Brazil’s new child protection law has gained less global press than its new digital competition bill. However, the two are complementary efforts that demonstrate how governments must rethink how different regulatory concerns and mandates blend into one another in the digital economy.

The proposed merger of local broadcast television station owners Nexstar and Tegna will create a behemoth that threatens to raise consumer prices for multi-video programming subscriptions, increase advertising rates for local businesses, and reduce viewers’ exposure to diverse viewpoints. The government can and should block the merger but politics threatens to usurp law and economics, writes Diana L. Moss.

In the second of two articles, Stavros Makris and Filip Lubinski discuss how governments can reimagine competition policy to protect democracy and citizen welfare without abandoning traditional consumer welfare goals like innovation.

In the first of two articles, Stavros Makris and Filip Lubinski discuss the connection between economic competition and democracy and how competition law allowed Big Tech to undermine both.

In new experimental research, Amit Zac and Michal Gal find that users who use artificial intelligence chatbots to conduct online shopping are being directed to established brands at higher prices without a clear improvement in quality. The logic of AI algorithms risks consolidating markets around established firms while reducing consumer welfare for shoppers.

Recent border carbon measures have relied on the theory that stricter environmental rules in rich countries push pollution-intensive production toward developing economies with weaker regulations. In new research, Irfan Saleem and Giray Gozgor show that the “pollution haven” mechanism is neither automatic nor uniform across industries. Evidence is mixed, often small in magnitude, and highly sensitive to how we measure regulation, model trade, and account for industry mobility.