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  Refer to Figure 19.2.Total utility is maximized at A)  6 apples. B)  7 apples. C)  1 apple. D)  3 apples. Refer to Figure 19.2.Total utility is maximized at


A) 6 apples.
B) 7 apples.
C) 1 apple.
D) 3 apples.

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Economists focus on the effect of changes in income and prices in influencing actual consumer purchases.

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Marginal utility is the


A) Change in total utility obtained by spending one extra dollar on a good or service.
B) Change in total utility obtained by consuming one extra unit of a good or service.
C) Change in total utility obtained by selling one extra unit of a good or service.
D) Utility received from consuming the optimal combination of goods and services.

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Complete Table 19.3 below.Assume the price of cola is $8 per unit and the price of pretzels is $4 per unit.  Units of TU ofMU of  Units ofTU of MU of Cola  ColaCola Pretzels  PretzelsPretzels 14040130302___322___2039624266164112___584___\begin{array}{llllll}\text { Units of}&\text { TU of}&\text {MU of }&\text { Units of}&\text {TU of }&\text {MU of }\\ \text {Cola }&\text { Cola}&\text {Cola }&\text {Pretzels }&\text { Pretzels}&\text {Pretzels }\\\hline 1&40&40&1&30&30\\2&\_\_\_&32&2&\_\_\_&20\\3&96&24&2&66&16\\4&112&\_\_\_&5&84&\_\_\_&\end{array} Table 19.3 Michael's Utility Schedule Refer to Table 19.3.If Michael has $28 dollars to spend, why will three colas and four pretzels not be optimal?


A) This combination has less total utility.
B) This combination is affordable but does not maximize utility.
C) This combination is not affordable.
D) This combination has less marginal utility per dollar.

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The marginal utility for a good is computed as


A) Total utility divided by quantity.
B) Quantity divided by total utility.
C) The change in quantity divided by total utility.
D) The change in total utility divided by the change in quantity.

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Economic explanations of consumer behavior take into consideration


A) Ego gratification.
B) Lack of self-confidence.
C) Social status.
D) Prices and income.

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Consumer surplus does not exist because some consumers cannot afford to purchase the product at all.

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A budget constraint line represents combinations of two goods that provide an individual the same total utility.

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Which industry here is unlikely to exhibit price discrimination?


A) Airlines.
B) New cars.
C) Supermarkets.
D) Colleges.

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Complete Table 19.3 below.Assume the price of cola is $8 per unit and the price of pretzels is $4 per unit.  Units of TU ofMU of  Units ofTU of MU of Cola  ColaCola Pretzels  PretzelsPretzels 14040130302___322___2039624266164112___584___\begin{array}{llllll}\text { Units of}&\text { TU of}&\text {MU of }&\text { Units of}&\text {TU of }&\text {MU of }\\ \text {Cola }&\text { Cola}&\text {Cola }&\text {Pretzels }&\text { Pretzels}&\text {Pretzels }\\\hline 1&40&40&1&30&30\\2&\_\_\_&32&2&\_\_\_&20\\3&96&24&2&66&16\\4&112&\_\_\_&5&84&\_\_\_&\end{array} Table 19.3 Michael's Utility Schedule The marginal utility per dollar of the third pretzel is


A) 4.
B) 5.
C) 6.
D) 12.

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The four determinants of demand that are held constant when we consider a movement along a demand curve include all of the following except


A) Price.
B) Income.
C) Tastes.
D) Availability and price of substitute goods.

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Complete Table 19.3 below.Assume the price of cola is $8 per unit and the price of pretzels is $4 per unit.  Units of TU ofMU of  Units ofTU of MU of Cola  ColaCola Pretzels  PretzelsPretzels 14040130302___322___2039624266164112___584___\begin{array}{llllll}\text { Units of}&\text { TU of}&\text {MU of }&\text { Units of}&\text {TU of }&\text {MU of }\\ \text {Cola }&\text { Cola}&\text {Cola }&\text {Pretzels }&\text { Pretzels}&\text {Pretzels }\\\hline 1&40&40&1&30&30\\2&\_\_\_&32&2&\_\_\_&20\\3&96&24&2&66&16\\4&112&\_\_\_&5&84&\_\_\_&\end{array} Table 19.3 Michael's Utility Schedule In Table 19.3, what is the total utility of two units of cola?


A) 32.
B) 40.
C) 72.
D) 96.

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If a good had a zero price (i.e., the good was free) , a rational person would consume


A) An infinite amount of the good.
B) The good until total utility was zero.
C) The good until the marginal utility was maximized.
D) The good until the marginal utility of the last unit was zero.

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Utility maximization is always achieved where total revenue is maximized.

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An indifference curve shows the


A) Maximum utility that can be achieved for a given consumer budget.
B) Maximum utility that can be achieved for different amounts of a good.
C) Combinations of goods giving equal utility to a consumer.
D) Optimal consumption combinations between two goods.

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Which of these examples is an example of price discrimination?


A) Goods are marked down on sale.
B) Wholesale prices differ from retail prices.
C) Seniors pay one price at the movie theater and adults pay more.
D) Cereal manufacturers put discount coupons inside their cereal boxes.

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The farther an indifference curve is from the origin, the more total utility it yields.

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An indifference map shows


A) A set of indifference curves.
B) One indifference curve.
C) A set of indifference curves and a set of budget constraints.
D) A set of budget constraints and one indifference curve.

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Marginal utility represents the additional satisfaction obtained from one more unit of a good or service.

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  Use the indifference curves and the budget lines in Figure 19.3 to answer the indicated question.Assume the price of Y is $1 per unit.Point D on the graph A)  Is not affordable. B)  Is affordable but does not yield the highest utility possible. C)  Is affordable and is the optimal consumption bundle for this individual. D)  Lies on an indifference curve that is not obtainable. Use the indifference curves and the budget lines in Figure 19.3 to answer the indicated question.Assume the price of Y is $1 per unit.Point D on the graph


A) Is not affordable.
B) Is affordable but does not yield the highest utility possible.
C) Is affordable and is the optimal consumption bundle for this individual.
D) Lies on an indifference curve that is not obtainable.

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