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chap 18
| Term | Definition |
|---|---|
| need | requirements for survival such as food clothing and water |
| want | a thing we should like to have such as entertainment vacations or items that make life comfortable and enjoyable |
| economics | the study of individuals and nations make choices about ways to use sources resources to fulfill their need and wants |
| microeconomics | the economics behavoir and decision making by individuals and small business |
| macroeconomics | economic behavior and decisions making by the government or a whole industry or society |
| economics models | simplified representation of the real world that economist develop to describe how the the economy behaves and is expected to perform in the future |
| economic systems | nations way of producing things in people want in need |
| resource | wealth |
| scarcity | not having enough resources of things you would like to have |
| marginal cost | the additional or extra benefit associated with an action |
| cost benefit analysis | economic models that compare the marginal cost and marginal benefit of a decison |
| trade off | the alternative you face if you decide to do one thing rather then another |
| opportunity cost | the cost of the next best alternative use of time ans money when choosing to do one thing rather the another |
| marginal benefits | the additional or extra opportunity cost associated with an action |