The Great Startup Sellout and the Rise of Oligopoly

IPOs decline as large companies gobble up more startups, Fast Company, January 24, 2023

Killer Acquisitions

Profs. Florian Ederer and Song Ma Win Best Paper Award from ACE, Yale SOM News, November 18, 2022

Adobe’s $20 Billion Deal for Figma Draws DOJ Antitrust Scrutiny, Bloomberg, November 2, 2022

Why businesses misbehave, International Politics and Society, October 10, 2022

Winners Announced for Jerry S. Cohen Award for Antitrust Scholarship, Bloomberg, June 15, 2022

Killer acquisitions, Microeconomic Insights, April 27, 2022

Optimal policy for acquisitions of potential competitors under financial constraints, VoxEU, March 27, 2022

Österreich modernisiert seine Fusionskontrolle, Die Presse, December 13, 2021

How To Regulate Tech: A Technology Policy Framework for Online Services, American Progress, November 16, 2021

La guerra económica del siglo XXI: empresas frente a Estados, El País, November 13, 2021

Die Tech-Branche erlebt eine Übernahmewelle der Superlative, Handelsblatt, September 28, 2021

Facebook's Stealth M&A Puts Focus on Deals Under Antitrust Radar, Bloomberg, August 23, 2021

Groceries at the Speed of App: Trend or Here to Stay?, NYC Food Policy, October 4, 2021

Should Killer Acquisitions be Banned?, CEPA, September 24, 2021

Reif für eine große Zerschlagung, Frankfurter Allgemeine Zeitung, August 5, 2021

Does Big Tech Gobble Up Competitors?, Yale Insights, August 4, 2021

The New Challenges of Assessing Big Tech’s Impact, ProMarket, August 3, 2021

“Killer Acquisitions” in the Pharmaceutical Industry, Economists INK, Summer 2021

'The lights are no longer green': Antitrust regulators reassess pharma deals, BioPharmaDive, June 10, 2021

Nasce l’asse Usa-Ue per i controlli antitrust sulle M&A farmaceutiche, AboutPharma, June 4, 2021

Competitive effects of killer acquisitions, OECD Competition Division, April 28, 2021

Killer Acquisitions, Econimate, February 23, 2021

Killer Acquisitions, The Visible Hand, January 19, 2021

Congressional antitrust report cites SOM faculty, Yale Daily News, October 19, 2020

United States: Technology Mergers, Global Competition Review, October 19, 2020

Big Companies Are Starting to Swallow the World, New York Times, September 30, 2020

“Doubt is Their Product”: The Difference Between Research and Academic Lobbying, ProMarket, September 28, 2020

Killing innovation in the pharmaceutical industry, think, September 16, 2020

Kaufen & killen, Frankfurter Allgemeine Zeitung, September 8, 2020

Start-ups, killer acquisitions and merger control, OECD Competition Commission, June 11, 2020

Interview with Former Director of the FTC’s Bureau of Competition, CTFN, April 24, 2020

Ventilator merger scrutinised as potential “killer acquisition”, Global Competition Review, March 31, 2020

Décision de l'Autorité de la concurrence à propos du rachat d'Itas par TDF, Les Echos, March 26, 2020

5 major themes from this year's largest gathering of economists, Yahoo Finance, January 6, 2020

Machtdemonstration: Facebook hat eine App erst gekauft, und sie dann praktisch vernichtet, Business Insider, January 4, 2020

CTFN Analysis: Antitrust Questions on UCB Acquisition of Ra Pharma Explored, CTFN, October 18, 2019

Commissioner Phillips Downplays Potential Use of Sherman Act, The American Prospect, October 10, 2019

When big drug companies buy little drug companies, Yale Alumni Magazine, September/October 2019

How to Speed Up the Next Medical Breakthrough, Chicago Booth Review, August 19, 2019

How ‘Stealth’ Consolidation Is Undermining Competition, Wall Street Journal, June 19, 2019

Superstar firms should be cut down to size, The Times, April 26, 2019

Three Questions: Prof. Florian Ederer on ‘Killer Acquisitions’, Yale Insights, April 8, 2019

Toward a Robust Competition Policy, American Progress, April 3, 2019

Digitisation and competition law: Past, present and future, Lexology, February 7, 2019

Schaden Unternehmensübernahmen dem Wettbewerb?, Der Standard, June 21, 2018

Big pharma's costly strategy, LBS News, June 20, 2018

Pharma companies are using acquisitions to shut out competition, Business Insider, May 31, 2018

Do Companies Buy Competitors in Order to Shut Them Down?, Yale Insights, June 4, 2018

Study says pharma mergers result in fewer new medicines, Axios, May 25, 2018

Common Ownership, Competition, and Top Management Incentives

Could Index Funds Be ‘Worse Than Marxism’?, The Atlantic, April 5, 2021

Is There a Conflict Between Better Corporate Governance and More Competitive Product Markets?, ProMarket, January 6, 2021

Common Ownership, Competition, and Top Management Incentives, HLS Forum on Corporate Governance, December 22, 2020

The state of competition and dynamism, Brookings, June 13, 2018

The Pros and Cons of Index Investing, Morningstar, September 25, 2017

The Worst-Case Scenario for Passive Investing, BloombergQuint, August 28, 2017

Are Index Funds Too Soft on CEOs?, Morningstar, August 15, 2017

El rentable juego de las participaciones cruzadas, El País, May 27, 2017

Nobel Laureates: Eliminating Rent Seeking and Tougher Antitrust Enforcement Are Critical to Reducing Inequality, ProMarket, January 10, 2017

Wie Blackrock & Co Unternehmen beeinflussen, Frankfurter Allgemeine Zeitung, November 22, 2016

Blackrock, Vanguard drive common ownership, but raise questions on competition, ValueWalk, November 8, 2016

Index Funds Are Fueling Out-of-Whack CEO Pay Packages, Harvard Business Review, October 18, 2016

What Happens When the Same Investors Own Everything?, Yale Insights, October 4, 2016

Stealth socialism, The Economist, September 17, 2016

Executive Pay and Blood Trouble, Bloomberg, July 11, 2016

Have mutual funds boosted CEO pay in the United States?, Equitable Growth, July 7, 2016

Common Ownership and Relative Performance Evaluation

Blackrock, Vanguard drive common ownership, but raise questions on competition, InsideSources, November 7, 2016

New results on common ownership, Marginal Revolution, September 3, 2016

Why Firms’ Shareholders Condone Seemingly “Excessive” Executive Pay PackagesProMarket, July 6, 2016

Horizontal Shareholding, Antitrust, Growth and Inequality, ProMarket, July 1, 2016

Why Do Shareholders Condone Seemingly “Excessive” Executive Pay?, HLS Forum on Corporate Governance, July 14, 2016

Is Pay-for-Performance Detrimental to Innovation?

How Do You Encourage Innovation?, Yale, Insights, October 28, 2015

15 global business leaders on how India Inc can beat economic slowdown, Economic Times, August 16, 2013

Move over entitlement, pay-for-performance is back, Career Rocketeer, February 7, 2012

Innovation and Pay-for-performance, World at Work, March 2, 2011

Pay-for-performance is an innovation killer, Talent Management, September 24, 2010

Eliminating pay incentives for CEOs could remove incentive to innovate, Boston Globe, May 10, 2009

Pay-For-Performance Compensation Limits Innovation, Information Week, May 7, 2009

Understanding Mechanisms Underlying Peer Effects

The prices of sports cards and odd collectibles are booming, too, The Economist, February 27, 2021

Investing Responsibly Benefits Everyone, US News, April 30, 2018

Why Do Our Peers’ Financial Decisions Affect Our Own?, Yale Insights, December 11, 2014

Everybody’s Doing It: Peer Effects in Mobile Money Adoption, Financial Access Initiative, May 2, 2014

Gaming and Strategic Opacity in Incentive Provision

Australia’s News Media and Digital Platforms Bargaining Code is Great Politics But Questionable Economics, ProMarket, September 21, 2020

Vital Signs: the power of not being too clear, The Conversation, January 17, 2019

Losing our way: How the cult of the KPI has damaged our moral compass, Sydney Morning Herald, June 15, 2018

The Downside of Full Pay Transparency, Wall Street Journal, August 13, 2017

Can you be a little less specific?, Financial Times, October 28, 2011

A Tale of Two Networks: Common Ownership & Product Market Rivalry

Professor Florian Ederer Receives ESEM Best Paper Award, Yale SOM Media, September 30, 2022

The Rise of the Mutual Fund Is Reducing Corporate Competition and Hurting Consumers, Yale Insights, June 2, 2022

Common Ownership in the U.S. Economy, Equitable Growth, May 25, 2022

A Tale of Two Networks: Common Ownership and Product Market Rivalry, HLS Forum on Corporate Governance, May 20, 2022

The Economic Costs of Common Ownership, ProMarket, March 24, 2022

Interview on Common Ownership, Faculti, March 23, 2022

Equitable Growth announces record $1.39 million in research grants, Equitable Growth, August 30, 2021

Bayesian Persuasion with Lie Detection

Fact Checking Increases Fake News, Marginal Revolution, June 1, 2022

How to Get People to Do What You Want Them to Do, New York Times, May 25, 2022

Trust and Promises over Time

New Study Shows that Trust Can Last, Yale Insights, January 21, 2020

Search Fatigue

New Research Investigates Search Fatigue, UCLA Anderson Review

Antitrust

‘A Hard Sell’: Can Biden’s DOJ really shatter Google’s grip on digital ads?, Politico, January 26, 2023

The pros and cons of noncompete agreements, The Week, January 6, 2023

The Trust-Busters Are Back, New Haven Independent, January 5, 2023

Residential Real Estate Cases To Watch In 2023, Law 360, January 2, 2023

The worst technology of 2022, MIT Technology Review, December 21, 2022

Taylor Swift Could Earn $620 Million On ‘Eras’, Forbes, December 20, 2022

Microsoft's Fight for Activision Is a Bet on the Future of Gaming, Bloomberg, December 9, 2022

Meta Goes to Trial to Defend VR Deal From Antitrust Enforcers, Bloomberg, December 8, 2022

Did Ticketmaster’s Market Dominance Fuel the Chaos for Swifties?, Yale Insights, November 23, 2022

Taylor-Made Ticket Trust Battle Looms, New Haven Independent, November 21, 2022

DOJ Case vs. American/JetBlue Alliance Wraps Up, Travel Pulse, November 19, 2022

Epic Games faces uphill battle in Apple fight after latest hearing, economist says, The Herald Sun, November 15, 2022

Spirit Airlines Shareholders Approve JetBlue's $3.8 Billion Offer, Yahoo Travel Noire, October 22, 2022

Spirit Airlines shareholders approve $3.8B sale to JetBlue, AP News, October 19, 2022

Replay: Epic Games and Apple to face off in second hearing, The News & Observer, October 14, 2022

Open Source: An Epic showdown with Apple resumes, AoL News, October 13, 2022

Antitrust becomes ‘red-hot’ for the US, IFLR, October 5, 2022

Breaking Down The DOJ's American-JetBlue Antitrust Trial, Law 360, September 22, 2022

Amazon is accused of punishing third-party sellers — why that's so hard to prove, Yahoo Finance, September 17, 2022

JetBlue’s $3.8 Billion Spirit Deal Faces Tricky Antitrust Review, Bloomberg, July 29, 2022

Frontier Airlines 'Very Far' From Having Votes For Spirit Merger, Forbes, July 12, 2022

Spirit Airlines winning bidder may need years to recoup price tag, Reuters, July 12, 2022

Spirit Delays Shareholder Vote, Forbes, June 8, 2022

JetBlue And Frontier Boost ‘Wedding Insurance’ Ahead Of Spirit Shareholder Vote, Forbes, June 6, 2022

JetBlue And Spirit Take Their Bickering To Shareholders, Forbes, May 19, 2022

Fortnite is back on the iPhone thanks to Microsoft, Washington Post, May 6, 2022

Biden Antitrust Efforts May Trip Up JetBlue's Spirit Bid, Law360, April 6, 2022

Cutthroat: A Battle for the Future of Antitrust, The Politic, March 21, 2022

Frontier-Spirit Airlines Merger May Test Biden Antitrust Mettle, Law360, February 8, 2021

Bidens Offensive gegen die Macht von Big Tech steht vor der ersten Bewährungsprobe, Handelsblatt, September 9, 2021

Judge finds Apple App Store rules violate antitrust law, MarketWatch, September 14, 2021

What the Epic v. Apple lawsuit means for the gaming industry, Washington Post, September 13, 2021

Epic Leaves a Big Crack in Apple’s Walled Garden, Wired, September 10, 2021

Judge finds Apple App Store rules violate antitrust law, Courthouse News Service, September 10, 2021

Epic苹果庭审复盘 , QQ, May 28, 2021

Connecticut auto dealerships say direct EV sales could wipe out franchise model, Energy News Network, May 28, 2021

Cuộc chiến Apple - Epic Games đến hồi khốc liệt, Thanh Niên, May 27, 2021

The Apple Trial Was Absurd. Apple Really Might Lose It., Slate, May 26, 2021

Epic-Apple's 'Super Bowl Of Antitrust' Trial May Be Watershed, Law360, May 22, 2021

Tim Cook will make first-ever court appearance as Apple CEO in blockbuster Fortnite trial, CNN, May 21, 2021

Understanding legal arguments in Epic v. Apple, Washington Post, May 13, 2021

Illumina, FTC both say lives at stake with Grail deal, but disagree on impact, MLex, May 12, 2021

Time is running out for Epic to make its antitrust case, MarketWatch, May 7, 2021

Here’s Why Skiing Got So Expensive and So Cheap at the Same Time, New York Magazine, February 19, 2020

Facebook abandoned a red-hot app after promising to keep it relevant, Business Insider, January 2, 2020

Sports

WM 2022-Halbfinale: Ohne Neymar, Ronaldo und England (Podcast), Ballverliebt, December 11, 2022

Saque, volea y disrupción del mercado laboral, El País, October 25, 2021

He’s One of the NBA’s Best Players. But Should He Play?, Wall Street Journal, February 10, 2019

NBA Stars Are Upending Basketball, Wall Street Journal, February 6, 2019

What Does an Economist Make of the Ice Bucket Challenge?, Yale Insights, August 29, 2014

Teaching

Yale professor uses ‘The Wire’s’ Stringer Bell to teach competitive markets, Fortune, June 4, 2022

Top 40 Most Popular Case Studies of 2019, Yale School of Management, February 24, 2020

Our Yale SOM Love Story, Yale School of Management, February 11, 2020

The Best MBA Faculty: Yale SOM & Virginia Darden, Poets & Quants, August 7, 2019

Yale SOM Elective Teaching Award 2017-2018, Yale School of Management, May 22, 2018

The Art World Has an HR Problem—Here’s How to Start Fixing It, Artsy, January 3, 2018

P&Q Best 40 Under 40 - Florian Ederer, Poets & Quants, March 26, 2017

Yale SOM Elective Teaching Award 2013-2014, Yale School of Management, May 16, 2014

Other

Influential paper linking recessions and left-wing voting patterns retracted, Retraction Watch, January 18, 2023