Wall Street doubles down on prediction markets [https://www.thestreet.com/.image/t_share/MjE5NTc5MzM3ODQwNTM0NTk4/gettyimages-748344213.jpg] Wall Street doubles down on prediction markets Wall Street professionals are bullish on the future of prediction markets like Polymarket. [https://www.thestreet.com/crypto/markets/wall-street-doubles-down-on-prediction-markets]