Question 11 September 2008 (Booklet 6, pag 55)

Discussion in 'CM1' started by sir_highbury, Mar 1, 2019.

  1. sir_highbury

    sir_highbury Member

    Dear Madam/Sir,
    could you please explain me the steps to get to the PVL' = -1715531.4, i.e. how the derivate is calculated?
    Thanks and best regards,
    SH
     
  2. Lucy England

    Lucy England Member

    I'm not sure that your question reference is quite right here. Question 9 from CT1 April 2009 asks for spot and forward rates, which don't involve calculating derivatives. Please can you double check the question number?
     
  3. sir_highbury

    sir_highbury Member

    Hi Lucy, thanks for your answer.
    My mistake, I meant page 55 of the booklet 6 related to September 2008 question 11. I updated the tile accordingly.
     
  4. Lucy England

    Lucy England Member

    The PVL' is the derivative of PVL calculated with respect to the interest rate, i.

    So we're taking PVL = 400,000 * (1+i)^(-10) and calculating the first derivative, i.e. 400,000 * (1+i)^(-11) * (-10)

    I hope this helps!
     

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