onsider the following two-bond portfolio of option-free bonds; Bond A Bond B Years to maturity 5 years 10 years Coupon rate 5% 5% Par value 1000 1000 Yield to maturity 8% 6% Par amount owned R3,45 million R2 million Market value R30 367.59 (in 000’s) R18 528 (in 000’s)   Required: a) Without doing any calculations, which bond would have a higher duration b) Assuming that Bond A is an option-free bond, calculate the bond’s modified duration using Macauly’s Duration. c) Assume that the duration of Bond A and B is 4.2 and 7.5 respectively; determine the duration of the portfolio.

Intermediate Financial Management (MindTap Course List)
13th Edition
ISBN:9781337395083
Author:Eugene F. Brigham, Phillip R. Daves
Publisher:Eugene F. Brigham, Phillip R. Daves
Chapter4: Bond Valuation
Section: Chapter Questions
Problem 17P: Bond Value as Maturity Approaches An investor has two bonds in his portfolio. Each bond matures in 4...
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Consider the following two-bond portfolio of option-free bonds;

Bond A Bond B

Years to maturity 5 years 10 years

Coupon rate 5% 5%

Par value 1000 1000

Yield to maturity 8% 6%

Par amount owned R3,45 million R2 million

Market value R30 367.59 (in 000’s) R18 528 (in 000’s)

 

Required:

a) Without doing any calculations, which bond would have a higher duration

b) Assuming that Bond A is an option-free bond, calculate the bond’s modified duration using Macauly’s Duration.

c) Assume that the duration of Bond A and B is 4.2 and 7.5 respectively; determine the duration of the portfolio.

 

Requires:

 

Macauly's Duration 

 

Modified Duration 

 

Weight Bond A

 

Weight Bond B

 

Portfolio Duration 

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