CboeがS&P 500バイナリーオプションを復活させ、カルシのポリマーケットによって普及した市場を追いかける

One of the largest U.S. derivatives exchanges is bringing back yes/no bets on the S&P 500 after pulling them a decade ago, moving onto turf that Polymarket and Kalshi turned into one of the internet's fastest-growing corners.