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civics chapter 18
| Term | Definition |
|---|---|
| need | things that are required to have like food, clothing and shelter. |
| want | things we would like to have like entertainment. |
| economics | the study of how we make decisions in a world in which resources are limited. |
| microeconomics | the study of behavior and decision making of small units such as individuals and businesses. (little picture) |
| macroeconomics | deals with economy as a whole and decision making by large units such as governments or whole industries or societies(big picture) |
| economic model | is a theory that tries to explain human economic behavior. |
| economics system | way of producing the things its people want and need. |
| resource | things used in making goods and providing services. |
| scarcity | occurs whenever we do not have enough resources to produce all the things we would like to have. |
| trade-off | is the alternative you face if you decide to do one thing rather than another. |
| oppportunity cost | the cost of the next best use of your time or money when you choose to do one thing rather than another. |
| marginal benefit | the additional satisfaction or benefit received when one more unit. |
| cost-benefit analysis | economic model that compares the marginal costs and marginal benefits of a decision. |
| marginal cost | the additional cost of producing one additional unit of output. |