Final Exam Flashcards

1
Q

The argument that purchases of minivans cause large families is an example of

A

reverse causality

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2
Q

in economics, capital refers to

A

buildings and machines used in the production process

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3
Q

equilibrium quantity must decrease when demand

A

increases and supply does not change, when demand does not change and supply decreases, and when both demand and supply decrease

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4
Q

if the price elasticy of supply for a good is equal to infinity, then the

A

supply curve is horizontal

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5
Q

Suppose this economy is producing at point W (inefficient), which of the following statements would best explain this situation

A

there is unemployment in the economy

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6
Q

suppose that someone makes the argument that because empty alcohol containers are found at many accidents, the containers cause accidents. this would be an example of

A

omitted variables

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7
Q

total revenue

A

remains unchanged as price increases when demand is unit elastic

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8
Q

when a tax is placed on the buyers of a product, the

A

size of the market decreases, the demand for the product decreases, and effective priced received by sellers decreases and the price paid by buyers increase

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9
Q

total surplus is represented by the area below the

A

demand curve and above the supply curve, up to the equilibrium quantity.

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10
Q

when two variables move in opposite directions, the curve relating them is

A

downward sloping, and we say the variables are negatively related

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11
Q

which of the following does not shift the damand curve for mp3 players

A

a decrease in the price of mp3 players

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12
Q

for a particular good, a 10% increase in price causes a 3% decrease in quantity demanded. Which of the following statements is most likely applicable to this good

A

the relevant time horizon is short

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13
Q

is goods a and b are complements, then an increase in the price of good A will result in

A

less of good B being sold

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14
Q

if a price floor is not binding, then

A

the equilibrium price is above the price floor

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15
Q

is a tax is imposed on a market with inelastic demand and elastic supply then

A

buyers will bear most of the burden of the tax

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16
Q

when supply and demand both increase, equilibrium

A

price may increase, decrease, or remain unchanged

17
Q

when a tax is imposed on a good the

A

equilibrium quantity of the good always decreases

18
Q

why does a firm in a competitive industry charge the market price

A

if a firm charges less, looses potential revenue

if a firm charges more, looses customers to other firms and firms can sell as many outputs as they want at market price

19
Q

a negative externality will cause a private market to produce

A

more than is socially desirable

20
Q

the law of diminishing marginal utility is

A

the principal that the extra satisfaction of a good or service declines as people consume more in a given period

21
Q

consumer equilibrium

A

is a condition in which total utility cannot increase by spending more of a given budget on one good and spending less on another good

22
Q

competitive firms face

A

horizontal demand curve and they can sell as much output as they desire at the market price

23
Q

when new firms have an incentive to enter a competitive market, their entry will

A

drive down profits of existing firms in the market

24
Q

when profit maximizing firms in competitive market are earning profits

A

new firms will enter the market

25
Q

the marginal product of labor is equal to the

A

increase in output obtained form a unit increase in labor

26
Q

the government’s benefit from a tax can be measured by

A

tax revenue

27
Q

a competitive firms short run supply curve slopes up based on the assumption of

A

diminishing marginal products

28
Q

diminishing marginal products suggest that

A

marginal cost is upward sloping

29
Q

whenever marginal cost is greater than avearge total cost

A

avearage total cost is rising

30
Q

the efficient scale of the firm is the quantity of output that

A

minimizes average total cost

31
Q

economic profit

A

will never exceed accounting profit