Markowitz formalized a notion of mean return and covariance's for common stocks which allowed him to quantify the concept of "diversification" in a market.
马克维茨将回归概念形式化并且协方差的普通股让他可以在市场中量化“多元化”的概念。
Markowitz formalized a notion of mean return and covariance's for common stocks which allowed him to quantify the concept of "diversification" in a market.
马克维茨将回归概念形式化并且协方差的普通股让他可以在市场中量化“多元化”的概念。
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