In a word, doctrine economist Keynes thinks because of the salary and the price viscidity, the monetary policy can play a role in stabilizing economic fluctuation , but the new classical economist thinks the monetary policy is invalid.

• 总体来说,凯恩斯主义经济学家认为由于工资和价格粘性的存在,货币政策能够起到平抑经济波动的作用,而新古典经济学家则认为货币政策是无效的。