A portfolio manager summarizes the input from the macro and micro forecasters in the following table: Required: Calculate the following for a portfolio manager who is not allowed to short sell securities. If allowed to short sell securities, the manager's Sharpe ratio is 0.2283 . a. What is the cost of the restriction in terms of Sharpe's measure? b. What is the utility loss to the investor (A=1.8) given his new complete portfolio? A portfolio manager summarizes the input from the macro and micro forecasters in the following table: Required: Calculate the following for a portfolio manager who is not allowed to short sell securities. If allowed to short sell securities, the manager's Sharpe ratio is 0.2283 . a. What is the cost of the restriction in terms of Sharpe's measure? b. What is the utility loss to the investor (A=1.8) given his new complete portfolio