标题: CFA 3 级的一个问题求教 [打印本页] 作者: jiangbond 时间: 2017-5-27 23:11 标题: 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
