反指，期权，多倍体等都有decay。比如TQQQ, 要实现三倍QQQ收益，必须用马金，即借本金两倍多的钱，全部买入QQQ。借的钱

来源: justbuy168 于 2025-02-15 19:21:00 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.