That, or a system to quickly calculate value more quickly. Considering people traded produce, animals, information, land, jewels, artwork, etc., before coins and currency.
So are you telling us trade is a slavery system?
Or are you trying to define the people who use money for such things. Even then, money only does so much.
As a wise man once said, "Righteousness, is a father teaching his kids, that what's better than wealth is respect in itself."
Trading for resources is very different from the monetary system. In a resource system you can grow your own food, you don't pay rent or mortgage to anyone, you trade for what you want and aren't forced to trade. It's all up to you. That's freedom
The existence that defended it the best and/or took it, told (be it physically or metaphorically) that they claim this land for them and their peoples, because they need it/want it/both.
The animals who had a tendency for territory, fought other animals. Tribesmen fought off wildlife to make and keep their homes. Tribesmen were raided, attacked, enslaved, massacred, etc. by other tribesmen, future military, sometimes natural disasters.
I'm not against countries defining (outlying their country's border). I'm against individuals claiming that they own land, they don't, the country owns all of the land. In a resource economy you would have a government to handle all this land stuff. But for individuals to claim that they own half of the country, yeah. Looking at you Wall Street people