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【单选题】If a firm produces a return on assets of 15 percent and also a return on equity of 15 percent, then the firm:
A.
has no debt of any kind.
B.
is using its assets as efficiently as possible.
C.
has no net working capital.
D.
has an equity multiplier of 2.
【单选题】弹性滑动是 避免。
A.
不可
B.
可以
C.
不一定
D.
部分
【单选题】If a firm produces a twelve percent return on assets and also a twelve percent return on equity, then the firm:
A.
may have short-term, but not long-term debt.
B.
is using its assets as efficiently as possible.
C.
has no net working capital.
D.
has a debt-equity ratio of 1.0.
E.
has an equity multiplier of 1.0.
【多选题】In the short run, a firm in monopolistic competition produces where
A.
MR = MC and economic profit is equal to zero.
B.
MR = M
C.
the given market price is equal to MC and economic profit is equal to zero.
D.
the given market price is equal to M
【单选题】For a large firm that produces and sells automobiles, which of the following costs would be a variable cost?
A.
a.    The $20 million payment that the firm pays each year for accounting services
B.
b.   The cost of the steel that is used in producing automobiles
C.
c.    The rent that the firm pays for office space in a suburb of St. Louis
D.
d.   All of the above are correct.
【单选题】If a firm produces nothing, which of the following costs will be zero?
A.
total cost
B.
fixed cost
C.
opportunity cost
D.
variable cost
【单选题】Suppose you invest in a firm that produces software for personal computers. ( ) is not a kind of firm-specific risk affecting the rate of return on this investment.
A.
Competition from other manufacturers
B.
Pending lawsuit on the firm’s difficulties
C.
Loss of the major software developers to other companies
D.
A broader decline in the software industry
【简答题】13-2 在杨氏双缝实验中,作如下调节时,屏幕上的干涉条纹将如何变化?试说明理由. (1)使两缝之间的距离变小; (2)保持双缝间距不变,使双缝与屏幕间的距离变小; (3)整个装置的结构不变,全部浸入水中; (4)光源作平行于 , 联线方向上下微小移动; (5)用一块透明的薄云母片盖住下面的一条缝.
【简答题】SAMPLES The samples include pre-production sample, bulk production sample. Two pieces per model of pre-production samples will be sent us before production ( one to Hong Kong office and the other to F...
【简答题】SAMPLES The samples include pre-production sample, bulk production sample. Two pieces per model of pre-production samples will be sent us before production ( one to Hong Kong office and the other to F...
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