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  • Betting on the Pope was the original prediction market

    Posted: 2025-03-07 15:25:13

    Long before modern prediction markets, papal elections fueled a vibrant, informal betting scene. From the Renaissance onwards, gamblers in Italy and beyond wagered on everything from the next pope's nationality and name to the duration of the conclave. These wagers weren't just idle speculation; they reflected aggregated information and collective wisdom about the contenders, the political climate, and the power dynamics within the Catholic Church. This early form of prediction market offered valuable insights, albeit sometimes manipulated by those with vested interests. The practice eventually waned due to concerns about corruption and the Church's disapproval, but it serves as a fascinating precursor to today's formalized prediction platforms.

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    https://news.ycombinator.com/item?id=43290892

    HN commenters discuss the history and mechanics of papal betting markets, noting their surprising longevity (dating back to at least the 1500s) and their function as early prediction markets. Some question the article's claim these were the original prediction markets, pointing to earlier examples like commodity futures. Others elaborate on the intricacies of these papal elections, including the role of cardinals and the influence of powerful families like the Medici. The discussion also touches on modern prediction markets like PredictIt and Metaculus, comparing their accuracy and the factors that influence their outcomes. Several commenters delve into the incentives and information asymmetry inherent in such markets, including the potential for manipulation and insider trading.