Ed Weick wrote,

>It should be noted that the footnote appears to confirm the life-expectancy
>figure used by Prof. Cohen.  However, Tom's point about the accuracy and
>meaningfulness of the figure remains valid.

I've seen several other sources confirming the life expectancy figure of 57
years for males. It's also feasible for the numbers to be accurate -- in the
sense that they are correctly computed using appropriate data, etc. -- yet
still exagerate the impact of the changes simply because of the way an
indicator such as "life expectancy" is constructed.

Regards, 

Tom Walker
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