簡單凱因斯 租稅乘數效果問題 - 經濟
By Ursula
at 2017-10-18T10:26
at 2017-10-18T10:26
Table of Contents
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這邊想請教一題簡單凱因斯的乘數計算問題
某國各支出如下：
C=80+0.6(Y-T)
I=40
G=50
X-M=20-0.1Y
則定額稅乘數為:(A)-1.2 (B)1 (C)0.8 (D)1.2
答案:(A)
我是直接把題目帶進下列公式
Ｋg = -b
_____________
1-b+bt+br-e+m
錯誤計算結果 = -0.6 / 1-0.6-0.1
= -0.6 / 0.3
= -2
想請問：代入公式這樣算，分母會等於0.3
是否mY的m都要取正數呢？
我算其他題,在m>0的情況下，代入公式都沒問題。
感謝！
--
這邊想請教一題簡單凱因斯的乘數計算問題
某國各支出如下：
C=80+0.6(Y-T)
I=40
G=50
X-M=20-0.1Y
則定額稅乘數為:(A)-1.2 (B)1 (C)0.8 (D)1.2
答案:(A)
我是直接把題目帶進下列公式
Ｋg = -b
_____________
1-b+bt+br-e+m
錯誤計算結果 = -0.6 / 1-0.6-0.1
= -0.6 / 0.3
= -2
想請問：代入公式這樣算，分母會等於0.3
是否mY的m都要取正數呢？
我算其他題,在m>0的情況下，代入公式都沒問題。
感謝！
--
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