A portfolio generates an annual return of 16%, a beta of 1.2, and a standard deviation of 19%. The market index return is 12% and has a standard deviation of 16%. What is the Sharpe measure of the portfolio and what is the Treynor measure of the portfolio if the risk-free rate is 6%? Explain the similarities and differences between the Sharpe ratio and Treynor measure. Also, explain the most appropriate application for each.