March 21, 2018 

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EMPIRICAL: Based on or relating to real world data or analysis. Empirical should be contrasted with the theoretical. Whereas theoretical refers to abstract representations, empirical is actual real world observations. Empirical observation is critical to the scientific method. Once an hypothesis implied by a theory, empirical observation is key to the verification process.

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Lesson 1: Economic Basics | Unit 3: The Economy Page: 10 of 18

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  • How an economy is a system of rules, procedures, and institutions designed to address the problem of scarcity.
  • How a mixed economy used the two methods of allocation--markets and government.
  • The continuum of real world mixed economies that are bounded by the two theoretical extremes of a pure market economy and a pure command economy.
  • The degree to which the mixed U.S. economy relies on markets and government to allocate resources.

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The change in business investment expenditures induced by a change in income or production (national income or gross domestic product). The marginal propensity to invest (abbreviated MPI) is another term for the slope of the investment line and is calculated as the change in investment divided by the change in income or production. The MPI plays a role in Keynesian economics. It augments the slope of the aggregate expenditures line and is part to the multiplier process. A related marginal measure is the marginal propensity to consume.

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Today, you are likely to spend a great deal of time at a going out of business sale looking to buy either a wall poster commemorating the 2000 Olympics or a flower arrangement with a lot of roses for your grandmother. Be on the lookout for broken fingernail clippers.
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General Electric is the only stock from the original 1896 Dow Jones Industrial Average remaining in the current index.
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