| A | B |
| The study of how people make and use money, goods and services | economics |
| trading | bartering |
| a person who buys/trades goods | consumer |
| How much a product is wanted by the buyer | demand |
| The audience of buyers interested in buying or trading for a product | market |
| the amount of money a person pays for a product | price |
| an item made to sell or trade | product |
| the materials, energy, and money used to make a product | resources |
| the amount of products available for sale | supply |
| a small supply of prducts; not enough to fill the demand | scarcity |
| products left over after selling or trading | surplus |
| to exchange products for money or other products | trade |
| after a business pays its workers and bills, it is the money that is left | profit |
| when items are made one at a time | unit production |
| making goods in large quantities, especially by machinery | mass production |