True/ false

28. The risk-free rate of return is 1.5% and the historical stock market average rate of return is 8%. If Company M has a beta of 1.42, the required rate of return for capital asset pricing is 10.37%? 29. Concentration enables a company to invest a larger amount of funds potentially increasing interest income. 30. A coupon bearing bond will always have a shorter duration than a zero-coupon bearing bond with the same maturity. 31. The yield on any short-term investment instrument is a function of the maturity or holding period, the amount paid and the after-tax yield