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【单选题】
关于当教授还是做搬运工的职业选择模型中,提高教授工资反而使教授队伍的平均能力下降,这是因为()。
A.
提高工资反而导致教授工作不安心,压力过大。
B.
提高工资将导致更能胜任的人放弃做搬运工转而去当教授了。
C.
搬运工市场竞争不足。
D.
教授市场竞争不足。
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