial Ownership?

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

Discussion by Xavier Vives (IESE Business School & CEPR)

Chair: Sandra Marco Colino (Faculty of Law, The Chinese University of Hong Kong)

Jan Eeckhout (UPF Barcelona), Laura Veldkamp (Columbia)

Data and Markups: A Macro-Finance Perspective

Presentation by Jan Eeckhout (UPF Barcelona)

Discussion by Yonggeun Jung (Department of Economics, University of Florida)

Yonggeun Jung (Department of Economics, University of Florida)

Cross-category Portfolio and Bargaining Power: Evidence from the US Men’s Razor Market

Presentation by Yonggeun Jung (Department of Economics, University of Florida)

Discussion by Jan Eeckhout (UPF Barcelona)

Jet Deng (Senior partner, Dacheng Beijing)

Emerging Competition Issues and Antitrust Regulation of Embodied AI: China’s Perspective

Presentation by Jet Deng (Senior partner, Dacheng Beijing)

Discussion by Sandra Marco Colino (Faculty of Law, The Chinese University of Hong Kong)

Peter Bönisch (Compass Lexecon, Berlin), Georg Clemens (Compass Lexecon, Düsseldorf), Kaan Gürer (Linklaters, Düsseldorf)

The Five Elements of Negligence in Cartel Damages Law: Assessing the Rebuttable Presumption on Harm in Hungary and Latvia

Presentation by Kaan Gürer (Linklaters, Düsseldorf)

Discussion by Tom Ross (Sauder School of Business, University of British Columbia)

Chair: Ping Lin (School of Economics, Shandong University)

Zombor Berezvai (Corvinus University of Budapest), Magdalena Knapp (University of Warsaw)

Welfare And Profit Implications of Resale-Below-Cost Regulations in Food Supply Chains

Presentation by Magdalena Knapp (University of Warsaw)

Discussion by Ping Lin (School of Economics, Shandong University)

Ping Lin (School of Economics, Shandong University), Zhaoning Luo (School of Economics, Shandong University)

Open vs. Closed-Source Strategies of AI Firms in Vertical Structures

Presentation by Ping Lin (School of Economics, Shandong University)

Discussion by Zombor Berezvai (Corvinus University of Budapest)

Seppe Maes (Department of Applied Economics, Vrije Universiteit Brussel), Caroline Buts (Department of Applied Economics, Vrije Universiteit Brussel), Marc Jegers (Department of Applied Economics, Vrije Universiteit Brussel)

Distortive Effects of Different State aid Instruments: Evidence from COVID-19 Support Measures

Presentation by Seppe Maes (Department of Applied Economics, Vrije Universiteit Brussel)

Discussion by Màxim Sandiumenge-i-Boy (Toulouse School of Economics)

Màxim Sandiumenge-i-Boy (Toulouse School of Economics)

Consumer Dynamics and Vertical Relations: Coordination and Foreclosure in a U.S. Consumer Goods Industry

Presentation by Màxim Sandiumenge-i-Boy (Toulouse School of Economics)

Discussion by Caroline Buts (Department of Applied Economics, Vrije Universiteit Brussel)

Chair: Flavia Roldán (Universidad ORT Uruguay)

José L. Moraga-González (Vrije Universiteit Amsterdam, Tinbergen Institute, CEPR, Public-Private Sector Research Center (IESE, Barcelona)), Evgenia Motchenkova (Vrije Universiteit Amsterdam, Tinbergen Institute, Tilburg Law and Economics Center (TILEC)), Long Hoàng (Vrije Universiteit Amsterdam, Eastern International University, Vietnam)

Pricing and Investment by a Two-sided Monopoly Platform

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

Discussion by Franco Mariuzzo (University of East Anglia)

Edgardo M. Jopson (Philippine Competition Commission), Fabio M. Manenti (University of Padua), Franco Mariuzzo (University of East Anglia), Shereena S. Salas (Bangko Sentral ng Pilipinas), Junjun Zhang (University of East Anglia)

Correlates of Multihoming in Multisided Online Food Delivery Platforms

Presentation by Franco Mariuzzo (University of East Anglia)

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

Stephany Torres (Primerio), Michael-James Currie (Primerio), Tyla Coertzen (Primerio)

Market Definition in Pharmaceutical Markets: Rethinking Substitutability in the Presence of Patent Strategies and Evergreening With Evidence from GLP-1 markets

Presentation by Stephany Torres (Primerio)

Discussion by Flavia Roldán (Universidad ORT Uruguay)

Fernando Borraz (Departamento de Economía, Facultad de Ciencias Sociales, Universidad de la República), Flavia Roldán (Universidad ORT Uruguay)

Retail Consolidation: Prices, Variety, and Vertical Positioning

Presentation by Flavia Roldán (Universidad ORT Uruguay)

Discussion by Stephany Torres (Primerio)

Chair: Serge Moresi (Charles River Associates)

Lapo Filistrucchi (Department of Economics, University of Florence), Tobias J. Klein (Tilburg University)

An Empirical Framework for Platform Markets

Presentation by Tobias J. Klein (Tilburg University)

Discussion by Zhonglin Li (National University of Singapore) Zhonglin Li (National University of Singapore), Hsin-Tien Tsai (National University of Singapore)

Vertical Control and Retail Competition: Evidence from Consumer Battery Industry

Presentation by Zhonglin Li (National University of Singapore)

Discussion by Tobias J. Klein (Tilburg University)

Germain Gaudin (Institute of Economics, University of Freiburg), Armin Schmutzler (Department of Economics, University of Zurich, and CEPR)

Policies against Mergers and Abuse of Dominance: What are the Effects on Innovation and Entry?

Presentation by Armin Schmutzler (Department of Economics, University of Zurich, and CEPR)

Discussion by Serge Moresi (Charles River Associates)

Martino De Stefano (Charles River Associates), Serge Moresi (Charles River Associates)

Market Allocation in Procurement Auctions

Presentation by Serge Moresi (Charles River Associates)

Discussion by Armin Schmutzler (Department of Economics, University of Zurich, and CEPR)

Chair: Claire Chambolle (Universite Paris-Saclay, INRAE, AgroParisTech, Paris-Saclay Applied Economics)

Paul Friederiszick (Fordham School of Law)

The Conglomerate Power Puzzle

Presentation by Paul Friederiszick (Fordham School of Law)

Discussion by Winand Emons (University of Bern)

Frederic Jenny (ESSEC Business School, Fernand Braudel Fellow European University Institute)

Will, Skill, and Bill: Re-engineering EU Merger Control for Dynamic Markets?

Presentation by Frederic Jenny (ESSEC Business School, Fernand Braudel Fellow European University Institute)

Discussion by Paul Friederiszick (Fordham School of Law)

Rhys J. Williams (University of Cambridge)

Never Knowingly Undersold – Do Price Match Guarantees Result in Lower Prices?

Presentation by Rhys J. Williams (University of Cambridge)

Discussion by Claire Chambolle (Universite Paris-Saclay, INRAE, AgroParisTech, Paris-Saclay Applied Economics)

Remi Avignon (SMART, INRAE, Rennes), Claire Chambolle (Universite Paris-Saclay, INRAE, AgroParisTech, Paris-Saclay Applied Economics)

Centralized or Decentralized Retail Pricing Strategy

Presentation by Claire Chambolle (Universite Paris-Saclay, INRAE, AgroParisTech, Paris-Saclay Applied Economics)

Discussion by Rhys J. Williams (University of Cambridge)

Chair: Yannis Katsoulacos (Emeritus Professor of Economics Athens University of Economics and Business)

Zhixue Gao (Jiangshi University of Finance and Economics (JUFE)), Yannis Katsoulacos (Emeritus Professor of Economics Athens University of Economics and Business), Zili Wang (Jiangshi University of Finance and Economics (JUFE)), Lingbing Feng (Jiangshi University of Finance and Economics (JUFE))

The Effect of Antitrust Evidentiary Standards on Firms’ Valuation, Legal Uncertainty and Deterrence

Presentation by Zhixue Gao (Jiangshi University of Finance and Economics (JUFE))

Discussion by Eduardo P. Ribeiro (Instituto de Economia – UFRJ)

Ana Coelho (Instituto de Economia – UFRJ), Eduardo P. Ribeiro (Instituto de Economia – UFRJ), Susan Schommer (Instituto de Economia – UFRJ)

Airline Alliances, Antitrust Remedies, And Airfares: Evidence from Brazil

Presentation by Eduardo P. Ribeiro (Instituto de Economia – UFRJ), Susan Schommer (Instituto de Economia – UFRJ)

Discussion by Frank Verboven (KU Leuven)

Enxhi Leka (Institut Mines-Télécom Business School)

Exploring Digital Sovereignty Through Data Flows: Empirical Evidence from the Backbone of the Internet

Presentation by Enxhi Leka (Institut Mines-Télécom Business School)

Discussion by Lukasz Grzybowski (University of Warsaw, University of Cape Town)

Roxana Fernández (European Commission – Joint Research Centre), Lukasz Grzybowski (University of Warsaw, University of Cape Town), Christine Zulehner (University of Vienna)

How Bundling Impacts Firms’ Entry Decisions: Evidence from Broadband Internet

Presentation by Lukasz Grzybowski (University of Warsaw, University of Cape Town)

Discussion by Enxhi Leka (Institut Mines-Télécom Business School)

Chair: Samuli Leppälä (Finnish Competition and Consumer Authority (FCCA))

Samuli Leppälä (Finnish Competition and Consumer Authority (FCCA)), Antti Saastamoinen (Finnish Competition and Consumer Authority (FCCA))

Competitive Proximity and Opening Hours in Finland’s Pharmacy Market

Presentation by Samuli Leppälä (Finnish Competition and Consumer Authority (FCCA))

Discussion by Kevin Ducbao Tran (University of Bristol)

Maximilian Schaefer (Institut Mines-Télécom), Kevin Ducbao Tran (University of Bristol)

Airbnb, Hotels, and Localized Competition

Presentation by Kevin Ducbao Tran (University of Bristol)

Discussion by Samuli Leppälä (Finnish Competition and Consumer Authority (FCCA))

Martin Delville (Telecom Paris, Institut Polytechnique de Paris)

Floor Shipping Fee and Resale Price Maintenance : Analysis of the French book market

Presentation by Martin Delville (Telecom Paris, Institut Polytechnique de Paris)

Discussion by Filip Premik (Monash University)

Filip Premik (Monash University)

Identifying Buyer’s Conduct in Procurement Auctions

Presentation by Filip Premik (Monash University)

Discussion by Martin Delville (Telecom Paris, Institut Polytechnique de Paris)

Chair: Andrea Günster (University of Applied Sciences Zürich (ZHAW), Institute of Business Information Technology)

Nicole Bellert (University of Applied Sciences Zürich (ZHAW), Institute for Wealth & Asset Management, University of Zurich (UZH), Institute for Informatics), Andrea Günster (University of Applied Sciences Zürich (ZHAW), Institute of Business Information Technology)

Simulating Collusion and Enforcement

Presentation by Andrea Günster (University of Applied Sciences Zürich (ZHAW), Institute of Business Information Technology)

Discussion by Catarina Marvão (University College Dublin (Smurfit), Stockholm School of Economics (SITE))

Cécile Aubert (Univ. Bordeaux, CNRS, INRAE, BxSE, UMR), Catarina Marvão (University College Dublin (Smurfit), Stockholm School of Economics), Luís Santos-Pinto (University of Lausanne), Giancarlo Spagnolo (Tor Vergata, CEPR)

Managerial Overconfidence and Collusion

Presentation by Catarina Marvão (University College Dublin (Smurfit), Stockholm School of Economics)

Discussion by Andrea Günster (University of Applied Sciences Zürich (ZHAW), Institute of Business Information Technology)

Hanna Halaburda (Stern School of Management, New York University), Sarit Markovich (Kellogg School of Management, Northwestern University), Yaron Yehezkel (Coller School of Management, Tel Aviv University)

When does Quality beat Data? Gaining Momentum in Dynamic Platform Competition

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

Discussion by Si Hao Li (Telecom Paris – CREST)

Lukasz Grzybowski (University of Warsaw, University of Cape Town), Marc Bourreau (Telecom Paris – CREST), Si Hao Li (Telecom Paris – CREST)

The Impact of Mobile Money and Interoperability Regulation on Competition Between Mobile Operators

Presentation by Si Hao Li (Telecom Paris – CREST)

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

Chair: Volker Nocke (University of Mannheim and CEPR

Eduardo M. Azevedo (The Wharton School, University of Pennsylvania), Joseph E. Harrington, Jr. (The Wharton School, University of Pennsylvania), Ioan O. Rusu (School of Economics, Drexel University)

Collusive Content in Corporate Communications

Presentation by Joseph E. Harrington, Jr. (The Wharton School, University of Pennsylvania)

Discussion by Ginger Zhe Jin (University of Maryland)

Ginger Zhe Jin (University of Maryland), D. Daniel Sokol (USC Gould School of Law and USC Marshall School of Business, University of Southern California), Liad Wagman (Lally School of Management, Rensselaer Polytechnic Institute)

Adaptive Enforcement with AI-Augmented Monitoring

Presentation by Ginger Zhe Jin (University of Maryland)

Discussion by Joseph E. Harrington, Jr. (The Wharton School, University of Pennsylvania)

Volker Nocke (University of Mannheim and CEPR), Martin Peitz (University of Mannheim and CEPR), Nicolas Schutz (University of Mannheim and CEPR)

Merger Control in a Changing World

Presentation by Volker Nocke (University of Mannheim and CEPR)

Discussion by Yongmin Chen (University of Colorado Boulder)

Yongmin Chen (University of Colorado Boulder)

Open or Closed? Source-Sharing Strategies in AI Competition

Presentation by Yongmin Chen (University of Colorado Boulder)

Discussion by Volker Nocke (University of Mannheim and CEPR)