Every sale has a buyer and a seller and involves an exchange of a good or service for money.
Just about every good or service in the economy gets sold. (Yes, housework you do yourself is valuable, but doesn't count as being in the economy. Yes, it is isn't fair.)
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Every sale has a buyer and a seller and involves an exchange of a good or service for money.
Just about every good or service in the economy gets sold. (Yes, housework you do yourself is valuable, but doesn't count as being in the economy. Yes, it is isn't fair.)