This is literally what you do every day. You exchange something for goods and services
Yes, now that there’s money it’s what happens. Prior to money there were debts, but no exchange of “X” for a set amount of goods or services.
To be money, it must be used as money.
To be money it must meet all the definitions of money. It must be a store of value, it must be a unit of account and a medium of exchange. There was no real money until there were states.
What you are describing is a government issued currency
Government issued currencies are the only real currencies. Everything else is valued by what someone will pay for it in government issued currency.
Yes, now that there’s money it’s what happens. Prior to money there were debts, but no exchange of “X” for a set amount of goods or services.
To be money it must meet all the definitions of money. It must be a store of value, it must be a unit of account and a medium of exchange. There was no real money until there were states.
Government issued currencies are the only real currencies. Everything else is valued by what someone will pay for it in government issued currency.