Microeconomics Final Mul. Choice – Flashcards
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For a monopolist that produces in the short run and does not price discriminate, price always has to be
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greater than marginal cost at the profit-maximizing quantity
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A monopolist is
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a single seller of a product with no close substitutes
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Which level of output maximizes profit for this non-discriminating monopolist?
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MC = MR
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What price will be charged by the profit-maximizing monopolist that does not price discriminate?
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Where MR = MC, up to the Demand curve, and over to the Y-axis to find price
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Maximum profit for the profit-maximizing (non discriminating) monopoly will be
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MR = MC, up to Demand curve over to price axis MINUS MR=MC, up to ATC over to price TIMES MR=MC quantity
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For a monopolist that does not price discriminate, consumer surplus at the profit-maximizing level of output is
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The area under the demand curve bounded by the price where MR = MC, up to demand and over to the price axis
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The level of output that would achieve allocative efficiency is
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Where MC = D, down to the x-axis
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If the monopolist engages in perfect price discrimination, price would
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Be between where MC=D and MR=D
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In the monopoly market structure, new firms
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cannot profitably enter the industry, even in the long run
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If the monopolist engages in perfect price discrimination, total revenue would be
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The area under the demand curve bounded by the horizontal axis and the vertical line running through D=MC
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Natural monopolies form when...
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long-run average cost declines as a firm expands output
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A profit-maximizing monopolist produces an output level at which
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Marginal revenue equals marginal cost
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A natural monopoly results when a firm has
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decreasing average costs over the range of market demand
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Economic regulation of business is justified if, by intervening, government can
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improve the allocation of resources in society
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A monopoly is likely to charge a higher price than an otherwise similar competitive industry would be
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True
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Government controls of price, output, entry of new firms, and quality of service in industries where monopoly appears desirable are known as
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economic regulation
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Public utilities are either government-owned or government-regulated firms
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True
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In a natural monopoly, throughout the range of market demand
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marginal cost is below average cost and therefore pulls average cost downward
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Which of the following is the best example of a natural monopoly: 1) Electrical service to homes in Seattle 2) Production of film by Kodak 3) Production of computers by IBM 4) filmaking in Hollywood 4) Gold mining in the Colorado Rocky Mountains
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1) Electrical service to homes in Seattle
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In order to ensure allocative efficiency on the part of a natural monopoly
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regulators would set price= MC
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The consumer surplus that results from a regulated monopoly that charges a price equal to MC, is shown by the area
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MC=D over to price axis, up to MR=D, back down to MC=D
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The welfare loss associated with the unregulated natural monopoly is shown by the area
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MC=MR up to D, down to MC=D, than back to MC=MR
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Compared to the profit-maximizing outcome, marginal cost pricing in natural monopoly leads to
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greater output
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Production by a monopoly would result in the socially optimal allocation of resources if
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price is set equal to MC
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If the natural monopoly is regulated so that it earns a normal profit,
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Then price and quantity can be found from the point when average cost = Demand
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Oligopolistic industries consist of
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a few interdependent firms
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Firms may easily enter a monopolistically competitive market
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True
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Product differentiation helps determine the slope of the demand curve facing a firm in monopolistic competition
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true
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The forces that determine the cost of production are largely independent of the forces that shape demand
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True
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Monopolistic competition
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Denotes an industry with many sellers of differentiated products
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What is unique to oligopoly among all the market structures?
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mutual interdependence
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Monopolistically competitive industries consist of
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many firms, each selling a slightly different product
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Collusion among firms to raise price is rare in monopolistically competitive markets because
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there are too many firms
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Monopolistic competition is different from perfect competition because monopolistic competitors produce
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differentiated products
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It is harder to explain the behavior of firms in oligopoly than in other market structures because in oligopoly,
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firms base their decisions on what their rivals do
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The demand curve facing a monopolistically competitive firm
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Slopes downward because it sells a differentiated product
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If a monopolistically competitive firm raises its price
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it loses some, but not all of its customers
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A monopolistic competitor's demand curve is
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more elastic than a monopolist's or oligopolist's but less elastic than a perfect competitors
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A monopolistic competitor is in short-run equilibrium when
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it is earning a positive economic profit (Where MC=MR, demand is higher than AC)
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The resource market is different from the product market because
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in the resource market, firms are demanders and households are suppliers
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The marginal revenue product curve slopes downward only if the firm is a price searcher in the product market
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False
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As the price of a resource (like labor) decreases
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producers are more willing and able to hire that resource
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The marginal revenue product curve represents a firm's demand curve for a resource
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true
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Derived demand refers to
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demand for a resource derived from the demand for the product produced by that resource
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for a firm hiring a resource in a perfectly competitive resource market its demand curve for the resource is its
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marginal revenue product curve
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marginal revenue product is defined as
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the additional revenue generated by one additional unit of a resource, other things constant
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The marginal revenue product of labor equals
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change in total revenue/change in units of labor
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A worker's labor supply depends on, among other things, his ability, his preference for the task, and the opportunity cost of his time
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True
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Leisure time is NOT subject to diminishing marginal utility
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false
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As the wage rate increases, the income effect tends to reduce the quantity of labor supplied to the market
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True
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According to Coase
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externality problems can be solved efficiently by the assignment of property rights if transaction costs are low
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When consumption of a good or service produces benefits or costs that are not reflected in the market price of the good, this is a/an
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externality
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When an activity results in the imposition of external costs, markets will produce more than the socially optimal level of that activity
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True
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According to the Coase theorem, if bargaining costs are small, then there will be an efficient solution to the problem of toxic waste
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regardless of which party is assigned the property rights
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The Coase theorem argues that the assignment of property rights will generate an efficient solution tot he problem of
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negative externalaties as long as bargaining costs are small...NOT any type of market failure
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When an activity results in the creation of external benefits, markets will produce more than the socially optimal level of that activity
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Falso
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Some pollution occurs because property rights to some resources are well defined
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false
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An externality is
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any cost or benefit of a transaction that is not accounted for in the market price
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Fish are renewable resources when
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they are taken and replaced at rates that provide a steady supply
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Private markets can allocate resources optimally
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only if property rights are well defined and can be easily enforced
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common pool problem
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one in which resources to which access is unrestricted will tend to be overused
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In the short run, a perfectly competitive firm will always shut down if, at all positive output levels, total revenue is
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less than variable cost
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Resources are efficiently allocated when production occurs at the point at which
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price = MC
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The term productive efficiency refers to
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the production of a good at the lowest long-run average cost
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At its present rate of output, a perfectly competitive firm finds that its marginal cost exceeds its marginal revenue and its price exceeds average variable cost. To maximize profit the firm should
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reduce output
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Perfectly competitive firms are
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price takers
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For a perfectly competitive firm operating at the profit-maximizing output level in the short run
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MC=price
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In a perfectly competitive market
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-no barriers to entry -each firm knows the prices of outputs and inputs -each firm chooses the quantity it wants to sell -economic profit is zero -firms experience constant returns to scale
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What area represents fixed cost at the loss-minimizing output?
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Find MC=D, go down to AVC and start there. Go straight up to ATC, then over to y-axis then draw straight down and back over to AVC.
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You are hired as a production analyst at Monopoly-R-Us and you estimate that, at current output, demand is inelastic and marginal cost is positive. You advise them to increase profit by
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Raising price into the elastic range