Mr. G has $15,000 to invest. He is undecided about putting the money into tax-exempt municipal bonds paying 3.5 percent annual interest or corporate bonds paying 4.75 percent annual interest. The two investments have the same risk. a-1. Assume Mr. G's marginal tax rate is 32 percent. What is his after-tax yield on the municipal bonds

You are in the market for a new refrigerator for your company’s lounge, and you have narrowed the search down to two models. the energy efficient model sells for $700 and will save you $45 at the end of each of the next five years in electricity costs. the standard model has features similar to the energy efficient model but provides no future saving in electricity costs. it is priced at only $500. assuming your opportunity cost of funds is 6 percent, which refrigerator should you purchase