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CFA 3 级的一个问题求教

我感觉这两个知识点contradict each other

1. High-frequency data lowers correlation estimate, so smoothing data has larger correlation;2. Appraisal-based (smoothing) approach for Real Estate underestimates correlation of asset return with other asset classes

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上一主题:Equity Investments 【 Reading 27】 习题精选
下一主题:2014CFA3级-每日一练-R15-20140320