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Freakonomics Radio

Freakonomics co-author Stephen J. Dubner uncovers the hidden side of everything. Why is it safer to fly in an airplane than drive a car? How do we decide whom to marry? Why is the media so full of bad news? Also: things you never knew you wanted to know about wolves, bananas, pollution, search engines, and the quirks of human behavior. To get every show in the Freakonomics Radio Network without ads and a monthly bonus episode of Freakonomics Radio, start a free trial for SiriusXM Podcasts+ on Apple Podcasts or by visiting siriusxm.com/podcastsplus.

  1. Jun 24

    The World Is (Still) Drowning in Sludge

    Insurance forms that make no sense. Subscriptions that can’t be cancelled. A never-ending blizzard of automated notifications. In this update of a 2025 episode, Stephen Dubner discovers where all this sludge comes from — and how much it’s costing us.   SOURCES: Benjamin Handel, professor of economics at UC Berkeley. Neale Mahoney, professor of economics at Stanford University. Richard Thaler, professor of economics at The University of Chicago.   RESOURCES: "Selling Subscriptions," by Liran Einav, Ben Klopack, and Neale Mahoney (Stanford University, 2023). "The ‘Enshittification’ of TikTok," by Cory Doctorow (WIRED, 2023). "Dominated Options in Health Insurance Plans," by Chenyuan Liu and Justin Sydnor (American Economic Journal: Economic Policy, 2022). Nudge: The Final Edition, by Richard Thaler and Cass Sunstein (2021). "Frictions or Mental Gaps: What’s Behind the Information We (Don’t) Use and When Do We Care?" by Benjamin Handel and Joshua Schwartzstein (Journal of Economic Perspectives, 2018). "Adverse Selection and Switching Costs in Health Insurance Markets: When Nudging Hurts," by Benjamin Handel (National Bureau of Economic Research, 2011).   EXTRAS: "Sludge," series by Freakonomics Radio (2025). "People Aren’t Dumb. The World Is Hard. (Update)" by Freakonomics Radio (2024). "All You Need is Nudge," by Freakonomics Radio (2021). "How to Fix the Hot Mess of U.S. Healthcare," by Freakonomics Radio (2021). "Should We Really Behave Like Economists Say We Do?" by Freakonomics Radio (2015). Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    55 min
  2. Jun 10

    This Is Your Brain on Pollution (Update)

    As the Trump administration rolls back environmental regulations, we revisit a 2022 episode that explored the hidden cost of an invisible threat: air pollution.   SOURCES: Angela Duckworth, psychologist at the University of Pennsylvania. Michael Greenstone, economist at the University of Chicago, director of the Energy Policy Institute, co-director of the Climate Impact Lab. Stephan Heblich, economist at the University of Toronto. Andrea La Nauze, economist at Deakin University. Steve Levitt, professor emeritus of economics at the University of Chicago. Edson Severnini, economist at Boston College.   RESOURCES: "Most Polluted Cities," (American Lung Association, 2026). "Air Pollution and Adult Cognition: Evidence from Brain Training," by Andrea La Nauze and Edson Severnini (Journal of the Association of Environmental and Resource Economists, 2025). "Air Pollution and Student Performance in the U.S.," by Michael Gilraine and Angela Zheng (NBER Working Papers, 2022). "Billions of people still breathe unhealthy air: new WHO data," (World Health Organization, 2022). "Evolution of the Clean Air Act," by the United States Environmental Protection Agency (2020). "The Death of U.K. Coal in Five Charts," by Hannah Ritchie (Our World in Data, 2019). "The Colour of Pollution," (The Economist, 2014). Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    47 min

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Freakonomics co-author Stephen J. Dubner uncovers the hidden side of everything. Why is it safer to fly in an airplane than drive a car? How do we decide whom to marry? Why is the media so full of bad news? Also: things you never knew you wanted to know about wolves, bananas, pollution, search engines, and the quirks of human behavior. To get every show in the Freakonomics Radio Network without ads and a monthly bonus episode of Freakonomics Radio, start a free trial for SiriusXM Podcasts+ on Apple Podcasts or by visiting siriusxm.com/podcastsplus.

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