エピソード

  • Why Billionaires Keep Chasing Money: The Psychology of Never Having Enough

    Why Billionaires Keep Chasing Money: The Psychology of Never Having Enough
    2026/10/19
    Why would someone worth $10 billion continue working relentlessly to accumulate another billion? At what point does wealth stop being about financial security and become about status, competition, identity, and psychological reward? In this episode of Behavioral Economist, we explore hedonic adaptation, social comparison, diminishing marginal utility, and the psychological forces that can make extraordinary wealth feel insufficient. Discover why the pursuit of money sometimes becomes more rewarding than actually possessing
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    3 分
  • The Sunk Cost Trap: Why We Keep Investing in Losing Decisions

    The Sunk Cost Trap: Why We Keep Investing in Losing Decisions
    2026/10/11
    Why do intelligent people remain in failing relationships, continue investing in losing businesses, or refuse to abandon projects that clearly aren’t working? The answer often involves the sunk cost fallacy, a powerful psychological bias that makes past investments influence future decisions. In this episode, we explore the behavioral economics of commitment, loss aversion, and why walking away can sometimes be the most rational decision.
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    3 分
  • The Endowment Effect: Why We Overvalue What We Already Own

    The Endowment Effect: Why We Overvalue What We Already Own
    2026/10/04
    Why does something suddenly seem more valuable the moment it belongs to us? Behavioral economists call this the endowment effect, our tendency to demand more money to give something up than we would have been willing to pay to acquire it in the first place. From houses and cars to stocks and old furniture, ownership can quietly distort our perception of value.
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    3 分
  • The Rebate Trap: Why Making Something Difficult Makes People Give Up

    The Rebate Trap: Why Making Something Difficult Makes People Give Up
    2026/09/27
    A bargain can look irresistible until you discover how much work it takes to actually receive it. In an episode of Nathan for You, an extraordinarily cheap gasoline offer came with a rebate process so inconvenient that obtaining the savings became an ordeal. Behavioral economics helps explain why consumers can be attracted by the highly visible reward while underestimating the less visible costs of time, effort, and inconvenience. This episode explores friction costs, salience, present bias, and why even small obstacles can dramatically change human behavior.
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    5 分
  • Overconfidence in the AI Boom – Are Investors Repeating Dot-Com Era Mistakes?

    Overconfidence in the AI Boom – Are Investors Repeating Dot-Com Era Mistakes?
    2026/09/13
    Investors are pouring capital into artificial intelligence amid soaring valuations, with Nvidia recently surpassing a $5.5 trillion market capitalization on the back of relentless demand for AI infrastructure. This enthusiasm echoes the late-1990s dot-com boom, raising questions about overconfidence bias and whether current enthusiasm has detached prices from fundamentals. In this edition, we examine psychological drivers, historical parallels, key differences in earnings and technology adoption, and implications for portfolio strategy.
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    5 分
  • Betting on Belief: What Kalshi and Polymarket Reveal About Human Psychology

    Betting on Belief: What Kalshi and Polymarket Reveal About Human Psychology
    2026/09/06
    Prediction markets such as Kalshi and Polymarket turn forecasts into tradable prices, offering a window into collective expectations. Through a behavioral economics lens, they also reveal how overconfidence, herd behavior, and emotional attachment shape decisions under uncertainty. Understanding these forces helps explain when the crowd becomes wise—and when it becomes confidently wrong.
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    4 分
  • When Everyone Is Buying: FOMO, Meme Stocks, and the Psychology of Market Bubbles

    When Everyone Is Buying: FOMO, Meme Stocks, and the Psychology of Market Bubbles
    2026/09/01
    Market bubbles are not driven by numbers alone—they are fueled by stories, social pressure, and the fear of being left behind. Meme stocks demonstrate how online communities, perceived scarcity, and rapidly rising prices can make speculation feel like a once-in-a-lifetime opportunity. Understanding these psychological forces can help investors recognize when enthusiasm has begun to overpower underlying value.
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    3 分
  • Markets and Mindsets: Overcoming the Cognitive Biases That Ruin Returns

    Markets and Mindsets: Overcoming the Cognitive Biases That Ruin Returns
    2026/05/18
    Why do rational investors consistently make irrational choices when confronted with market volatility and economic uncertainty? This episode deconstructs the core principles of behavioral finance, focusing on how systemic cognitive biases like loss aversion and herd mentality dictate asset prices. Discover the psychological traps that trigger emotional trading decisions and learn the behavioral frameworks needed to immunize your portfolio against cognitive errors.
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    27 分