The only thing there is is individuals transacting with each other. "Society", as an independent entity, is a mirage.
And yes. It probably is like libertarianism. I am a libertarian, and I don't take that as an insult.
And yes. It probably is like libertarianism. I am a libertarian, and I don't take that as an insult.
In plain terms, everyone acting selfishly does not necessarily lead to everyone getting what they need.
Unsurprisingly, these dynamics differ from those found in isolated, individual humans.