In the US at least, the original retirement age, set in 1935, was 65. The average life expectancy was 60. Today in the US it's 77.8. In France, it's 82. As populations age into a higher percentage of retirees, the system is forced to cope with more people who are purely consumers, and contribute nothing to the system. In a post-scarcity world, this would not be a problem, but currently with the oldest generations own…
That's just because people died young. The mode (most common) age of death was over 75 in France for men in 1930. I'm not sure how WWII factors into that. It's now about 82, eyeballing it (yes, still higher). https://www.cairn-int.info/article-E_POPU_1204_0683--the-mos... People were not "old" and dying at appreciably higher rates given they reached age 60 back then. The general premise that there's a lot of rich old…
The most common age of death in France, for both men and women, in 1930 was 0.