5. On September 1, 2008, Casper, Inc. sold a $500 million bond issue to finance the purchase of a new manufacturing facility. These bonds were issued in $1,000 denominations with a maturity date of September 1, 2038. The bonds have a coupon rate of 10.00% with interest paid semiannually. Required: a) Determine the value today, September 1, 2018 of one of these bonds to an investor who requires a 4 percent return on these bonds. Why is the value today different from the par value? b) Assume that the bonds are selling for $1,215. Determine the current yield and the yield-to-maturity. Explain what these terms mean. c) Explain what layers or textures of risk play a role in the determination of the required rate of return on Caspers bonds.