price elasticity of its product is -2.5 and the income elasticity of its product is 1.5.

Managerial Economics: Applications, Strategies and Tactics (MindTap Course List)
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ISBN:9781305506381
Author:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
Publisher:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
Chapter3: Demand Analysis
Section: Chapter Questions
Problem 9E
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Please tell me which of the multiple choice awnsers are correct for following questions.Please tell me only which ones are correct no explanation necessary

 

18

 

A firm selling ready meals discovers that the price elasticity of its product is -2.5 and the income elasticity of its product is 1.5. Given this information, which of the following statements are true?

Select one or more:
a. A 10% rise in consumer income will lead to a 1.5% rise in sales of its ready meals.
b. A 5% rise in the price of its product will lead to a 12.5% fall in sales of its ready meals.
c. A 4% fall in the price of its product will lead to a 10% fall in sales of its ready meals.
d. A 6% rise in consumer income will lead to a 9.0% rise in sales of its ready meals.
 
19
 

Given a perfectly competitive firm, which of the following statements are true?

Select one or more:
a. In the long run, the firm can make profits greater than normal profit.
b. Marginal revenue will be less than price.
c. In the short run, the firm can make profits greater than normal profit.
d. In the short run, average cost cannot be greater than price.
 
20
 

A firm doubles its inputs and discovers that its output has trebled. The prices of the inputs remain constant. This is an example of:

Select one or more:
a. Constant returns to scale.
b. Increasing returns to scale.
c. Dis-economies of scale.
d. Economies of scale.
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