【单选题】Tammy sells woolen hats in a perfectly competitive market. The marginal cost of producing 1 hat is $24. The marginal cost of producing a second hat is $26 and the marginal cost of producing a third ha...
D.
as many hats as possible
【判断题】If the marginal cost of producing the fifth unit of output is higher than the marginal cost of producing the fourth unit of output, then at five units of output, average total cost must be rising.
【单选题】乳腺癌根治术备皮范围,下列选项错误的是()
【单选题】If the total cost of producing 10 units is $100 and the marginal cost of the eleventh unit is $21, then which of the following is NECESSARILY true?
A.
Total variable costs of 11 units are $121.
B.
Total fixed costs are $79.
C.
The marginal cost of the tenth unit is more than $21.
D.
The average total cost of 11 units is $11.
【单选题】To maximize profit a perfectly competitive firm supplies a good up to the point at which: a. the marginal revenue is higher than the marginal cost. b. the marginal cost of producing the good is zero. ...