EpisodeInside the Mysterious World of Credit Cards (with Patrick McKenzie)EconTalk · May 19, 2025 · 1 h 15 minPlay · 1:15:14SaveShareEpisode pagePatrick McKenzie explains to EconTalk's Russ Roberts how credit cards work, who makes money from them and how, and gives his take on whether cash customers and debit card users subsidize the users of credit cards with reward programs.RelatedEpisodes 8Videos 7Books 8Blogs 7Make credit cards work for youExplain It to Me • Feb 22, 2026 • 30 minInside the world of cash advance appsThe Gray Area with Sean Illing • Sep 25, 2026 • 45 minMarc Lavoie on Canadian Central Bank Policy, Real-time Payments, and the Post-Keynesian TraditionMacro Musings with David Beckworth • Feb 3, 2020 • 1 h 01 minDan Awrey on the Future of the U.S. Payments System in a Digital WorldMacro Musings with David Beckworth • Feb 9, 2026 • 57 minSquare's product chief on the death of the penny and the future of moneyDecoder with Nilay Patel • Dec 8, 2025 • 1 h 14 minPatrick Harker on Real-Time Payments and the Future of the Federal ReserveMacro Musings with David Beckworth • Oct 26, 2026 • 56 minBill Nelson on the Future of Central Bank Operating SystemsMacro Musings with David Beckworth • Apr 7, 2025 • 1 h 00 min102: Money MakerDarknet Diaries • Oct 12, 2021 • 1 h 20 min