Re: [課業]請教兩題研究所考題

看板Economics (經濟學)作者tsiunglin (逍遙)時間16年前 (2010/02/08 22:18)推噓1(1推 0噓 2→)

留言3則, 2人參與討論串2/3 (看更多)

※ 引述《dyuman ( 沒有那種命阿)》之銘言： : ※ [本文轉錄自 Grad-ProbAsk 看板] : 作者: dyuman ( 沒有那種命阿) 看板: Grad-ProbAsk : 標題: [商管] [經濟]-雲科97工管 : 時間: Fri Feb 5 22:12:38 2010 : 40.For this question , assume that the expected rate of inflation is a : function of past year's inflation. Also assume that the umemployment rate : has been equal to the natural rate of umemployment for a number of years. : Given this information , we know that ： : A.the rate of inflation should neither increase nor decrease : B.the rate of inflation will approximately be equal to zero : C.the rate of inflation should steadily increase over time : D.the rate of inflation should steadily decrease : 想法：直覺是想到菲律浦曲線，不過不曉得該怎麼解答... 應該是使用調整菲利浦曲線(adjusted phillips curve) 該模型說明：當失業率為自然失業率的時候代表物價變動率為0 ^^^^^^^^^^ 那物價變動率為0，則通膨率不變(假設其他條件不變之下) 所以答案應該是A : 43.For this question , assume that there are decreasing returns to capital, : decreasing returns to labor , and constant returns to scale. An increase : in the capital stock will cause which of the following ? : A.not change in output : B.an increase in output per capita : C.a reduction in output : D.derease the capital-labor ratio : 想法：直覺是(B), decreasing returns to capital 是什麼意思 ? 報酬遞減 ? : 謝謝各位 !! 那句話是這樣翻譯應該沒錯計算規模報酬是在勞動與資本"皆"增加固定比例後才能計算這邊只說增加資本資本投入增加，產出也增加但勞動沒變所以每人(每位勞工)的產出增加了 -- ※ 發信站: 批踢踢實業坊(ptt.cc) ◆ From: 140.130.198.137 ※ 編輯: tsiunglin 來自: 140.130.198.137 (02/08 22:19) ※ 編輯: tsiunglin 來自: 140.130.198.137 (02/09 00:47)