问题
单项选择题
If a monopolistically competitive industry becomes perfectly competitive, each firm's long-run average total cost per unit sold will most likely:()
A. decrease.
B. remain the same.
C. increase.
答案
参考答案:A
解析:
当垄断竞争变为完全竞争后,由于产品没有差异化,竞争会加剧,导致产品价格下降,产量上升,长期的平均总成本下降。