Earlier quoted context omitted.
> Pension is a Ponzi scheme. It's most appropriately a shared investment scheme. Your pension money should not sit idle while you are building it. That money can earn a percentage in many ways and dividend reinvestment makes the fund grow massively. > Retirement depends on having young workers. Profits do. Retirement is going to happen regardless of how many young workers there are.
There is zero advantage to a society-level investment scheme and many disadvantages - mainly due to distancing "investors" from the investment which means that the goal of the system becomes profit only without any consideration for ethics.
The first advantage is they're generally a mix between tontines and annuities, which helps to mitigate longevity risk.