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【判断题】
每一账页登记完毕结转下页时，应当结出本页合计数及余额，写在本页最后一行和下页第一行有关栏内，并在摘要栏内注明“过次页”和“”字样。( )A.
正确
B.
错误
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举一反三
【单选题】When a monopolist is able to sell its product at different prices to different customers, it is likely engaging in:
A.
quality-adjusted pricing.
B.
price discrimination.
C.
price differentiation.
D.
illegal activities.
【简答题】蒸发器控制阀损坏或调节不当,会造成( )
【单选题】If a monopolist could sell 5 units at $6 and 6 units at $5:
A.
marginal revenue for the 6th unit is $5.
B.
marginal revenue for the 6th unit is zero.
C.
demand is unit elastic over that range of prices.
D.
both (b) and (c) are true.
【单选题】For a single-price monopolist to sell one more unit of a good, it must
A.
lower the price on just the last unit sold.
B.
lower the price on all units sold.
C.
raise the price on just the last unit sold.
D.
raise the price on all units sold.
【单选题】An increase in a monopolist’s average cost will lead to
A.
an increase in price, as the monopolist passes on the price increase
B.
an increase in price only if marginal cost also increases
C.
a decrease in price as the monopolist needs to sell more in order to cover increased costs
D.
an increase in price only if the elasticity of demand is less than 1.0
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