The cml is derived by drawing a tangent line from the intercept point on the efficient frontier to the point where the expected return equals the risk - free rate of return Cml来自于从有效边界上的截取点到预期回报等于无风险回报率的点画一条切线。
2.
A line used in the capital asset pricing model to illustrate the rates of return for efficient portfolios depending on the risk - free rate of return and the level of risk ( standard deviation ) for a particular portfolio 一个线条用于资本资产定价模式中说明有效的投资组合的回报率，取决于无风险回报率和对一特定的投资组合的风险水平（标准偏差、标准离差） 。
