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The measure of risk for a security held in a diversified portfolio is______.A、sp
The measure of risk for a security held in a diversified portfolio is______.A、sp
游客
2025-06-20
17
管理
问题
The measure of risk for a security held in a diversified portfolio is______.
选项
A、specific risk
B、standard deviation of returns
C、reinvestment risk
D、covariance
答案
D
解析
答案为D项。reinvestment risk“再投资风险”。covariance“协方差”,是指两项资产的收益率相应变动或变化的程度。正的协方差表示两种资产的收益率倾向于向同一方向移动或变化,而负的协方差表示两种资产的收益率向相反方向移动。收益的标准差是用来衡量某一项资产的风险程度的,而衡量投资组合中某一证券的风险使用的是协方差这一指标。故本题选D项。
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