2. You are the risk manager of the regional bank Security First Trust (retail bank). The balance sheet of this bank is as follows (in millions of euros):

	Value (in millions of euros)	Duration (in years)
Assets
Property Mortgage	300	10
Car loans	200	3
Cash and cash equivalents	100	0
Total Assets	600
Liabilities
Shareolders Equity	50	?
Medium and long term debts	200	12
Term deposits	150	2
Demand deposits	200	0
Total lialbilities	600

3. If due to a new government consumer support program, this bank experienced a wave of prepayments on auto loans, reducing the size of its auto loan portfolio from 200 million to 100 million and increasing cash on hand to 200 million. What would be the duration of this bank's equity as a result of these prepayments?

4. Why is the duration of the liabilities of an investment bank higher than that of a retail bank?