Today is 1 July 2020. Joan has a portfolio which consists of two different types of financial instruments (henceforth referred to as instrument A and instrument B). Joan purchased all instruments on 1 July 2012 to create this portfolio and this portfolio is composed of 40 units of instrument A and 35 units of instrument B.
(c) What is the duration of instrument B? Express your answer in terms of years and round your answer to three decimal places. Assume the yield rate is j2 = 3.92% p.a. Please provide working out.
a. 2.404
b. 5.713
c. 2.857
d. 4.808
(c)
Given semi annual compounding
So coupon = 100*4.01%/2 = 2.005
YTM = 3.92% / 2 = 1.96%
option a is correct
Present value = payments * PV factor
Weights = present value / bond price
Duration = weights * period
Duration = 4.808 periods (semi annual periods)
Since question requires in years = 4.808 / 2 = 2.404 years
(In case of any further explanation please comment.kindly rate the answer if it's helpful thank you)
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