Hunter-gatherer primitive communism is alive and well. It's called "family". At that scale it's easy to do business without money. Capitalism as in money, trad

Hunter-gatherer primitive communism is alive and well. It's called "family". At that scale it's easy to do business without money. Capitalism as in money, trade, loans and private property date back at least to ancient Babylon. If you wish to include "modern" banking in the mix with currency exchange rates, then you go to 1157 Venice or Genoa. What happened hundred years ago was income tax.