Earlier quoted context omitted.
Why are they "supposed to" do that? It's in the interest of society as a whole to make sure that everyone is looked after in their old age.
The US has to pick model for right or wrong. Saying it's in everyone's best interests to look after people is totally true, but it's not really the design of the US social system. The US is free market, in a free market you look after yourself and in return are a little less regulated and/or taxed. Both work, but yeah...in the current model, it anticipates people looking after their own retirement plans. In my opinio…
Just because you organize a fair amount of the economy around ideas of free market efficiencies (which already has a big asterisk), doesn't mean you should organize all of society around that idea.