EPISODE · Feb 20, 2026 · 1H
The Hidden Social Power of Money: Why Strangers Trust Each Other
from Growth Minds with Sean Kim · host Sean Kim
David McWilliams is an Irish economist, author, and broadcaster known for making complex economic ideas accessible to a wide audience. He has written several bestselling books on economics and hosts “The David McWilliams Podcast,” where he discusses global finance, politics, and current affairs. McWilliams is also the founder of the Kilkenomics festival, which blends economics and comedy to explore economic issues in an engaging way.In our conversation we discuss:(00:00) Why a paper bill has value(00:41) Money’s real nature: a social technology(03:39) Money begins with cities (Sumer) + civilization “stack”(07:51) Money as collective belief (almost like religion)(08:51) Money as peace: trade vs war + early debt stories(13:38) Money, storytelling, and trust at scale(16:28) Before money: tally sticks / “Stone Age blockchain”(19:32) First money: grain, granaries, and early currencies(21:57) Coins arrive: Lydians → Greeks → rational thinking(25:25) Paper money: China first, Europe expands it(26:59) Why money history matters today(28:28) How banks create money + trust + 2008 lesson(33:01) Misconceptions: bubbles, FOMO, and human psychology(37:30) Rich vs poor: time horizons (and why)(45:18) $1,000 at birth: stake in the future + paradox of aggregation(50:24) What schools should teach: trading cards as economics(54:10) The pursuit of money: freedom, immigrants, ambition(59:07) Where to find David + festivals / TED talkLearn more about David here:"The History of Money: A Story of Humanity": https://a.co/d/0eKkoxrRDavid McWilliams Podcast: https://www.youtube.com/@UCEmyysMARbViCw8M7RNFxcg Kilkenomics Festival: https://www.kilkenomics.com/Watch the full episode on Youtube here: https://youtu.be/cuumfI_9J-4
What this episode covers
David McWilliams is an Irish economist, author, and broadcaster known for making complex economic ideas accessible to a wide audience. He has written several bestselling books on economics and hosts “The David McWilliams Podcast,” where he discusses global finance, politics, and current affairs. McWilliams is also the founder of the Kilkenomics festival, which blends economics and comedy to explore economic issues in an engaging way.In our conversation we discuss:(00:00) Why a paper bill has value(00:41) Money’s real nature: a social technology(03:39) Money begins with cities (Sumer) + civilization “stack”(07:51) Money as collective belief (almost like religion)(08:51) Money as peace: trade vs war + early debt stories(13:38) Money, storytelling, and trust at scale(16:28) Before money: tally sticks / “Stone Age blockchain”(19:32) First money: grain, granaries, and early currencies(21:57) Coins arrive: Lydians → Greeks → rational thinking(25:25) Paper money: China first, Europe expands it(26:59) Why money history matters today(28:28) How banks create money + trust + 2008 lesson(33:01) Misconceptions: bubbles, FOMO, and human psychology(37:30) Rich vs poor: time horizons (and why)(45:18) $1,000 at birth: stake in the future + paradox of aggregation(50:24) What schools should teach: trading cards as economics(54:10) The pursuit of money: freedom, immigrants, ambition(59:07) Where to find David + festivals / TED talkLearn more about David here:"The History of Money: A Story of Humanity": https://a.co/d/0eKkoxrRDavid McWilliams Podcast: https://www.youtube.com/@UCEmyysMARbViCw8M7RNFxcg Kilkenomics Festival: https://www.kilkenomics.com/Watch the full episode on Youtube here: https://youtu.be/cuumfI_9J-4
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The Hidden Social Power of Money: Why Strangers Trust Each Other
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