所以理论上没有免费的对冲，但是如果结合对基本面的看法，可以构建出风险收益比很好的策略
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2025 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy
