課程名稱︰個體經濟學
課程性質︰必修
課程教師︰張清溪
開課學院：管理學院
開課系所︰財務金融學系
考試日期（年月日）︰2016/12/07
考試時限（分鐘）：30mins
試題 :
一、(25%)
甲(原點在左下角)原有80單位的X(設在橫軸)與20單位的Y；乙則有20單位的X和80單位
的Y，通過這點MRS(甲,XY) = 0.5，MRS(乙,XY) = 2。
(A) 繪製一個Edgeworth Box，標示此一秉賦點為a點(10%)
(B) 假設在契約線上有一點是b點：
X_甲 = 70, Y_甲 = 70, U_乙(a) = U_乙(b); 又此點甲的MRS(甲,XY) = 0.5。
在圖上繪出契約線，並標出b點。(5%)
(C) 假如市場上有很多甲與很多乙，說明ab線段的斜率，不是競爭市場的均衡價格，並
說明兩物價格的市場調整方向(10%)
二、(5%，Multiple Choice)
Once upon a time, Country C implemented a Down to a Countryside Movement
which forced many high skilled technicians and scientists to remote areas
working as unskilled farmers. (知識份子下鄉插隊落戶) This policy will probably
cause Country C to produce:
(A) inside its production possibilities frontier.
(B) outside its production possibilities frontier with respect to food, but
inside with respect to high-technology goods.
(C) inside its production possibilities frontier with respect to food, but
outside with respect to high-technology goods.
(D) at an inappropriate point along its production possibilities frontier.
三、(20%)
What are the welfare effects of a tariff imposed on commodity X which was
partly domestic produced and partly imported? (You need to plot a diagram and
construct a table to show consumer's surplus, producer's surplus, tax revenue,
social gain and deadweight loss before tariff and after tariff.)
四、(20%)
請分別舉實際例子說明「惡性選擇」與「道德危機」的意涵。
五、(30%)
請用生產可能線(PPC)、無異曲線(Indifference curve)，並設X產品在橫軸，Y產品
在Y軸，按照下列條件，繪圖說明一個國家的最適狀態：
(A) 國內市場均衡(10%)
(B) X的國際價格較國內便宜，Y較貴。現在開放國際貿易，但不改變國內生產點(10%)
(C) 如上題，但改變生產點(10%)
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