[coldtea]

That would only mean that morality is relative across cultures, not that morality doesn't exist within the same culture.

[eli_gottlieb]

That doesn't really get to the heart of the question, as regards the social psychology of morality: why has some culture arrived to the particular moral notions it teaches and enforces? What properties, objects, or circumstances are they representing?

[coldtea]

>why has some culture arrived to the particular moral notions it teaches and enforces?

Based on its history -- and because enough people came to believe that such a moral code promotes its wellbeing and interests better than alternatives.

[eli_gottlieb]

That is no kind of precise causal explanation.