The Rational Reminder Podcast: Episode 404: The Finance Paper that Changed Everything (opens in new tab)

What if the way we think about investing—and expected returns—was fundamentally incomplete? In this episode, Ben Felix and Dan Bortolotti take a deep dive into one of the most influential papers in financial economics: Fama and French (1993). With nearly 15,000 citations, this research reshaped how we understand asset pricing by showing that market beta alone isn’t enough to explain returns. Instead, multiple factors—specifically size and value—play a critical role. Ben and Dan unpack how thi...