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(Created page with "A bond has a modified duration of 8 and a price of 112,955 calculated using an annual effective interest rate of 6.4%. <math>E_{MAC}</math> is the estimated price of this bond at an interest rate of 7.0% using the first-order Macaulay approximation. <math>E_{MOD}</math> is the estimated price of this bond at an interest rate of 7.0% using the first-order modified approximation. Calculate <math>E_{MAC}-E_{MOD}</math>. <ul class="mw-excansopts"><li>91</li><li>102</li><li...")
 
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A bond has a modified duration of 8 and a price of 112,955 calculated using an annual effective
SOA Life Insurance Life Insurance Company has a portfolio of two bonds:
interest rate of 6.4%.
<math>E_{MAC}</math> is the estimated price of this bond at an interest rate of 7.0% using the first-order Macaulay
approximation.
<math>E_{MOD}</math> is the estimated price of this bond at an interest rate of 7.0% using the first-order modified
approximation.


Calculate <math>E_{MAC}-E_{MOD}</math>.
*Bond 1 is a bond with a Macaulay duration of 7.28 and a price of 35,000; and
*Bond 2 is a bond with a Macaulay duration of 12.74 and a price of 65,000


<ul class="mw-excansopts"><li>91</li><li>102</li><li>116</li><li>127</li><li>143</li></ul>
The price and Macaulay duration for both bonds were calculated using an annual effective
interest rate of 4.32%.
Bailey estimates the value of this portfolio at an interest rate of i using the first-order Macaulay
approximation to be 105,000.
 
Determine i.
 
<ul class="mw-excansopts"><li>3.49%</li><li>3.62%</li><li>3.85%</li><li>3.92%</li><li>4.03%</li></ul>


{{soacopyright | 2023 }}
{{soacopyright | 2023 }}

Latest revision as of 13:17, 20 November 2023

SOA Life Insurance Life Insurance Company has a portfolio of two bonds:

  • Bond 1 is a bond with a Macaulay duration of 7.28 and a price of 35,000; and
  • Bond 2 is a bond with a Macaulay duration of 12.74 and a price of 65,000

The price and Macaulay duration for both bonds were calculated using an annual effective interest rate of 4.32%. Bailey estimates the value of this portfolio at an interest rate of i using the first-order Macaulay approximation to be 105,000.

Determine i.

  • 3.49%
  • 3.62%
  • 3.85%
  • 3.92%
  • 4.03%

Copyright 2023 . The Society of Actuaries, Schaumburg, Illinois. Reproduced with permission.