Market Value Market Value Duration (Years) Assets Rate Rate Liabilities Duration and (Years) Equity Time Deposits 2.50 CDs 5.00 Equity 4% 6% 1.25 3.00 Cash Loans T-Bonds Total $ $ $ $ 150 675 175 1,000 10% 5% $ $ $ 500 400 100 1,000 Use the following bank information for questions a) e). a) What is the weighted average duration of assets? b) What is the bank's duration gap? c) What is the bank's weighted average cost of liabilities? d) What is the bank's expected economic net interest income? e) If interest rates rise 1% for all assets and liabilities, what is the approximate expected change in the economic value of equity