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单选题 The short run can be defined as any period of time
学科：微观经济学
时间：2023-12-16 10:34:55
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题目1单选题
Average variable cost and average total costs get closer together as output increases becauseA. diminishing returns set inB. average fixed costs decrease as output increasesC. marginal costs decrease as output increasesD. economies of scale become apparent
题目2单选题
You are the owner and only employee of a company that repairs computers. Last year, you earned total revenues of $75,000. Your costs for equipment, rent, and supplies were $10,000. To start this business you quit a job at another computer software firm that paid $40,000 a year. During the year, your economic costs wereA. $10,000B. $40,000C. $50,000D. $75,000
题目3单选题
The short run can be defined as any period of timeA. less than one yearB. in which some inputs are fixedC. in which all inputs are variableD. in which price is fixed
题目4单选题
Refer to Figure 8.1. The marginal product of the second worker is ________ lawns moved.<img src="http://p.ananas.chaoxing.com/star3/origin/572c629de4b0809f2415ac86.png">A. 4B. 5C. 5.5D. 11
题目5单选题
Refer to Figure 8.1. The lawn mower company's total-product curve shows the followingA. the effects of labor specializationB. the effects of diminishing returnsC. the effects of labor specialization and diminishing marginal productD. none of the above
题目6单选题
If average variable cost decreases as output increases, thenA. marginal cost is negativeB. marginal cost is decreasingC. marginal cost is less than average variable costD. marginal cost is greater than average variable cost
题目7单选题
Which type of cost always increases immediately when output increasesA. fixed costsB. overhead costsC. total variable costsD. sunk costs
题目8单选题
For small quantities of output, average variable cost decreases as output increases due toA. a reduction in the number of workersB. diminishing returnC. labor specialization increases worker productivityD. More information is needed to determine
题目9单选题
A firm will begin to experience diminishing returns at the point whereA. marginal cost increasesB. marginal cost decreasesC. marginal product increasesD. both B and C
题目10单选题
As output increases, total cost also increases. ThereforeA. marginal cost is increasingB. marginal cost is positiveC. average fixed costs are increasingD. all of the above
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