1. Describe the differences between internal and external credit ratings. Describe the three principal external rating agencies and explain why different approaches (Internal vs External) are favoured by different institutions
2. Tucker Corporation is planning to issue new 20-year bonds. The current plan is to make the bonds non-callable, but this may be changed. If the bonds are made callable after 5 years at a 5% call premium, how would this affect their required rate of return?