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chapter 18
| Term | Definition |
|---|---|
| need | something you have to have to survive |
| want | something you would like to have |
| economics | financial considerations |
| microeconomics | the branch of economics dealing with particular aspects of an economy |
| macroeconomics | the branch of economics dealing with the broad and general aspects of an economy |
| economic model | simplified representation of the real world that economist develop to describe how the economy behaves and is expected to preform in the future |
| economic system | nations way or producing things its people want and need |
| resource | a source of supply, support, or aid, especially one that can be readily drawn upon when needed. |
| scarcity | shortness of supply |
| trade off | the exchange of one thing for another of more or less equal value, especially to effect a compromise. |
| opportunity cost | the money or other benefits lost when pursuing a particular course of action instead of a mutually-exclusive alternative |
| marginal cost | the cost of one additional unit of any item produced or bought in quantity |
| marginal benefit | |
| cost benefit analysis | economic model that compares the marginal costs and marginal benefits of a decision |