You have a portfolio with an expected return of 12% and a volatility of 8%. The efficient portfolio has an expected return of 16% and a volatility of 14%. The risk-free interest rate is 2%. a) Calculate the Sharpe ratio for your portfolio b) Calculate the Sharpe ratio for the efficient portfolio. c) Suppose you want to maximize your expected return without increasing your risk. How can you achieve this goal? Without increasing your risk, what would be your maximum expected return?

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