完全竞争厂商的“停止营业点” 发生在下列哪一个产出水平上（）
A. P=AC
B. AVC＝AFC
C. P=AVC
D. AC＝AVC
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在完全竞争市场，如果某行业的厂商的价格等于平均成本，那么:()
A. 原有厂商退出该行业
B. 新的厂商进入该行业
C. 既无厂商进入该行业也无厂商退出该行业
D. 以上都不对
All of the following are true of Jordan EXCEPT _________.
A. he watched basketball matches on television
B. he used to watch other guys playing basketball at the playground
C. his older brother taught him how to play basketball
D. he was introduced to basketball by his parents
Jordan was crushed because _________.
A. he could not watch basketball matches on television
B. he was rejected by the varsity basketball team
Coach Smith refused to teach him how to play basketball
D. his biggest fan criticized him harshly
By saying “you’ve become my life” (Para. 8), Jordan means _________.
A. he will earn his life by playing basketball
B. he will play basketball all his life
C. basketball gives him passion, motivation and inspiration
D. he is a big fan of basketball
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