Not everyone can work, or at least, not regular "full-time" work. However, more flexibility could get more productivity out of the aging populace: ending fixed

Not everyone can work, or at least, not regular "full-time" work. However, more flexibility could get more productivity out of the aging populace: ending fixed retirement ages, for instance (some people are decrepit by 70, others are still quite vigorous and active), and also more part-time work, remote work, etc. could get more older people to be contributors to the economy again.