| A | B |
| Scarcity | Insufficient or inadequate supply. |
| Competition | A rivalry among sellers in which they try to get consumers to buy their goods. |
| Monopoly | A situation where a single business controls the entire supply of a product-controlling the price |
| Economy | Everything having to do with money, businesses, and jobs. |
| Opportunity Cost | Something that you give up when you make an economic choice. |
| Barter | To trade |
| Debt | An amount owed to someone. |
| Goods | Products and merchandise for sale |
| Check | A signed paper that asks a bank to take money from an account and give it to someone else. |
| Budget | A plan for getting and spending money. |
| Consumer | A person who buys or barters for goods or services. |
| Interest | The special fee a person pays on money he or she has borrowed |
| Inflation | A period of rising prices |
| Profit | Money left over after all expenses have been paid. |