宏观经济学,关于monetary policy and interest rate,大哥大姐们,急.Consider an economy in which the interest rate is zero.Comment on the effectiveness of monetary policy in this particular case...

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宏观经济学,关于monetary policy and interest rate,大哥大姐们,急.Consider an economy in which the interest rate is zero.Comment on the effectiveness of monetary policy in this particular case...
宏观经济学,关于monetary policy and interest rate,大哥大姐们,急.
Consider an economy in which the interest rate is zero.Comment on the effectiveness of monetary policy in this particular case.
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宏观经济学,关于monetary policy and interest rate,大哥大姐们,急.Consider an economy in which the interest rate is zero.Comment on the effectiveness of monetary policy in this particular case...
利率为0时.首先投资会无限大,也就是说有钱的人都会去投资,从而储蓄将会变为0.这是因为,总需求中的投资需求是利率的反函数.
此时的货币政策将毫无效果,因为实行宽松的货币政策时,银行发行多少货币,都将被市民留在手中,等待着与利率相反改变的证券价格的下跌来买进,这时的情况叫凯恩斯陷阱,也叫流动偏好陷阱