要闻 来源:界面新闻 时间:2025-07-18 16:00:15
(资料图片)
7月18日,大连商品交易所发布通知,为进一步提升期权结算价代表性,该所自2025年7月22日交易日起,对期权结算价业务进行优化,采用SVI波动率模型拟合期权合约隐含波动率曲线进行结算价计算。
(文章来源:界面新闻)
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