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a) Suppose that you are the manager of a bank whose $100 billion of assets have

ID: 2451970 • Letter: A

Question

a) Suppose that you are the manager of a bank whose $100 billion of assets have an average duration of four years and whose $90 billion of liabilities have an average duration of six years. Conduct a duration analysis for the bank, and show what will happen to the net worth of the bank if interest rates rise by 2 percentage points. What actions could you take to reduce the bank’s interest rate risk?

b) Suppose that you are the manger of a bank that has $15 million of fixed-rate assets, $30 million of rate-sensitive assets, $25 million of fixed-rate liabilities, and $20 million of rate-sensitive liabilities. Conduct a gap analysis for the bank, and show what will happen to bank profits if interest rates rise by 5 percentage points. What actions could you take to reduce the bank’s interest-rate risk?

Explanation / Answer

Answer:a) (a)    what will happen to the market value of assets

The market value of assets will fall by $8 billion.

% change in market value of the assets – % change in interest rate x duration in years

% change in market value of the assets – 2% x 4 years = – 8%

The change in the market value of assets = $100 billion x (– 8%) = – $8 billion

(b)   what will happen to the market value of liabilities

The market value of liabilities will fall by $10.8 billion.

% change in market value of the liabilities – % change in interest rate x duration in years

% change in market value of the liabilities – 2% x 6 years = – 12%

The change in the market value of liabilities = $90 billion x (– 12%) = –$10.8 billion

(c)    what will happen to the net worth of the bank.

Net worth of the bank will rise by $2.8 billion

Net worth = – $8 billion – (– $10.8 billion) = – $8 billion + $10.8 billion = + $2.8 billion

(d)   Describe one action you could take to reduce the bank’s interest-rate risk.

Any one of the following:

a.                   shortening the maturity of liabilities to a duration of 4 years

b.                  lengthening the maturity of assets to a duration of 6 years

                              c.                  engaging in interest rate swap ( swap interest rate earned on this bank’s assets with interest on another bank’s assets that have a duration of 6 years).

Answer:b) Short cut method: GAP = $30 m - $20 m = $10 m

change in profits = 5%*(30-20) = $0.5 m

Explanation:


Liabilities

RSA $30 RSL $20

FRA $15    FRL $25

GAP = RSA – RSL = + $5 million. Profits will increase by $500,000 if interest rates rise by 5 percentage points. Interest income increases by $1,500,000 and interest expense increases by $1,000,000.

$1,500,000 - $1,000,000 = +$500,000