Prediction Markets: The Wild History of Betting on Taylor Swift and Popes

A live mash-up between Business History and Bloomberg's Everybody's Business (bloomberg.com/podcasts/series/everybodys-busin…).
On platforms like Kalshi and Polymarket you can bet on just about anything - from Taylor Swift's album sales to whether President Trump will say a certain word in a speech. Many people worry about these new prediction markets, but the concept is far older than some critics might think.
We go back centuries to Papal conclaves; hear about how counting drinking toasts stood in for political polling; and learn how the US government tried using betting markets to predict terrorist attacks.
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