Volume 1

Observations on reversionary payments; on schemes for providing annuities for widows, and for persons in old age; on the method of calculating the values of assurances on lives; and on the national debt. Also, essays on different subjects in the doctrine of life-annuities and political arithmetic ... / by Richard Price. The whole new arranged, and enlarged ... by William Morgan.

  • Price, Richard, 1723-1791.
Date:
1812
Catalogue details

Licence: Public Domain Mark

Credit: Observations on reversionary payments; on schemes for providing annuities for widows, and for persons in old age; on the method of calculating the values of assurances on lives; and on the national debt. Also, essays on different subjects in the doctrine of life-annuities and political arithmetic ... / by Richard Price. The whole new arranged, and enlarged ... by William Morgan. Source: Wellcome Collection.

    62/474 (page 8)
    be. According to the London Table of Ob- | servations, the numbers dying every year begin to grow less at 50 years of age; and from hence to extreme old age, there is a ~ constant retardation in the decrease of the probabilities of life’. Upon the whole, there- fore, it appears, in answer to the present Question, “ that according to the three —« former Tables of Observations, and sup- - © posing no widows to marry, the number “ enquired after is somewhat greater than “ half the number of the society; but, ac- “ cording to the London Table, a good deat “ greater.” It must be carefully remembered, that this ‘has been determined on the supposition, that husbands and their wives are of equal ages, and that in this case it becomes an equal | chance which shall die first. In reality nei- ther of these suppositions is just. Husbands in general are older than their wives; and, in equal ages, the mortality of males has been found to be greater than the mortality of fe- males. For both these reasons, it is much - more than an equal chance that the husband will die before his wife, or that the woman shall be the survivor of a marriage, and not the man. . This will increase considerably the duration of survivorship on the part of * The reason of this difference between the London and other Tables, will be given at the end of the se- cond Essay, : the