李同学2018-06-12 17:42:06
Security market indexes are: constructed and managed like a portfolio of securities. simple interchangeable tools for measuring the returns of different asset classes. valued on a regular basis using the actual market prices of the constituent securities. 老师 C为什么不对
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金程教育Alfred2018-06-12 17:53:03
同学你好,因为有一部分securities是无活跃交易的,就没有market price
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