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【单选题】
工作在放大区的某三极管,如果当IB从12uA增大到22uA时,IC从1mA变为2mA,那么它的β约为A.
83
B.
91
C.
100
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【简答题】什么是账务处理程序 ? 账务处理程序有哪几种 ?
【简答题】什么是账务处理程序?它主要有哪几种?
【简答题】账务处理程序有哪几种？
【多选题】我国企业、行政、事业等单位会计采用的账务处理程序主要有以下哪几种 ( )。
A.
多栏式日记账账务处理程序
B.
科目汇总表账务处理程序
C.
汇总记账凭证账务处理程序
D.
记账凭证账务处理程序
【单选题】For monopolistically competitive firms in long-run equilibrium:
A.
the demand curve must intersect average total cost at its minimum.
B.
the demand curve must be tangent to the average total cost curve at its minimum.
C.
at the profit-maximizing quantity, the demand curve must intersect the average total cost curve quan
D.
at the profit-maximizing quantity, the demand curve must be tangent to the average total cost curve.
【简答题】汇总过账的账务处理处理程序可以设计哪几种,各自有哪些优缺点?
【单选题】For a monopolistically competitive firm in long run equilibrium:
A.
marginal revenue equals marginal cost and price equals average cost.
B.
the economic profits it is earning will soon be competed away by entry.
C.
accounting profits are zero and price equals marginal cost.
D.
marginal revenue equals marginal cost and average total cost is minimized.
【单选题】in competitive markets, an increase in an effective minimum wage will
A.
decrease unemployment
B.
have a neutral effect on the demand for labor
C.
increase unemployment
D.
decrease the supply of labor
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