أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
if you are starting a business for yourself.
if you want to retire and spent your days traveling and exploring the world.
....... never retire if retirement to you is to set at home and do nothing cause you will fall in depression then
There isn't one. It depends on the role, the individual and the wider context.
Fixed retirement ages are a silly idea. Nobody benefits from them.
in public service best retirement is age