Examlex
When you eat an apple you are eating the
Barter
The direct exchange of one product for another without using money.
Medium Of Exchange
Anything that is widely accepted as a means for the payment of goods and services and repayment of debts.
Opportunity Cost
Represents the value of the best alternative that must be given up in order to pursue a certain action or decision.
Cookies
Small files stored on a user's computer by websites to remember user preferences and activity.
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