問題詳情
13. The major cause of monopoly market power arises from
(A) incompetent management in competitive firms.
(B) the zero-profit feature of long-run equilibrium in competitive markets.
(C) advertising.
(D) barriers to entry.
參考答案
答案:[無官方正解]
難度:計算中-1
書單:沒有書單,新增