2A Why is the interest rate that banks pay to depositors usually very close to the interest rate on short-term government securities? 2B Why is an upward sloping yield curve usually a good thing for banks? 2C What is one advantage and one disadvantage of requiring banks to have a high level of bank capital? 2D Why were home mortgages considered to be very low risk loans? 2E. Suppose banks realized that home mortgage loans carried an increase level of risk during the housing boom. How would this have affected the interest rate on these mortgages? Justify your