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> 106年 - 106 國立成功大學_碩士班招生考試_交通管理研究所:經濟學#122773
106年 - 106 國立成功大學_碩士班招生考試_交通管理研究所:經濟學#122773
科目:
研究所、轉學考(插大)-經濟學 |
年份:
106年 |
選擇題數:
0 |
申論題數:
8
試卷資訊
所屬科目:
研究所、轉學考(插大)-經濟學
選擇題 (0)
申論題 (8)
Question 1 Consider a quantity-competition oligopolistic market. There are 9 firms and each firm has a cost C(q)=0.28q+1.6. Suppose that market demand is Q=1,000-1,000P. Answer the following questions. Find firm's output q= _______ and profit π= _______ market price P= _______ and output Q= _______
(a) Calculate monopoly quantity Qm= _______ monopoly profit π= _______ and social surplus SSm= _______
(b) Under the first best pricing regulation, calculate monopoly quantity Q= _______ monopoly profit π= _______ and social surplus SS<sub>f</sub>= _______
(a) Suppose that these two firms compete in quantity (Cournot competition). Calculate firm's output q
i
= _______ firm 1's profit π
1
= _______
(b) Suppose that these two firms collude in quantity (Cartel collusion). Calculate firm's output q
i
= _______ firm 1's profit π
1
= _______
(c) Suppose that firm 1 is a quantity setter and firm 2 is a quantity follower (Stackelberg competition). Calculate firm 1's output q
1
= _______ and profit π
1
= _______
(a) Find the demand of dominant firm Dd= _______
(b) Suppose marginal cost of dominant firm is MC
d
=5,000. Find market price P= _______ the output of dominant firm Q
d
= _______ and the output of fringe firms Q
s
= _______