{固定描述} The National Football League has formally urged the Commodities Futures Trading Commission to ban certain types of event contracts on sports prediction markets, citing concerns over potential manipulation and integrity risks. In a recent letter reviewed by CNBC, the league recommended prohibiting contracts tied to specific in-game events such as the first play of a game or player injuries, alongside raising the minimum age for market participants to 21.
NFL Calls for Restrictions on Prediction Market Contracts to Protect Game Integrity - {财报副标题}
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