220 



Mr. Spens on Lift Insurance, 

 Extracts from 



7. From the probabilities of living one year given in these tables H, 

 without any adjustment, I have calculated the values of annuities at 

 four per cent, as follows : — 



It is quite clear that in each of these tables the values at the top 

 should be too great, and the values at the bottom too low, and that 

 somewhere between the two the values should be correct. I consider 

 the mediums in the respective columns may be stated as the ages, 29, 

 38, 48, and 57. 



It is also clear, that the value at age 35, should be between the 

 values stated opposite that age in the two first columns ; in 45, be- 



