Historical

Prediction Market Database (v3)

Here is an updated version #3 of the “prediction market database” started by Jacob Lagerros and updated by Nuño Sempere: https://docs.google.com/spreadsheets/d/1vGjnJPxdnBKwag3Q9Uy_LdVAARaSHrI5CWiYKH7dV9s/edit?usp=sharing These are almost certainly not every single prediction market in existence or that was ever created, but an attempt to catalogue as much as possible. Please add any that you see are absent. This

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Kissinger’s Betting Odds

The Commodity Futures Trading Commission (CFTC) recently held a public meeting to discuss proposed rules regarding event contracts.  Under current regulations, there are only a few enumerated restrictions on contracts, including war, terrorism, and assassination. Those three restrictions were mentioned repeatedly during the two-hour meeting, reminding one of the apocryphal story about former Secretary of

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The 514 trades that won ZubbyBadger $25K

Jonathan Zubkoff – aka ZubbyBadger – is a top prediction market trader.  A professional trader in events markets, he’s made over six figures on PredictIt, serves as Community Manager for Kalshi, and earlier this year won the CSPI/Salem Forecasting Tournament with $25,000 in prize money.  The second-place finisher of that tournament, Robert Grosse, wrote a

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Ray Fair vs. Iowa Electronic Markets

The New York Times recently wrote about how “The Fed’s Decisions Now Could Alter the 2024 Elections” (11/17/2023) and cited Yale Professor Ray Fair’s economy-driven election forecasting model: Professor Fair’s pioneering U.S. elections model does something that was fairly radical when he created it in the 1970s. It analyzes politics without really considering politics. Instead,

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