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【单选题】
( )利用坚硬但又能热弯成型的胶合板来生产轻巧、舒适而紧凑的现代家具,充分利用了材料的特点。
A.
里特维尔德
B.
雅各布森
C.
西埃
D.
阿尔托
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【单选题】Every time Ashtita tries to break a record, he reaches a point ______ he feels he cannot physically do any more.
A.
where
B.
that
C.
when
D.
which
【单选题】A firm has the long run cost function C(Q) = 5Q 2 + 245. In the long run, it will supply a positive amount of output, so long as the price is greater than:
A.
140
B.
148
C.
35
D.
70
E.
75
【单选题】He's a ______ businessman. He makes a profit at everything he tries.
A.
bright
B.
intelligent'
C.
skillful
D.
shrewd
【单选题】In a monopoly in the long run:
A.
economic profits will be eliminated by the entry of rival firms.
B.
economic profits will be reduced but not eliminated by the entry of rival firms.
C.
entry by other firms will not occur.
D.
the price will be the same as in a perfectly competitive market.
【判断题】传统的胶片照相机有快门转盘标记常见的有1、2、4、8、15等。
A.
正确
B.
错误
【单选题】A firm has the long run cost function C(q)=4q 2 + 4. In the long run, it will supply a positive amount of output, so long as the price is greater than:
A.
16
B.
24
C.
4
D.
8
【单选题】In the long run
A.
all inputs are fixed
B.
a firm is making the optimal input choice when the marginal rate of technical substitution is equal to the input price ratio
C.
the expansion path shows how the input marginal products change as the firm's output level changes
D.
both a and b
【单选题】As used in the last sentence, the phrase 'in short' means ______.
A.
in the long run
B.
in detail
C.
in fact
D.
in a word
【单选题】A firm has the long run cost function C(Q) = 7Q 2 + 252. In the long run, it will supply a positive amount of output, so long as the price is greater than:
A.
168
B.
176
C.
42
D.
84
E.
89
【简答题】A.He tries to find out all he can about a new environment and puts what he thinks into an immediate action. B.He never feels ashamed of what he has done. C.He puts other people in the position of prio...
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