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Freakonomics Radio #578 · March 14, 2024 · 47m
Does 'Nudge' Still Work? An Update on Behavioral Economics
Dubner revisits Richard Thaler's 'nudge' theory 15 years later. Has nudging — using choice architecture to improve decisions without restricting freedom — lived up to its promise? The answer is complicated: it works, but not as universally as promised.
This summary was generated from show notes and public descriptions, not from a full transcript review. Details may contain inaccuracies.
Canon
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Dubner highlights Katy Milkman's temptation bundling research as one of the few nudge strategies that actually works for complex behaviors: pairing something you should do (exercise) with something you want to do (listen to an audiobook) creates a sustainable behavior change.
Highlights
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Nudge works for simple decisions but fails for complex ones — and the most important decisions in life are complex
Dubner presents the evidence: nudging organ donation (default opt-in) works. Nudging retirement savings (auto-enrollment) works. But nudging diet, exercise, or educational achievement — complex, multi-factor behaviors — shows mixed results at best.Was this useful?