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Free CFA Economics Practice Questions & Answers
2,050 exam-style Economics questions. Pick your answer, hit Check answer, and see the worked solution — free to start, no signup.
100% free · No login to startQuestion 271
Brand loyalty, such as that for Harley-Davidson motorcycles, primarily:
Select an option first.
Correct answer: B — Enhances the firm’s pricing power.
Explanation: ✔ Why correct: Strong loyalty from successful differentiation gives the firm more leverage over price. A and D: Competition and rivals still exist. C: Loyalty is often maintained through continued marketing.
Question 272
If product differentiation in monopolistic competition is very successful, the market structure:
Select an option first.
Correct answer: B — Resembles a single-seller market (monopoly).
Explanation: ✔ Why correct: The text notes that very successful differentiation makes the market resemble monopoly. A: Perfect competition requires homogeneity. C and D: Not implied; entry costs remain relatively low.
Question 273
Despite successful differentiation, in the long run monopolistic competition tends toward:
Select an option first.
Correct answer: B — Zero economic profit due to entry.
Explanation: ✔ Why correct: Low entry costs attract new firms, driving prices and profits toward a zero economic profit equilibrium. A: Profits are competed away. C: Persistent losses would cause exit. D: Regulation is not the defining feature here.
Question 274
The demand curve facing a firm in monopolistic competition is:
Select an option first.
Correct answer: C — Downward sloping.
Explanation: ✔ Why correct: Because products are differentiated, each firm faces a negatively sloped demand curve. A: Perfect elasticity is perfect competition. B: Perfect inelasticity is unrealistic here. D: Demand curves are not upward sloping in standard theory.
Question 275
In monopolistic competition, within certain price ranges, demand can be:
Select an option first.
Correct answer: C — Elastic at some prices and inelastic at lower prices.
Explanation: ✔ Why correct: The text notes ranges where demand is elastic and lower prices where demand becomes inelastic. A and B: Too extreme and not what is described. D: Demand is explicitly related to price.
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Question 276
In monopolistic competition, a well-defined supply curve for the firm:
Select an option first.
Correct answer: C — Does not exist in the same way as in perfect competition.
Explanation: ✔ Why correct: The text states there is no well-defined supply function; output is chosen where MR = MC, and price comes from demand. A: True for perfect competition, not here. B: ATC is a cost curve, not supply. D: Demand is not supply.
Question 277
The profit-maximizing condition for a monopolistically competitive firm in the short run is:
Select an option first.
Correct answer: B — MR = MC.
Explanation: ✔ Why correct: As in other imperfectly competitive markets, profit is maximized where MR equals MC. A: P = MC is the competitive firm’s condition. C: P = ATC implies zero economic profit, not necessarily maximum. D: MR = ATC is not the standard condition.
Question 278
In the short run, total revenue for a monopolistically competitive firm at price P1 and quantity Q1 is:
Select an option first.
Correct answer: B — P1 × Q1.
Explanation: ✔ Why correct: TR is price times quantity; the text explicitly describes TR as the rectangle P1 × Q1. A: Adds price and quantity, which is meaningless. C: C1 × Q1 is total cost. D: That’s profit, not total revenue.
Question 279
At output Q1, average cost is C1. Total cost is therefore:
Select an option first.
Correct answer: B — C1 × Q1.
Explanation: ✔ Why correct: Total cost equals average cost times quantity; the text labels TC as C1 × Q1. A: That’s TR. C: That’s profit. D: Incorrect formula.
Question 280
Economic profit (π) is defined as:
Select an option first.
Correct answer: B — π = TR – TC.
Explanation: ✔ Why correct: The text explicitly states π = TR – TC. A and C: Wrong sign or operation. D: P – MC is a margin, not total profit.
Question 281
At first glance, monopolistic competition appears inefficient because:
Select an option first.
Correct answer: B — Prices are higher and quantity is lower than in perfect competition.
Explanation: ✔ Why correct: The text notes that prices are higher and quantity supplied is less than under perfect competition. A: Reverses the comparison. C: They differ. D: It may resemble monopoly but does not always become one.
Question 282
One reason monopolistic competition is common despite apparent inefficiency is that:
Select an option first.
Correct answer: B — It provides profit incentives to innovate and differentiate.
Explanation: ✔ Why correct: Differentiation gives firms incentives to innovate and experiment, potentially improving living standards. A: Opposite of what the text says. C and D: Long-run entry erodes profits.
Question 283
Differences in consumer tastes and preferences imply that:
Select an option first.
Correct answer: B — Slight variations of goods can capture different market niches.
Explanation: ✔ Why correct: The text explains that variations (e.g., candy flavors) capture niches and match diverse preferences. A: Ignores heterogeneity of tastes. C: The text argues variety can be good. D: Trade in similar goods (cars) is observed and explained by variety preferences.
Question 284
The example of Germany and Japan trading cars illustrates that:
Select an option first.
Correct answer: B — Variety and product differentiation drive trade even in similar goods.
Explanation: ✔ Why correct: Both countries produce good cars, yet trade occurs because consumers value variety and specific brands. A and C: Contradicted by the example. D: Consumers clearly buy foreign brands.
Question 285
In monopolistic competition, long-run economic profit tends to:
Select an option first.
Correct answer: B — Fall to zero as new firms enter.
Explanation: ✔ Why correct: Economic profit attracts entry, which reduces demand for each firm until profit is zero. A: Barriers are low. C: Persistent losses would cause exit. D: Regulation is not the main driver.
Question 286
In long-run equilibrium for a monopolistically competitive firm, output is chosen where:
Select an option first.
Correct answer: B — MR = MC.
Explanation: ✔ Why correct: Even in the long run, the firm sets output where MR equals MC. A: Competitive condition. C: Minimum ATC is not reached in monopolistic competition. D: Not the standard condition.
Question 287
In long-run monopolistic competition, the price P1 at quantity Q1:
Select an option first.
Correct answer: B — Exceeds minimum average cost.
Explanation: ✔ Why correct: The text notes that long-run equilibrium occurs at a higher average cost than the minimum; Q1 < Q2 (the minimum-AC output). A: That’s perfect competition. C: P < AVC would imply shutdown. D: P > MC in monopolistic competition.
Question 288
Compared with perfect competition, long-run output in monopolistic competition:
Select an option first.
Correct answer: B — Is lower and at above-minimum average cost.
Explanation: ✔ Why correct: Q1 (monopolistic competition) is less than Q2 (minimum AC output in perfect competition), and AC is higher. A and C: Misstate the relationship. D: Firms still produce positive output.
Question 289
In monopolistic competition, economic cost includes:
Select an option first.
Correct answer: B — Production costs plus costs associated with product differentiation (e.g., advertising).
Explanation: ✔ Why correct: The text explicitly notes that economic cost includes differentiation costs such as advertising. A: Excludes an important component. C and D: Partial cost measures.
Question 290
In perfect competition, advertising costs are:
Select an option first.
Correct answer: B — Zero or negligible because products are homogeneous.
Explanation: ✔ Why correct: With homogeneous products, there is little need for advertising; the text notes no advertising costs in perfect competition. A and C: Reverse the comparison. D: Not mentioned.
Question 291
One key difference between perfect competition and monopolistic competition in the long run is that:
Select an option first.
Correct answer: B — Only perfect competition operates at minimum average cost.
Explanation: ✔ Why correct: Perfect competition forces operation at minimum LRAC; monopolistic competition settles at higher AC. A and C: Misstate who reaches minimum AC. D: Both have zero economic profit in long-run equilibrium.
Question 292
In monopolistic competition, the long-run equilibrium quantity Q1 is:
Select an option first.
Correct answer: B — Less than Q2, the minimum-AC output.
Explanation: ✔ Why correct: The text explicitly states Q1 < Q2, where Q2 is the output that minimizes average cost. A and C: Contradict the description. D: Q1 is directly compared to Q2.
Question 293
Which statement best describes the hybrid nature of monopolistic competition?
Select an option first.
Correct answer: B — It combines many firms and free entry with some pricing power from differentiation.
Explanation: ✔ Why correct: Many firms, low entry costs (like perfect competition), plus differentiation and pricing power (like monopoly). A, C, D: Describe other structures.
Question 294
In the context of Porter’s five forces, the threat of substitutes refers to:
Select an option first.
Correct answer: B — Alternative products that can satisfy the same need.
Explanation: ✔ Why correct: Substitutes are different products that fulfill similar functions, affecting demand and profitability. A: Threat of entry. C: Power of suppliers. D: Power of buyers.
Question 295
Rivalry among existing competitors is likely to be intense when:
Select an option first.
Correct answer: A — There are many firms and low differentiation.
Explanation: ✔ Why correct: Many firms with similar products typically compete aggressively on price and other dimensions. B: Monopoly has no intra-industry rivalry. C: Entry barriers affect threat of entry, not rivalry alone. D: Buyer/supplier power is separate from rivalry.
Question 296
High switching costs for customers primarily:
Select an option first.
Correct answer: B — Strengthen a firm’s economic moat.
Explanation: ✔ Why correct: High switching costs lock in customers, deepening the moat and protecting profitability. A: They deter entry. C: They usually increase pricing power. D: Differentiation still matters.
Question 297
In monopolistic competition, advertising mainly aims to:
Select an option first.
Correct answer: B — Convince consumers that products are different and build brand loyalty.
Explanation: ✔ Why correct: The text emphasizes advertising and branding as tools to create perceived differences and loyalty. A: Advertising is not primarily a cost-reduction tool. C: It may gain share but not eliminate all rivals. D: It can even raise effective entry barriers.
Question 298
In long-run monopolistic competition, the presence of advertising and differentiation costs implies that:
Select an option first.
Correct answer: B — Economic cost is higher than in perfect competition.
Explanation: ✔ Why correct: Economic cost includes differentiation expenses, so average cost at equilibrium is higher than in perfect competition. A: Profit is driven to zero. C: Minimum AC is not reached. D: Entry is relatively easy.
Question 299
Which statement best captures the consumer benefit of monopolistic competition?
Select an option first.
Correct answer: B — Greater variety and product differentiation, even if prices are higher.
Explanation: ✔ Why correct: The text stresses that consumers value variety and differentiation, even at somewhat higher prices. A: Prices are generally higher, not lower. C: Trade in similar differentiated goods is common. D: Differentiation doesn’t guarantee higher quality, only perceived differences.
Question 300
An oligopoly market is primarily characterized by:
Select an option first.
Correct answer: B — A few firms whose pricing decisions are interdependent
Explanation: An oligopoly has few enough sellers that each is large enough for its pricing decision to measurably affect the others, so decisions are interdependent. Many small firms with no pricing power describes perfect competition; one firm with complete control describes monopoly.
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