The Digital Economy

Judge Amit Mehta will shortly provide his remedy to Google’s monopoly in internet search. Fiona Scott Morton and Paul Heidhues argue that the remedy must include a cap on Google’s payments to the mobile phone manufacturers, carriers, and web browsers that propelled its monopoly. Because any outright ban risks harming Google’s current partners in the short term, Judge Mehta should consider pursuing a flexible ban that instead limits the revenue these partners can receive from Google in order to encourage market entry and competition.

In new research, Sarah Hinck and Jasper van den Boom argue that the European Union’s Digital Markets Act’s (DMA) whistleblower tool does not yet bring enough to the table to effectively incentivize potential informants to report on Big Tech violations.

In new research, Filippo Lancieri, Laura Edelson, and Stefan Bechtold explore how the political economy of artificial intelligence regulation is shaped by the strategic behavior of governments, technology companies, and other agents.

In a new report, Eric Rescorla and Alissa Cooper analyze how Google’s browser, Chrome, could operate successfully as an independent entity if the court presiding over Google Search orders its divestiture.

Caio Mario S. Pereira Neto reflects on the discussions at the Stigler Center’s 2025 Antitrust and Competition Conference and addresses the problems that confront Brazil’s courts as they navigate the tradeoffs between removing disinformation that threatens electoral integrity and observing constitutional protections for freedom of expression.

As India contemplates adopting its Digital Competition Bill, Amber Darr and Madhavi Singh examine lessons from the European Union’s and United Kingdom’s legislative forays into digital markets. They argue that India must rethink its reliance on formal long-form enforcement and invest in regulatory capacity if it hopes to deliver an ex ante regime for a fair and contestable digital economy.

There are many differences between European and American antitrust regulation, but recent enforcement against Big Tech shows that in the most important ways they are converging on an anti-monopoly philosophy, writes Paul Friederiszick.

Karina Montoya reflects on the end of the remedies phase of the Department of Justice’s case against Google for monopolizing the online search market. She argues that Google’s warnings against divestiture of its browser, Chrome, fall short and that a breakup will benefit the security of the internet, innovation, and users.

Georgios Petropoulos, Geoffrey Parker and Marshall Van Alstyne review what the Meta antitrust case reveals about its merger and acquisition strategy and what lessons...

Joseph Price writes that how the court in the Meta antitrust case determines the relevant product market may have implications for merger activity among television broadcasters, who have similarly argued that the regulators and courts use outdated market definitions to block consolidation.