PredictionBubbles aggregates Polymarket and Kalshi prediction markets into a unified dashboard displaying probabilities, volumes, and price movements as interactive bubbles. Kalshi saw an 800% increase in institutional trading volume over six months, illustrating the growing financial sector interest in these markets. Unreviewed research papers reveal that price calibration is strongest mid-contract and deteriorates in the final ten minutes, with five-minute Bitcoin contracts showing atypical Binance spot flows before settlement. The main challenge for prediction markets is no longer listing questions but organizing, distributing, and clarifying these prices for users.
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