antitrust and competition

Melissa Newham reviews how investors can alter the incentives and behavior of pharmaceutical companies to reduce competition and consumer welfare through common ownership and “rollup” deals.

Over the last year, the United States government has demonstrated increased concern about private equity’s involvement in health care. Barak Richman and Richard Scheffler...

In the wake of Democrats’ losses in 2024, progressives should focus on how antitrust can support a lower cost of living and increase consumer access to essential goods and services, writes Diana Moss.

Marios Constantine Iacovides discusses his and Konstantinos Stylianou’s empirical investigations into how the goals of competition policy have evolved over time. They find that a multitude of goals have always been present in judicial and regulatory decisions, but the emphasis on certain goals has vacillated in response to the concerns of the time. Contemporary concerns about the health of democracy suggest a revival of ordoliberalism and protection of the competitive process.

Regulators worldwide are debating how to rein in Big Tech's dominance over app distribution. Tiffany Tsai and Chuyue Tian explore how Apple’s clash with China’s WeChat complicates standard assumptions about platform competition and what it might mean for the next wave of antitrust enforcement.

Herbert Hovenkamp writes that the court presiding over the Google Ad Tech case gave the government an important win. However, by relying on the per se tying rule instead of rule of reason, the court perpetuated a flawed court precedent that can preclude serious market analysis for competitive harms.

The Federal Trade Commission’s case against Meta for monopolizing personal social media through its acquisitions of Instagram and WhatsApp serves as a warning of allowing Big Tech companies to acquire nascent competitors in the artificial intelligence market through quasi-mergers that dodge government scrutiny. Based on new research, Alexandros Kazimirov argues that antitrust agencies can look at a combination of circumstantial evidence, including market product proximity, price premiums and product discontinuation, to help adjust their approach to keep AI markets contestable, rather than trying to restore contestability ten years from now.

In new research, Xuelin Li, Sijie Wang, Jiajie Xu, and Xiang Zheng find that the involvement of specialized venture capital firms influences a biotech startup’s drug portfolio by focusing research and development on fewer products.

A new field experiment sheds light on why Google continues to dominate the search engine market despite regulatory interventions and the availability of alternatives. The authors find that while Google offers higher quality, consumer overestimation of this advantage—along with inattention and default effects—helps entrench its market power and limits the effectiveness of proposed antitrust remedies.

The following is the second part to the transcript of Federal Trade Commission Chairman Andrew Ferguson’s keynote at the 2025 Stigler Center Antitrust and...