单选题 Which of the following statements about the market portfolio is least accurate? A. No portfolio along the Markowitz efficient frontier has a higher Sharpe ratio than the market portfolio. B. The CML and the Markowitz efficient frontier intercept at the market portfolio. C. The risk of the market portfolio is measured in both standard deviation and systematic risk.

【正确答案】 C

【答案解析】The market portfolio's risk is generally measured by standard deviation. Systematic risk is used to calculate the SML. All other statements are correct.