The CEPR Virtual IO Seminar

• 27 September 2023: David Ronayne (ESMT Berlin) Title: "A Theory of Stable Price Dispersion" Discussant: Roman Inderst (Goethe and CEPR)
• 11 October 2023: Presenter TBC Title: TBC Discussant: TBC
• 25 October 2023: Isis Durrmeyer (TSE and CEPR) Title: TBC, Discussant: Juan Camilo Castillo (UPenn)
• 8 November 2023: Presenter TBC Title: TBC Discussant: TBC
• 22 November 2023: Anna Vitali (Darmouth), Discussant: Matthijs Wildenbeest (UArizona and CEPR)
• 6 December 2023: Michael Dickstein (NYU Stern), Discussant: TBC

• 8 March 2023:  Myrto Kalouptsidi (Harvard University) Title: Understanding Port Performance and the Role of Infrastructure Discussant: Claudia Steinwender (Ludwig-Maximilians University and CEPR)
• 22 March 2023: Aniko Oery (Yale University) Title: Dynamic Price Competition: Theory and Evidence from Airline Markets Discussant: Francesc Dilme (Bonn University)
• 5 April 2023: Johannes Boehm (Science Po and CEPR) Title: Firm Adaptation in Production Networks: Evidence from Extreme Weather Events in Pakistan Discussant: David Nagy (CREI and CEPR)
• 19 April 2023: Charles Hodgson (Yale University) Title: You Can Lead a Horse to Water: Spatial Learning and Path Dependence in Consumer Search Discussant: Elisabeth Honka (UCLA)
• 3 May 2023: Heiner Schummacher (Leopold-Franzens University Innsbruck) Title: Search Costs and Context Effects   Discussant: Simon Martin (University of Düsseldorf)
• 10 May 2023: Özlem Bedre-Defolie (ESMT Berlin) Title: Competition for exclusivity of a superior input and quality implications Discussant: Markus Reisinger (Frankfurt School of Finance & Management and CEPR)

• October 12: Alex De Corniere Title: “Anticompetitive Bundling when Buyers Compete”; Discussant: Laurent Linnemer (CREST)

• October 26: Kate Smith (LSE) Title: "Capital Taxation and Entrepreneurship" Discussant: Emanuele Tarantino (LUISS)

• November 9: Tristan Gagnon-Bartsch (Florida State University) Title: "Quality is in the eye of the beholder: Taste projection in markets with observational learning" Discussant: Yair Antler (Coller School of Management, Tel Aviv University and CEPR)

• November 23: Frank Verboven (KU Leuven and CEPR) Title: "Evaluating the Impact of Price Caps - Evidence from the European Roam-Like-at-Home Regulation" Discussant: Christos Genakos (University of Cambridge and CEPR)

• December 7: Ellen Muir  (Harvard University) Title: Wage dispersion, involuntary unemployment and minimum wages under monopsony and oligopsony Discussant: V. Bhaskar (University of Texas at Austin)

• March 23 2022: Dana Foarta (Stanford GSB) "Market Competition and Political Influence: An Integrated Approach" (joint with Steven Callander and Takuo Sugaya)
  Discussant: Luigi Zingales (The University of Chicago Booth School of Business and CEPR)
• April 4 2022: Ying Fan (Michigan)"Spillover Effects in Complementary Markets: A Study of the Indian Cellphone and Wireless Service Markets" (with Chirantan Chatterjee and Debi P. Mohapatra)
  Discussant Paul Scott (NYU)
• April 20, 2022: Alessandro Bonatti (MIT Sloan) "Data, Competition and Digital Platforms" (with Dirk Bergemann)
  Discussant Andrei Hagiu (Boston University)
• May 4, 2022: Giulia Brancaccio (NYU Stern) "Search frictions and product design in the municipal bond market" (with Karam Kang)
  Discussant Robert Clark (Queen's University)
• May 18, 2022: Nicolas Schutz (Mannheim) "Dual Pricing in a Model of Sales" (with Anton Sobolev)
  Discussant Maarten Janssen (University of Vienna)
• June 1, 2022: Andrew Sweeting (Maryland) Should We Expect Merger Synergies To Be Passed Through to Consumers? (with Mario Leccese and Xuezhen Tao)
  Discussant Philipp Schmidt-Dengler (University of Vienna)

• September 22, 2021 Ekaterina Khmelnitskaya (Sauder School of Business, University of British Columbia), "Competition and Attrition in Drug Development"
  Discussant: Luca Maini (UNC)
  Moderator: Pierre Dubois (TSE)
• October 6 2021 Chiara Fumagalli (Bocconi University), "Shelving or developing? The acquisition of potential competitors under financial constraints."
  Discussant Florian Ederer (Yale)
  Moderator Leslie Marx (Duke)
• October 20, 2021 Nano Barahona (UC Berkeley), "Equilibrium Effects of Food Labeling Policies" (joint with Cristobal Otero, Sebastian Otero, Joshua Kim)
  Discussant Sofia Villas-Boas (UC Berkeley)
  Moderator Marit Hinnosaar (Nottingham)
• November 3, 2021 Jidong Zhou (Yale SOM),  "Personalized Pricing and Privacy Choice"
  Discussant David Ronayne (ESMT)
  Moderator Andrew Rhodes (TSE)
• November 17, 2021: Tobias Salz (MIT), Paper "Auto Dealer Loan Intermediation: Consumer Behavior and Competitive Effects" (joint with Andreas Grunewald, Jonathan Lanning, and David Low)
  Discussant Paul Heidhues (Düsseldorf)
  Moderator Alon Eizenberg (Hebrew U.)
• December 1, 2021 Philippe Choné (ENSAE-CREST), "Double marginalization and vertical integration" (Joint with Laurent Linnemer and Thibaud Vergé)
  Discussant Giacomo Calzolari (EUI)
  Moderator Volker Nocke (University of Mannheim)

• February 24, 2021: Daniel Ershov (Toulouse) - "Algorithmic Pricing and Competition: Empirical Evidence from the German Retail Gasoline Market" (joint with Stephanie Assad, Robert Clark and Lei Xu).
  Discussant: David Byrne (Melbourne).
  Moderator: Alon Eizenberg (Hebrew-U).
  A video recording is available on Youtube
• March 3, 2021: Vincenzo Denicolò (Università di Bologna) - "Exploiting rivals' strengths" (joint with Giacomo Calzolari).
  Discussant: Juan-Pablo Montero (PUC - Chile).
  Moderator: Volker Nocke (University of Mannheim).
  A video recording is available on Youtube
• March 10, 2021:  Tomaso Duso (DIW) - "Airbnb and Rents: Evidence from Berlin" (joint with Claus Michelsen, Maximilian Schaefer, and Kevin Ducbao Tran).
  Discussant: Milena Almagro (Minneapolis Fed/Chicago Booth).
  Moderator: Michelle Sovinsky (University of Mannheim).
  A video recording is available on Youtube
• March 17, 2021: Michael Whinston (MIT) - "Concentration Screens for Horizontal Mergers" (joint with Volker Nocke).
  Discussant: Carl Shapiro (Berkeley).
  Moderator: Chiara Fumagalli (Università Bocconi).
• March 24, 2021: Boyoung Seo (Indiana) - "How Do National Firms Respond to Local Shocks?: Evidence from Excise Taxes" (joint with R. Andrew Butters and Daniel W. Sacks).
  Discussant: Andrea Pozzi (EIEF).
  Moderator: Marit Hinnosaar (University of Nottingham, Collegio Carlo Alberto).
  A video recording is available on Youtube
• March 31, 2021: Sandro Shelegia (UPF) - "Retailer-led Marketplaces" (joint with Andres Hervas-Drane).
  Discussant: Patrick Rey (TSE).
  Moderator: Chiara Fumagalli (Università Bocconi).
• April 7, 2021:   Sebastian Fleitas (KU Leuven) - "Selection, Subsidies, and Welfare in Health Insurance: Employer Sponsored Health Insurance Versus the ACA Marketplaces" (joint with Caitlyn Fleming, Gautam Gowrisankaran, and Anthony Lo Sasso)
  Discussant: Carol Propper (Imperial College London).
  Moderator: Michelle Sovinsky (University of Mannheim).
• April 14, 2021: Yingni Guo (Northwestern) - "Robust Monopoly Regulation" (joint with Eran Shmaya).
  Discussant: Mark Armstrong (University of Oxford).
  Moderator: Leslie Marx (Duke University).
• April 21, 2021: Pasquale Schiraldi (LSE) - "Identification of Dynamic Discrete-Continuous Choice Models, with an Application to Consumption-Savings-Retirement" (joint with Matthew Levy).
  Discussant: Jaap Abbring (Tilburg University).
  Moderator: Marit Hinnosaar (University of Nottingham, Collegio Carlo Alberto).
• April 28, 2021: Alex Smolin (TSE) - "Disclosure and Pricing of Attributes."
  Discussant: Heski Bar-Isaac (Rotman School of Management).
  Moderator: Emilio Calvano (Università di Bologna).
• May 5, 2021: Cailin Slattery (Columbia) - "Bidding for Firms: Subsidy Competition in the U.S."
  Discussant: Elena Krasnokutskaya (JHU).
  Moderator: Alon Eizenberg (Hebrew-U).
• May 12, 2021: Jeanine Miklos-Thal (Rochester) - “Opportunism in Vertical Contracting: A Dynamic Perspective” (joint with Jihwan Do).
  Discussant: Lucy White (Boston University).
  Moderator: Volker Nocke (University of Mannheim).
• May 19, 2021: Maria Ana Vitorino (INSEAD) - "Hospital Competition and Quality: Evidence from the Entry of High-Speed Train in South Korea” (joint with Hyesung Yoo and Song Yao).
  Discussant: Stephan Seiler (Imperial).
  Moderator: Alessandro Gavazza (LSE).
• May 26, 2021: Nageeb Ali (Penn State) - "Voluntary Disclosure and Personalized Pricing" (joint with Greg Lewis and Shoshana Vasserman).
  Discussant: Martin Peitz (University of Mannheim).
  Moderator: Chiara Fumagalli (Università Bocconi).

• September 16, 2020 Laura Grigolon (Mannheim) - "Stigma as a Barrier to Adoption of Innovation" (joint with Laura Lasio)
  Discussant: Margaret Kyle (Mines ParisTech).
  Moderator: Daniel Ershov (TSE)
• September 23, 2020 Renato Gomes (TSE) - "Nonlinear Pricing in Oligopoly: How Brand Preferences Shape Market Outcomes"(joint with Jean-Marie Lozachmeur and Lucas Maestri).
  Discussant: Nicolas Schutz (Mannheim).
  Moderator: Özlem Bedre-Defolie (ESMT Berlin)
• September 30, 2020    Ruben Durante (Pompeu Fabra) - "Online Competition, Newspaper Quality, and Political Accountability: Evidence from the Introduction of Craigslist" (joint with Milena Djourelova and Greg Martin).
  Discussant: Ying Fan (Michigan).
  Moderator: Alessandro Iaria (Bristol)
• October 7, 2020 Natalia Fabra (Carlos III) "Market Power and Price Discrimination: Learning from Changes in Renewables Regulation" (joint with Imelda)
  Discussant: Estelle Cantillon (ULB).
  Moderator: Emilio Calvano (Università di Bologna).
• October 14, 2020 Christoph Walsh (Tilburg) "Enforcement and Bargaining over Illicit Drug Wholesale Prices: Structural Evidence from a Transnational Asian Gang" (joint with Kaiwen Leong, Huailu Li, and Marc Rysman)
  Discussant: Matthew Weinberg (Ohio State).
  Moderator: Daniel Ershov (TSE).
• October 21, 2020 Mark Armstrong (Oxford) "Patterns of Competitive Interaction" (joint with John Vickers).
  Discussant: Dirk Bergemann (Yale).
  Moderator: Andrew Rhodes (TSE). Slides here.
  A video recording is available on Youtube
• October 28, 2020 Nicola Pavanini (Tilburg) "The Impact of Alternative Forms of Bank Consolidation on Credit Supply and Financial Stability" (joint with Sergio Mayordomo and Emanuele Tarantino).
  Discussant: Daniel Paravisini (LSE).
  Moderator: Michelle Sovinsky (Mannheim)
  A video recording is available on Youtube
• November 4, 2020 Nikhil Vellodi (Paris School of Economics), "Ratings Design and Barriers to Entry."
  Discussant: Renato Gomes (Toulouse School of Economics).
  Moderator: Aniko Öry (Yale School of Management).
• November 11, 2020     Mar Reguant (Northwestern), "The Distributional Impacts of Real-Time pricing" (with Michael Cahana, Natalia Fabra, and Jingyuan Wang).
  Discussant: Mike Waterson (Warwick).
  Moderator: Alessandro Gavazza (LSE).
  A video recording is available on Youtube
• November 18, 2020 Maryam Saeedi (Tepper School of Business) "Raising the Bar: Certification Thresholds and Market Outcomes" (joint with Xiang Hui, Giancarlo Spagnolo, and Steve Tadelis).
  Discussant: Roland Strausz (Humboldt Universität zu Berlin).
  Moderator: Nikhil Vellodi (Paris School of Economics).
  A video recording is available on Youtube
• November 25, 2020 Andre Veiga (Imperial College Business School) "Quality Information and Competitive Selection in Health Care."
  Discussant: Martin Gaynor (Carnegie Mellon University).
  A video recording is available on Youtube
• December 2, 2020 Aniko Öry (Yale School of Management) “Aiming for the Goal: Contribution Dynamics of Crowdfunding” (joint with Joyee Deb and Kevin R. Williams).
  Discussant: Matthew Ellman (IAE-CSIC).
  Moderator: Shannon Liu (University of Toronto)
  A video recording is available on Youtube
• December 9, 2020 Jan De Loecker (K.U. Leuven) "The Welfare Impact of Market Power: The OPEC Cartel" (joint with John Asker and Allan Collard-Wexler).
  Discussant: David Genesove (Hebrew University).
  Moderator: Alessandro Gavazza (LSE)
• December 16, 2020 José-Antonio Espín-Sánchez (Yale) "Playing Checkers in Chinatown" (joint with Santiago Truffa).
  Discussant: Philip Schmidt-Dengler (University of Vienna).
  Moderator: Alessandro Iaria (Bristol)
  A video recording is available on Youtube     

• April 8, 2020 - Chiara Farronato (HBS) - "Dog Eat Dog: Measuring Returns to Scale Using a Digital Platform Merger" (joint with Andrey Fradkin and Jessica Fong)*
  Discussants: Tommaso Valletti (Imperial), Nathan Miller (Georgetown).
  Moderator: Daniel Ershov (TSE)
• April 15, 2020 - John Van Reenen (MIT) - Do tax incentives increase firm innovation? An RD Design for R&D (joint with Antoine Dechezleprêtre, Elias Einiö, Ralf Martin, and Kieu-Trang Nguyen).
  Discussants: Monika Schnitzer (LMU), Daniel Xu (Duke).
  Moderator: Rachel Griffith (Manchester/IFS)
• April 22, 2020 - Alessandro Gavazza (LSE) - Mortgage Pricing and Monetary Policy (joint with Matteo Benetton and Paolo Surico
  Discussants: Olivier Darmouni (Columbia) and Tarun Ramadorai (Imperial College).
  Moderator: Andrea Pozzi (EIEF)
• April 29, 2020 - Leslie Marx (Fuqua School of Business) - Countervailing Power (joint with Simon Loertscher)
  Discussants: Patrick Rey (Toulouse) and Joao Montez (HEC Lausanne).
  Moderator: Nicolas Schutz (Mannheim)
• May 6, 2020 - Lorenzo Magnolfi (Wisconsin) - The Competitive Conduct of Consumer Cooperatives (joint with Marco Duarte and Camilla Roncoroni)
  Discussants: Helena Perrone (Mannheim) and Howard Smith (Oxford).
  Moderator: Alessandro Iaria (Bristol)
• May 13, 2020 - Andrew Rhodes (TSE) - Dynamic Consumer Search (joint with Alexei Parakohnyak)*.
  Discussants: Régis Renault (Cergy) and Sandro Shelegia (UPF).
  Moderator: Daniel Garcia (Vienna)
• May 20, 2020 - Julia Cagé (Sciences Po) - Popularity vs Quality: Does Social Media Bias Editorial Decisions? (joint with Nicolas Hervé and Béatrice Mazoyer)
  Discussants: Maria Petrova (UPF) and Mirko Draca (Warwick).
  Moderator: Daniel Ershov (TSE)
• May 27, 2020 - Roland Strausz (HU Berlin) - Collective Brand Reputation (joint with Volker Nocke)*.
  Discussants: Jay Pil Choi (MSU) and Aniko Öry (Yale-SOM).
  Moderator: Özlem Bedre-Defolie (ESMT)
• June 3, 2020 - Elisabetta Iossa (Tor Vergata) - Organizing Competition for the Market (joint with Patrick Rey and Michael Waterson)
  Discussants: Luis Cabral (NYU-Stern) and Juan-José Ganuza (UPF).
  Moderator: Malin Arve (NHH)
• June 11, 2020, 6:00-7:30 CEST - CEPR Applied IO Policy Panel: "What should IO economists be working on in tech?"
  Panelists: Cristina Caffarra (CRA), Joshua Gans (Toronto), Fiona Scott-Morton (Yale), Tommaso Valletti (Imperial College London).
  Moderator: Gregory Crawford (Zurich)
  This session was originally intended to be part of the annual CEPR Applied IO conference which was cancelled due to the Coronavirus pandemic.
  **********
  Another event from that conference - the Young Researcher Presentations - have been recorded and are available here.
  The opening slides setting the context are available here.
• June 17, 2020 - Andrei Hagiu (BU-Questrom) - Should Amazon be allowed to sell on its own marketplace? (joint with Tat-How Teh and Julian Wright).
  Discussants: Heski Bar-Isaac (UToronto) and Justin Johnson (Cornell).
  Moderator: Özlem Bedre-Defolie (ESMT)
• June 24, 2020 - Aureo de Paula (UCL) - Estimating Nesting Structures (joint with Ali Hortaçsu, Jonas Lieber and Julien Monardo)*
  Discussants: Elena Manresa (NYU) and Frank Verboven (KU Leuven).
  Moderator: Alessandro Iaria (Bristol)

* = At the request of the authors, this paper was not made available prior to the seminar

^ = At the request of the speaker, this seminar was not recorded