单选题
All else equal, as the correlation of returns among a set of securities decrease, will a portfolio composed of those securities most likely experience an increase in expected:
Return ? Risk ?
①A. Yes No
②B. Yes Yes
③C. No No
A. ①B. ②C. ③
【正确答案】
C
【答案解析】Holding other factors constants, the lower the correlation of returns the diversification benefit. The standards deviation (risk) of the portfolio will decrease as correlations decrease ; the expected return remains the same.