厉以宁教授在全国政协经济界分组讨论上把脉经济:经济有财政赤字没有太大关系。因为按照周期平衡理论,当经济萧条时,通过财政刺激,产生赤字后,到经济繁荣时期,不要刺激了,财政赤字就消灭了。但是这个理论,二战以后到最近的欧债危机为止,基本结束了。对此,厉以宁说,凯恩斯理论忽略了三个情况。第一个,在欧美国家,每隔四年五年大选 Li Yining, professor in the CPPCC National Committee sub-group discussions on the pulse of economy: economic deficit is not much. Because in accordance with the cyclical equilibrium theory, when the economy slumps, through fiscal stimulus, the deficit, to the economic boom, do not stimulate, the fiscal deficit has been eliminated. However, this theory is basically over until the recent European debt crisis after World War II. In this regard, Li Yining said Keynes ignored the three conditions. First, in Europe and the United States, a five-year general election every four years