Exam 5: Applying Consumer Theory

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Suppose a person's utility for leisure (L)and consumption (Y)can be expressed as U = Y + L0.5.Show what happens to the person's labor supply curve when the income tax is cut from 70 percent to 30 percent.Denote hours worked as H and wage per hour as w.

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One characteristic of a Giffen good is that it

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  -The above figure shows three different Engel curves.Rank them in terms of income elasticity. -The above figure shows three different Engel curves.Rank them in terms of income elasticity.

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  -The above figure shows Bobby's indifference map for soda and juice.B<sub>1</sub> indicates his original budget line.B<sub>2</sub> indicates his budget line resulting from an increase in the price of soda.From the graph,one can conclude that -The above figure shows Bobby's indifference map for soda and juice.B1 indicates his original budget line.B2 indicates his budget line resulting from an increase in the price of soda.From the graph,one can conclude that

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If a good is considered a normal good,the demand curve will shift ________ when income increases because ________.

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Suppose the quantity of x is measured on the horizontal axis.If the price consumption curve is vertical when the price of x changes,then the demand for x is

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Suppose the quantity of x is measured on the horizontal axis.If the income consumption curve is vertical,then the income elasticity of demand for x is

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An increase in unearned income always creates a disincentive to work.

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Before an uneven rise in prices Allan consumed 5 bread and 6 juice.After the price increase and with an increased welfare payment from the government Allan consumes 4 bread and 7 juice.Does the government payment represent a true cost-of-living adjustment (COLA)?

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The Consumer Price Index (CPI)measures inflation for every individual.

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Using a Laspeyres index to calculate the Consumer Price Index (CPI)

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Draw two graphs,one directly above the other.On the upper graph,label the vertical axis Good X and label the horizontal axis Good Y.On the lower graph,label the vertical axis the Price of good Y and label the horizontal axis Good Y.In the upper graph,show the income and substitution effects of a decrease in the Price of good Y when Y is a Giffen good.Draw the corresponding demand curve for Good Y in the lower graph.

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If the price-consumption curve is upward sloping when the price of the good measured on the horizontal axis changes,then the demand curve for that good will be upward sloping.

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Suppose Lisa spends all of her money on books and coffee.When the price of coffee decreases,the

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  -The above figure shows Bobby's indifference map for juice and snacks.Also shown are three budget lines resulting from different prices for snacks assuming he has $20 to spend on these goods.Which of the following points are on Bobby's demand curve for snacks? -The above figure shows Bobby's indifference map for juice and snacks.Also shown are three budget lines resulting from different prices for snacks assuming he has $20 to spend on these goods.Which of the following points are on Bobby's demand curve for snacks?

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A good may be inferior at some income levels and normal at others.

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Newspaper accounts of the U.S.labor market often point out that many people are working more hours than their parents did.What might explain this phenomenon?

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  -The above figure shows Bobby's indifference map for juice and snacks.Also shown are three budget lines resulting from different prices for snacks.As the price of snacks rises,Bobby's utility -The above figure shows Bobby's indifference map for juice and snacks.Also shown are three budget lines resulting from different prices for snacks.As the price of snacks rises,Bobby's utility

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  -The above figure shows Larry's indifference map and budget lines for ham and pork.Which of the following statements is TRUE? -The above figure shows Larry's indifference map and budget lines for ham and pork.Which of the following statements is TRUE?

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What is the benefit of understanding the income and the substitution effects?

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