Well I suppose if you want to look at it like that, than by strict definition, you're right, we can still have a functioning society without capital markets. B

Well I suppose if you want to look at it like that, than by strict definition, you're right, we can still have a functioning society without capital markets. But as today's cities/nation states, at some comparable level of comfort and consumption, we cannot function without those markets. Hence why there are those of us who believe they are the foundation of modern society.