ANNUITIES. 



TABLE IV. 



Shewing the value of an annuity of 11. on a single life, at every age, according to the 

 probabilities of life, in Mr. De Parcieux's table of the mortality. Interest at 5 per cent. 



The calculation of the values of joint 

 lives from any given table of mortality, 

 for every combination of age, is so labo- 

 rious a task, that no such table has yet 

 been published. Mr. Simpson, in his se- 

 lect exercises, gave a table of the values 

 of two joint lives, agreeable to the proba- 

 bilities' of life in London ; but the tables 

 founded on the London bills,representing 

 the rate of mortality among the inhabi- 



TABLE V. 



Shewing the value of an annuity of I/, on the joint continuance of two lives, accord- 

 ing to the probabilities of life at Northampton. Interest at 5 per cent. 



tants, taken in the gross, give the values 

 of lives much too low for the middling and 

 superior classes of the people in London 

 itself j and are wholly improper for gene- 

 ral use. A much more comprehensive 

 table of the value of joint lives has since 

 been calculated by Dr. Price from the 

 Northampton table of mortality, from 

 which the following table is taken. 



