February 21, 2017

Homework Help: Economics; The Cost of Production

Posted by Anonymous on Wednesday, October 15, 2008 at 5:32am.

Please check my answers if they are correct. Thank you.

Mark runs a business that sells guitars. In an average year, he receives $900 000 from sales of guitars. Of the sales revenue, he must pay the manufacturer a wholesale cost of $600 000; he also pays wages and utility bills totalling $200 000. If he does not operate this guitar business, he can work in another business and receive an annual salary of $65 000. He owns his showroom; if he chooses to rent it out, he will receive $40 000 in rent per year. Assume that the value of this showroom does not depreciate over the year. No other costs are incurred in running this guitar business.

i. What are Mark’s explicit costs of selling guitars? Select all that apply.

a) The salary Mark could earn if he worked in another business
b) The wages and utility bills that Mark pays
c) The wholesale cost for the guitars that Mark pays the manufacturer
d) The rental income Mark could receive per year if he chose to rent his showroom out

ii. What is the accounting profit of Mark’s guitar business?

iii. What is the economic profit of Mark’s guitar business?

iv. Taking into accounting Mark’s implicit costs of doing business as well as his explicit costs, if Mark’s only goal is to earn as much economic profit as possible, he ________ (should or should not) continue to stay in the guitar business.


i. a, b
ii. $900 000
iii. $100 00
iv. He should continue because he is not losing any profits.

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