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A man aged exactly 4 5 has decided to invest some money to purchase a deferred annuity from an insurance company. The man plans to
A man aged exactly has decided to invest some money to purchase a deferred annuity from an insurance company. The man plans to invest R per annum for years. The first payment will be made now, with subsequent payments made annually if he is alive. In addition, he will have lump sums of R to invest in and years time if he is then alive. The man has to choose between a standard whole life annuity and an annuity where the benefits are guaranteed to be paid for at least years and for life thereafter. Both annuities are level, commencing at age
and are payable annually in arrears.
i Write down the equation of value for the standard whole life annuity and for the guaranteed annuity that can be bought.
ii Show that by choosing the guaranteed annuity option, the annuity payable is R per annum lower than under the standard option.
iii. The policyholder chooses to take the standard annuity option. He pays the premium and reaches age Calculate the probability that the policyholder survives long enough so that he receives annuity payments whose nominal amount exceeds the premiums paid.
Basis: Mortality before age : AM ultimate Mortality from age : PMAC Interest: pa effective throughout.
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