貨幣乘數題目一題 - 經濟
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By Jacob
at 2013-06-19T23:05
at 2013-06-19T23:05
Table of Contents
※ 引述《owj549 (owj)》之銘言:
: 國家A的央行 資產負債表裡
: 資產項:政府債券2000 負債項:Currencies 1600 ,商業銀行的法定準備 400
: 它要問的是假設商業銀行不持有 Currencies , 而法定準備率為20%
: 國家A的貨幣供給多少?
: 以上是題目的假設
: 書上解答是 1/0.2 乘(1600+400) 答案是10000
: 但我的算法是 0.8+1/0.8+0.2 乘 (1600+400) 算出來是3600
: 照書上的算法它擅自假設 C=0 所以貨幣乘數是 1/R = 1/0.2 = 5
: 但題目裡面沒有這項假設,如果C=0 後面貨幣基數(1600+400) 的1600哪來的?
: 麻煩各位了,快被這題搞瘋了,謝謝
剛剛查了一下賴景昌老師的書....
不知道這樣想法對不對
書上定義currency是"民眾"手邊所持有的貨幣,
所以我假設央行負債項中的Currencies 1600 為社會大眾所持有的C=1600
而藉由另一個負債項 法定準備400 倒推出社會中所有商銀的活存總和D=2000
這樣算出貨幣乘數 (C/D)+(D/D) 除以 (C/D)+(R/D) = 1.8
1.8 乘 強力貨幣2000 = 3600
照題目原始答案...C=0 D=10000
央行資產負債表就要改成
負債項Currencies=0 商銀法定準備 10000 乘 0.2=2000
會不會是這題答案錯了阿
會不會是這題答案錯了
--
: 國家A的央行 資產負債表裡
: 資產項:政府債券2000 負債項:Currencies 1600 ,商業銀行的法定準備 400
: 它要問的是假設商業銀行不持有 Currencies , 而法定準備率為20%
: 國家A的貨幣供給多少?
: 以上是題目的假設
: 書上解答是 1/0.2 乘(1600+400) 答案是10000
: 但我的算法是 0.8+1/0.8+0.2 乘 (1600+400) 算出來是3600
: 照書上的算法它擅自假設 C=0 所以貨幣乘數是 1/R = 1/0.2 = 5
: 但題目裡面沒有這項假設,如果C=0 後面貨幣基數(1600+400) 的1600哪來的?
: 麻煩各位了,快被這題搞瘋了,謝謝
剛剛查了一下賴景昌老師的書....
不知道這樣想法對不對
書上定義currency是"民眾"手邊所持有的貨幣,
所以我假設央行負債項中的Currencies 1600 為社會大眾所持有的C=1600
而藉由另一個負債項 法定準備400 倒推出社會中所有商銀的活存總和D=2000
這樣算出貨幣乘數 (C/D)+(D/D) 除以 (C/D)+(R/D) = 1.8
1.8 乘 強力貨幣2000 = 3600
照題目原始答案...C=0 D=10000
央行資產負債表就要改成
負債項Currencies=0 商銀法定準備 10000 乘 0.2=2000
會不會是這題答案錯了阿
會不會是這題答案錯了
--
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經濟
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