Hannah Pittock uses weight-loss company Novo Nordisk’s offer to acquire Metsera to create a three-prong framework by which the antitrust agencies can identify when an invitation to exclude a rival from a market constitutes illegal exclusionary conduct under Section 2 of the Sherman Act.

Steve Salop explores the anticompetitive innovation behind weight-loss giant Novo Nordisk’s offer to acquire Metsera. Novo’s proposed contract presents a new tactic by which firms with market power can preclude rival mergers that will lead to procompetitive entry.

President Donald Trump has, across two administrations, sought to lower drug prices for Americans, most recently with executive order “Delivering Most-Favored-Nation Prescription Drug Pricing to American Patients.” Margherita Colangelo explains why his order is unlikely to accomplish its goal.

In new research, Benjamin Wood, Sven Gallasch, Nicholas Shaxson, Katherine Sievert, and Gary Sacks write that competition underenforcement and a narrow regulatory focus on prices and output has allowed industries that produce harmful consumer products, such as tobacco or ultra-processed foods, to increase demand and, consequentially, harm to society. They argue that competition law must evolve to consider health impacts.

In new research, Mario Amore, Morten Bennedsen, Birthe Larsen, and Zeyu Zhao examine the symbiotic relationship between working environments and employee well-being, finding that when workers are safe and satisfied, companies profit.

Department of Justice Assistant Attorney General Gail Slater recently gave a speech repudiating the laissez-faire antitrust enforcement policy of past administrations. Meanwhile, President Donald Trump has ordered antitrust agencies to investigate how price-fixing has raised food prices. If the administration is serious about bringing food prices down for Americans, it should begin by addressing the costs farmers face. For that reason, Slater should investigate and possibly challenge the mergers between large seed sellers that occurred during Trump’s first term in office, writes Peter Carstensen.

In new research, Pinelopi Goldberg and Michele Ruta analyze how today’s structural, policy, and geopolitical trade conditions are no longer conducive to the trade-led growth miracles many developing countries experienced in the past.

In March, the Stigler Center will welcome nine world-class journalists from the United Kingdom, United States, South Korea, Uganda, Guyana, Belgium, and Turkey for an intensive 12-week program of professional development at Chicago Booth.