On Tyler Cowen's The Marginal Revolution: Rise and Decline, and the Pending AI Revolution

Eiman Abdelmoneim
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A four-part podcast series that summarizes the key points raised in Tyler Cowen's exploration of the most important transformation in economic thought—and what it means for the future. This series traces each chapter covering how the Marginal Revolution made modern economics possible, examining why it took centuries to develop, revealing the contradictions that shaped its pioneers, and asks whether marginalism itself will be replaced in the age of artificial intelligence. Based on the 2026 book by economist Tyler Cowen.

Episodes

  1. 4: Why Marginalism Will Dwindle, and What Will Replace It?

    Mar 26

    4: Why Marginalism Will Dwindle, and What Will Replace It?

    In this provocative finale, Tyler Cowen makes the case that marginalism—the dominant framework in economics for over a century—is approaching its own decline. What will replace it? How will artificial intelligence reshape economic research and the role of economists? This episode connects the historical arc of the Marginal Revolution to our present moment, asking what economists should do in an age when AI can perform many traditional economic tasks. Key topics: The future of economics, AI and research, what comes after marginalism

    6 min
  2. 3: Why Did It Take So Long for the Science of Economics to Develop?

    Mar 26

    3: Why Did It Take So Long for the Science of Economics to Develop?

    Economics as a rigorous science arrived surprisingly late in human history. This episode investigates the historical, intellectual, and institutional barriers that delayed the development of economic science from Adam Smith to the Marginal Revolution. What conditions finally allowed marginalism to flourish? And what does this delayed emergence tell us about the nature of scientific progress itself? Key topics: History of economic thought, scientific progress, why good ideas take time

    6 min
  3. 2: William Stanley Jevons, Builder and Destroyer of Marginalism

    Mar 26

    2: William Stanley Jevons, Builder and Destroyer of Marginalism

    Meet William Stanley Jevons—the brilliant but contradictory figure who both built up and tore down marginalist economics. This episode explores the life and work of this Victorian polymath who helped launch the Marginal Revolution in the 1870s, only to later question its foundations. Why did Jevons simultaneously advance and undermine the very framework he helped create? What does his intellectual journey reveal about the tensions within economic science? Key topics: William Stanley Jevons, Victorian economics, the paradox of building and destroying ideas

    6 min
  4. 1: What Is Marginalism?

    Mar 26

    1: What Is Marginalism?

    In this opening episode, economist Tyler Cowen introduces the Marginal Revolution—the most important transformation in economic thought that made modern economics possible. What does it mean to think "at the margin"? Why do groundbreaking ideas sometimes disappear for generations before being rediscovered? And what can the history of marginalism teach us about how human knowledge develops? This episode sets the stage for a journey through economic history that ultimately points toward our AI-driven future. Key topics: Marginal thinking, the evolution of economic ideas, why insights get lost and rediscovered

    5 min
  5. Trailer

    Mar 26

    Trailer

    A sneak peek at the four-part podcast series exploring the most important transformation in economic thought. Economist Tyler Cowen's new book traces the rise of marginalism, its contradictory founding figures, its surprisingly late arrival, and its uncertain future in the age of AI. Subscribe now to hear the full series.

    1 min

Trailer

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A four-part podcast series that summarizes the key points raised in Tyler Cowen's exploration of the most important transformation in economic thought—and what it means for the future. This series traces each chapter covering how the Marginal Revolution made modern economics possible, examining why it took centuries to develop, revealing the contradictions that shaped its pioneers, and asks whether marginalism itself will be replaced in the age of artificial intelligence. Based on the 2026 book by economist Tyler Cowen.

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