Brand Loyalty and Monopolies
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Questions and Answers

Which market structure is characterized by a single firm representing the market and facing significant barriers to entry?

  • Monopolistic competition
  • Perfect competition
  • Oligopoly
  • Monopoly (correct)

Which of the following is a distinguishing characteristic of a monopoly market?

  • The firm has no pricing power
  • The demand curve is perfectly elastic
  • There are no barriers to entry
  • The product offered has no close substitute (correct)

What is the condition for a perfectly competitive firm to maximize its return?

  • MR = MC (correct)
  • MR = AR
  • MR < MC
  • MR > MC

What is a possible source of market power for a monopoly?

<p>Government-controlled authorization (B)</p> Signup and view all the answers

What is one example of a near-monopoly dominant firm?

<p>De Beers Consolidated Mines Limited (A)</p> Signup and view all the answers

What is the most common form of monopolistic market power?

<p>Government-controlled authorization (C)</p> Signup and view all the answers

What is the condition for a perfectly competitive firm to maximize its return?

<p>MR = MC (B)</p> Signup and view all the answers

Which of the following is a potential source of market power for monopolies?

<p>All of the above (D)</p> Signup and view all the answers

What is the demand relationship in a monopoly market?

<p>P = a/b - (1/b)QD (B)</p> Signup and view all the answers

What is the marginal revenue curve in a monopoly market if the demand schedule is linear?

<p>Twice as steep as the demand schedule (C)</p> Signup and view all the answers

What is the total revenue equation in a monopoly market?

<p>TR = 800QD − 2QD^2 (D)</p> Signup and view all the answers

What is the profit-maximizing level of output in a monopoly market?

<p>QD = 75 (C)</p> Signup and view all the answers

What is the marginal cost equation in a monopoly market?

<p>MC = 50 + 6Q (D)</p> Signup and view all the answers

What determines the profit-maximizing level of output in a monopoly market?

<p>Intersection of MC and MR (D)</p> Signup and view all the answers

According to the text, what happens to the industry supply curve in the long run when there is an increase in economic profit?

<p>It shifts to the right, away from the origin of the graph. (D)</p> Signup and view all the answers

In the long run, where does the perfectly competitive firm operate in terms of marginal cost and average cost?

<p>At the point where marginal cost is equal to average cost. (A)</p> Signup and view all the answers

What does it mean for a perfectly competitive firm to earn zero economic profit in the long run?

<p>The firm is breaking even. (B)</p> Signup and view all the answers

What is the relationship between total revenue and price in the long-run equilibrium of a perfectly competitive firm?

<p>Total revenue is equal to price. (D)</p> Signup and view all the answers

What is the long-run marginal cost schedule of a perfectly competitive firm?

<p>The perfectly competitive firm's supply curve. (D)</p> Signup and view all the answers

What is the basic rule of profit maximization for a perfectly competitive firm in long-run equilibrium?

<p>MR = MC (C)</p> Signup and view all the answers

What is the relationship between the perfectly competitive firm's demand schedule and its marginal revenue and average revenue?

<p>They are all equal. (A)</p> Signup and view all the answers

Which of the following methods can be used to solve the profit function in a monopoly market?

<p>All of the above (D)</p> Signup and view all the answers

In a monopoly market, the profit-maximizing quantity of output occurs when Q* is equal to how many units?

<p>75 (D)</p> Signup and view all the answers

What is the price per unit in a monopoly market when Q* = 75 units of output?

<p>650 (C)</p> Signup and view all the answers

What is the total maximum profit in a monopoly market when Q* = 75 units of output?

<p>8,125 (D)</p> Signup and view all the answers

In a monopoly market, where does the price and output combination that maximizes profit occur on the demand curve?

<p>In the elastic portion (A)</p> Signup and view all the answers

What is the relationship between marginal revenue (MR) and price elasticity (EP) in a monopoly market?

<p>MR = P[1 - 1/EP] (D)</p> Signup and view all the answers

If a monopoly firm knows that its marginal cost is constant at 75 and the price elasticity of demand is 1.5, what is the optimal price?

<p>225 (B)</p> Signup and view all the answers

In a regulated monopoly, what is the output level and price set by the government regulator?

<p>QR and PR (A)</p> Signup and view all the answers

Why is the competitive solution unfair for a regulated monopoly?

<p>The price does not cover the average cost of production (C)</p> Signup and view all the answers

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