1. Explain the term structure of interest rates and the relationship measured. Why must all securities plotted on a given term structure have equal default risk? Of the 4 theories ex- plaining the shape of the yield curve which do you think is most plausible or useful? Why? 2. What is included in the closing costs of a mortgage loan? What counts as income for the bank? What is the purpose of escrow? 1. Explain the term structure of interest rates and the relationship measured. Why must all securities plotted on a given term structure have equal default risk? Of the 4 theories ex- plaining the shape of the yield curve which do you think is most plausible or useful? Why? 2. What is included in the closing costs of a mortgage loan? What counts as income for the bank? What is the purpose of escrow