In: Finance
HHK Inc. has an asset portfolio that consists of $220 million of
15-year, 7 percent coupon, $1,000 bonds with annual coupon payments
that sell at par.
a-1. What will be the bonds’ new prices when market yields change
immediately by ± 0.10 percent?
a-2. What will be the new prices if market yields change
immediately by ± 2.00 percent?
b-1. The duration of these bonds is 9.7455 years. What are the
predicted bond prices in each of the four cases using the duration
rule?
b-2. What is the amount of error between the duration prediction
and the actual market values?
Formula to calculate price of bond | ||||
Price of bond | Coupon amount*PVIFA(r,n) + Face value*PV(r,n) | |||
a-1 | ||||
Calculation of price of bond if market yield falls by 0.10 percent | ||||
New yield | 6.90% | 7%-0.10% | ||
PVIFA | (1-((1.069)^(-15)))/0.069 | |||
PVIFA | 9.165721311 | |||
Price of bond | (220*7%)*9.165721+(220*(1/(1.069^15)) | |||
Price of bond | (15.40*9.165721)+(220*0.367565) | |||
Price of bond | $222.02 | million | ||
Calculation of price of bond if market yield increase by 0.10 percent | ||||
New yield | 7.10% | 7%+0.10% | ||
PVIFA | (1-((1.0710)^(-15)))/0.0710 | |||
PVIFA | 9.05066494 | |||
Price of bond | (220*7%)*9.165721+(220*(1/(1.071^15)) | |||
Price of bond | (15.40*9.050665)+(220*0.367565) | |||
Price of bond | $218.01 | million | ||
a-2. | ||||
Calculation of price of bond if market yield falls by 2 percent | ||||
New yield | 5.00% | 7%-2% | ||
PVIFA | (1-((1.05)^(-15)))/0.05 | |||
PVIFA | 10.37965804 | |||
Price of bond | (220*7%)*10.37966+(220*(1/(1.05^15)) | |||
Price of bond | (15.40*10.37966)+(220*0.481017) | |||
Price of bond | $265.67 | million | ||
Calculation of price of bond if market yield increase by 2 percent | ||||
New yield | 9.00% | 7%+2% | ||
PVIFA | (1-((1.09)^(-15)))/0.09 | |||
PVIFA | 8.06068843 | |||
Price of bond | (220*7%)*8.060688+(220*(1/(1.09^15)) | |||
Price of bond | (15.40*8.060688)+(220*0.274538) | |||
Price of bond | $184.53 | million | ||
b-1 | ||||
% change in price of bond = -Duration*Change in yield | ||||
Calculation of price of bond if market yield falls by 0.10 percent | ||||
% change in price of bond | -9.7455*(-0.10%) | |||
% change in price of bond | 0.97% | |||
Price of bond | 220*(1+0.0097) | |||
Price of bond | $222.14 | |||
Calculation of price of bond if market yield increase by 0.10 percent | ||||
% change in price of bond | -9.7455*(0.10%) | |||
% change in price of bond | -0.0097455 | |||
Price of bond | 220*(1-0.0097) | |||
Price of bond | $217.86 | |||
Calculation of price of bond if market yield falls by 2 percent | ||||
% change in price of bond | -9.7455*(-2%) | |||
% change in price of bond | 0.19491 | |||
Price of bond | 220*(1+0.19491) | |||
Price of bond | $262.88 | |||
Calculation of price of bond if market yield increase by 2 percent | ||||
% change in price of bond | -9.7455*(2%) | |||
% change in price of bond | -0.19491 | |||
Price of bond | 220*(1-0.19491) | |||
Price of bond | $177.12 | |||
Calculation of error between duration prediction and actual market data | ||||
Decrease by 0.10% | Increase by 0.10% | Decrease by 2% | Increase by 2% | |
Duration prediction | $222.14 | $217.86 | $262.88 | $177.12 |
Actual market | $222.02 | $218.01 | $265.67 | $184.53 |
Error | $0.13 | -$0.15 | -$2.79 | -$7.41 |