Exam 3: Demand Theory

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Joseph's utility function is given by xA + 2xB, where xA denotes his consumption of apples and xB his consumption of bananas. If a banana cost 50 cents and an apple costs also 50 cents, how many apples will he buy if his income is $10?

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Which of the following assumptions about consumer behaviour implies that the utility maximizing choice will be on the budget constraint.

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A price consumption path is derived by:

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Own price elasticity of demand is defined as:

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Mr. Inflexible's utility function is U(x1,x2)= min(x1,x2). The price of x1 is $2 including a $1 excise tax, the price of x2 is $2, and Mr. Inflexible's budget is $120. Imagine substituting a lump- sum tax for the excise tax. If both taxes raise the same amount of tax revenue, the lump- sum tax is:

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Elasticity is an attractive measure of comparative static responses for all of the following reasons except, elasticities:

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The price of x is $1 and the price of y is $2. An individual with a fixed money income consumes 10 units of each in equilibrium. Suppose the price of x increases to $2 and the price of y increases to $3 while her money income increases to $50. Will her consumption of y fall?

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Hamburger University is losing $4 million dollars per year. The trustees of the university want to increase fees to cover the deficit. The president of the student body wants to decrease fees to cover the deficit. On the basis of this information, which of the following is true?

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If Mary always spends 10% of her income on records, regardless of the prices of records or other goods, then:

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Fred's demand for beer is given by x = M/2px. For Fred, beer is a(n):

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Imagine an excise tax and a lump- sum tax which would raise the same revenue from an individual Ms. Arbitrary who has convex preferences. If she was given a choice between the two taxes, then:

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Joe consumes just two goods, x1 and x2 and both are inessential. His indifference curves are convex. Joe will buy a positive quantity of x1 if:

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Mr. Inflexible's utility function is U(x1,x2)= min(x1,x2). The price of x1 is $1, the price of x2 is $2, and Mr. Inflexible's budget is $120. If an excise tax of $1 per unit is placed on x1, the utility maximizing bundle is:

(Multiple Choice)
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Mr. Inflexible's utility function is U(x1,x2)= min(x1,x2). The price of x1 is $2 including a $1 excise tax, the price of x2 is $2, and Mr. Inflexible's budget is $120. Imagine substituting a lump- sum tax for the excise tax. If both taxes leave Mr. Inflexible on the same indifference curve, then the Lump- sum tax is:

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Ron's utility function is given by U(x,y)= min[2x,y]. If the price of x is 1 and the price of y is 1, Ron spends his $12 income on:

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According to the text, the income elasticity for cigarettes has been estimated at between - 0.23 and - 0.55. What happens to total consumer spending on cigarettes as the tax on tobacco products increases?

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In January a severe frost destroyed 1/3 of the American orange crop, and growers anticipated bankruptcy. By year's end, however, they realized that their profits were larger than ever. Which of the following could not explain this curious result?

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Joseph's utility function is given by xA + 2xB, where xA denotes his consumption of apples and xB his consumption of bananas. Suppose apples and bananas have the same price, 50 cents. If his income is $10, then Joseph will consume:

(Multiple Choice)
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Suppose an individual's income is the same before and after an excise tax is imposed on good 1 and the demand for good 1 is elastic. Will the excise tax lead to an increase in spending on other consumer goods?

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Income elasticity of demand for an inferior good is:

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