A fund has employed three investment managers, each of whom is responsible for investing in one-third of all asset classes so that the fund has a well-diversified portfolio. Information about the managers is given below. Calculate the expected return, Sharpe ratio, Treynor ratio, M-squared, and Jensen's alpha for each investment manager (you don't need to show your calculation; only report the calculated values; you can use the following table template.) Which manager has the best performance and why? Table 1: Measures of Portfolio Performance Evaluation Manager E(Ri) Sharpe ratio Treynor Ratio M alpha X Y Z Market (M)