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POVERTY LINE: The official measure of the income needed by a family based on family size, location, and characteristics of the head of the household. The official U.S. poverty line is based on more of a relative poverty level rather than an absolute poverty level. For example, a family of two living in a rural area would need a different amount of money to stay above the official poverty line that would a family of four living in a city.
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Lesson 2: Economic Science | Unit 5: Cause and Effect
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Page: 18 of 20
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- Suppose we suspect an apparent correlation between jogging shoe sales and advertising expenditures. Does advertising cause greater shoe production and sales.
Series of events:- Shoe companies increase advertising,
- Buyers realize that they want or need more shoes,
- Buyers buy more jogging shoes,
- Stores sell shoes and order more,
- Manufactures respond by making more jogging shoes,
- Jogging shoe sales and production are greater.
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DEMAND ELASTICITY AND TOTAL EXPENDITURE The notion that price-induced changes in total expenditure (price times quantity) depend on the relative price elasticity of demand. If demand is relatively elastic, then changes in price cause total expenditure to change in the opposite direction. If demand is relatively inelastic, then changes in price cause total expenditure to change in the same direction. If demand is unit elastic, then changes in price do not cause any change in total expenditure.
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BEIGE MUNDORTLE
[What's This?]
Today, you are likely to spend a great deal of time watching the shopping channel looking to buy either 500 feet of coaxial cable or a coffee cup commemorating the 1960 Presidential election. Be on the lookout for attractive cable television service repair people.
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This isn't me! What am I?
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Al Capone's business card said he was a used furniture dealer.
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"I've always believed that if you put in the work, the results will come. I don't do things half-heartedly. Because I know if I do, then I can expect half-hearted results. " -- Michael Jordan, basketball player
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FTSE-100
Financial Times Stock Exchange 100 stock index (UK)
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