If firms can neither enter nor leave an industry, which time period is relevant?
Correct answer A. Short run
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Page 4 of Economics multiple-choice questions with answers. Tap an option to check yourself.
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Correct answer A. Short run
Correct answer D. Trade diversion
Correct answer B. Trade creation
Correct answer D. The rate that is just sufficient to keep owners or investors satisfied
Correct answer B. Economies-of-scale effect
Correct answer D. Anything greater than the normal opportunity cost of investing
Correct answer B. Twice as steep as the demand curve
Correct answer B. Relatively high; relatively large
Correct answer C. It has equated marginal revenue and marginal cost
Correct answer C. Wages in the United States will rise relative to Mexican wages
Correct answer C. Producing more and charging a lower price
Correct answer A. By producing differentiated products
Correct answer C. Lower its price
Correct answer B. It is not efficient because too little output is produced and that output is produced at a cost above minimum average total cost
Correct answer A. Oligopoly
Correct answer B. A concentrated industry
Correct answer D. Collusion
Correct answer A. The market for copper, where there are very few producers and the product is standardised
Correct answer A. Demand in response to a price increase is more elastic than in response to a price decrease
Correct answer C. Entry to it and exit from it are both costless