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【简答题】
下列哪一个人可以成为个人独资企业的投资人?( )
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举一反三
【判断题】SF 6 是电负性气体,分子和原子具有很强的吸附自由电子的能力。( )
A.
正确
B.
错误
【判断题】函数在某点可导,则函数在该点连续。
A.
正确
B.
错误
【单选题】Marginal profit equals average profit when:
A.
marginal profit is maximized.
B.
average profit is maximized.
C.
marginal profit equals marginal cost.
D.
the profit minimizing output is produced.
【判断题】一个函数在某点可导则该函数在这点必连续. ( )
A.
正确
B.
错误
【判断题】函数在某点可导,则此函数在该点连续。
A.
正确
B.
错误
【单选题】When marginal revenue is positive,
A.
demand is elastic
B.
marginal revenue is greater than price
C.
decreasing price will decrease total revenue
D.
all of the above
【单选题】Diminishing marginal product occurs when
A.
the marginal product of an input increases as the   quantity of the input increases.
B.
the marginal product of an input decreases as the   quantity of the input increases.
C.
total output increases as the quantity of an input increases
D.
total output decreases as the quantity of an input increases.
【判断题】函数在某点可导,则函数在该点必连续。
A.
正确
B.
错误
【判断题】函数在某点可导,则函数在该点必定连续。
A.
正确
B.
错误
【单选题】Resource use is efficient when production is such that marginal social benefit is
A.
greater than marginal social cost.
B.
equal to marginal social cost.
C.
less than marginal social cost.
D.
at its maximum value.
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