【单选题】【消耗次数：1】
在完全竞争市场上，厂商短期均衡条件是（）
①
P=AR
②
P=MR
③
P=MC
④
P=AC
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【简答题】
简述利润最大化原则MC=MR在完全竞争条件下可表达为MC=P
【单选题】
垄断竞争市场上厂商的短期均衡发生于
①
边际成本等于实际需求曲线产生的边际收益时;
②
平均成本下降时;
③
主观需求曲线与实际需求曲线相交，并且边际成本等于主观需求曲线中产生的边际收益时;
④
主观需求曲线与平均成本曲线相切时。
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stunned
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elegance
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