Fundamentals of Business

Market

Market a place where sellers and buyers exchange goods/services. In any market there are consumers on one side firms on the other side.

Trading.

NOTE:
One must distinguish money from cash.,
. Cash is currency, the legal tender, that is coins and notes.
While
. Money is a medium of exchange, that is cash equivalent for example
Bank Cheques, Bankets drafts, direct debit e.tc.
The underlined words wfth asterisk, that is firm, price.
Consumers, preferences and income are the basis of what is known as Micro-economy, explained next.

Note:
Before money, trade was through bartering, that is exchanging one good or service for another, still exist in some primitive societies and to some least extent in developed societies.

An example of bartering in developed societies
Part exchanges, when you exchange your car for another, part is bartering (the current market value of your car) and the difference, through paying money.
Mathematically: The value of the car you want to buy - market value of your car = Price you pay for the exchange car.