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The Rational Reminder Podcast

The Rational Reminder Podcast

The Madness of Markets (Alex Edmans) | #431

Oct 15, 2026 · 1h 7m

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On this episode

About this episode

In this episode, we welcome back Alex Edmans, Professor of Finance at London Business School and author of Grow the Pie, May Contain Lies, and The Madness of Markets. Drawing on academic research and real-world market examples, Alex explores how emotions, social influence, and psychological biases shape investor behavior—and why even apparently irrational markets can be difficult to beat. We examine how a country's stock market can react to a football loss, why investors overreact to exciting stories and underreact to less visible information, and how identical assets can trade at different prices. Alex also unpacks the evidence behind reversal, value, and momentum strategies, the…