作者查詢 / ColiColi
作者 ColiColi 在 PTT [ Economics ] 看板的留言(推文), 共35則
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1F推:我算出來是D耶03/09 20:58
2F→:MB=200-2S→P=200-S→4P(公共財的需求線)=800-4S03/09 21:00
3F→:公共財的MB=800-8S 而MC=25 800-8S=25 S=9703/09 21:01
6F推:MB沒有等於P啊 你再看一次我的式子03/09 21:22
9F推:我剛翻了一下書 真的是P=MC耶 我代錯公式 可是這樣好像沒03/09 22:11
10F→:答案耶03/09 22:11
2F推:答案是B嗎? S(國家儲蓄)-I=X-M S=X-M+I=100-55+150=19503/09 16:01
1F推:第二題 先求出Q&P Q=2 P=4 再對pd積分 範圍是0到203/08 08:36
2F→:最後再扣掉p*q →20-2-8/3-2x4=22/303/08 08:37
3F→:第三題看起來是要叫你求需求線 聯立求解就可以了03/08 08:39
4F→:第一題題目怪怪的 是私有財或公共財吧?03/08 08:41
5F→:私有財→Q=100qk=100(12-12p)=1200-1200p03/08 08:42
6F→:公共財→P=100p=100(1-q/12)=100-100q/1203/08 08:43
9F推:你可以參考CS的圖 若需求函數為直線 CS就是左上角的三角03/08 14:56
10F→:形 但因為此題非直線 要透過積分方式 由0積分到2成為梯型03/08 14:57
11F→:須再扣掉下面的四方形 即PxQ 才會CS03/08 14:58
12F→:至於公共財 可能你要再翻書看清楚公共財的定義 書本應該03/08 14:58
13F→:都寫得很清楚了~03/08 14:59
1F推:國外所得的變動也會影響BP02/14 21:25
1F推:第二題是在問由怎樣模式的商品及勞動市場可使工資較高02/09 22:47
2F→:所以勞動市場必為完全競爭02/09 22:51
3F推:至於商品市場..雖然我很直覺的選了B 但剛翻講義不太知道02/09 22:55
4F→:A&B的差異 看公式跟圖形 AB的工資水準應該是一樣的02/09 22:57
4F推:可以用實質匯率來看 q=EPf/P 所以Pf↑,q↑ 外國商品相對01/11 16:43
5F→:變貴,我國對外出口會增加,進口會減少01/11 16:44
3F→:了解了 謝謝~01/06 01:49
2F推:[sf(k)/k-v]-n<0 所以 [sf(k)/k-v]<n 答案為less11/24 11:42
1F推:在只有達到生產效率的情況下,兩生產要素L與K之MRTS會相11/23 15:14
2F→:等,會出現無限多組解11/23 15:18
7F推:第一題的部分,若就古典模型的基本論述 實質變數不會受影10/27 09:37
8F→:響,所以實質匯率不會改變,若就模型去分析,古典之AD-AS10/27 09:37
9F→:模型,當M↑使AD上移,P↑,使(EP*/P)↓ (X-M)↓10/27 09:40
10F→:使外匯需求增加,本國貨幣趨貶,(EP*/P)↑ 跟前者抵銷10/27 09:41
11F→:所以最後(EP*/P)不變 只有E(名目匯率)貶值10/27 09:42