That’s… an interesting hypothesis, but it does not seem all that relevant to discussions of currently existing cultures in the developed world. None of the societies described in the OP are bands of hunter-gatherers, after all. And we should be wary of constructing just-so stories, as it is easy to be led astray…
Even in socialism, altruistic behavior signals something like “in a non-socialist society, I would be more successful than you”.
… and this is an example. The interpretation you describe here is not, in my experience, an accurate portrayal of how people in socialist societies perceive things.
That’s… an interesting hypothesis, but it does not seem all that relevant to discussions of currently existing cultures in the developed world. None of the societies described in the OP are bands of hunter-gatherers, after all. And we should be wary of constructing just-so stories, as it is easy to be led astray…
… and this is an example. The interpretation you describe here is not, in my experience, an accurate portrayal of how people in socialist societies perceive things.