摘要
以虚拟经济指数与实体经济指数的背离程度考察日本经济,股价指数年增长率与企业投资年增长率的背离程度超过3.93%时,地价指数年增长率与企业投资指数年增长率的偏离幅度超过-0.46%时,可视为严重经济泡沫。经计算,1986年-1989年日本经济的平均泡沫程度为18.56%,1986年-1990年日本经济的平均泡沫程度为12.04%。判断一个国家的经济泡沫程度或是否发生了经济泡沫,都应以该国宏观经济运行正常时段的虚拟经济与实体经济的背离程度作为参照。同时,经济泡沫的程度应该是一个时段的平均值。
The divergence of the virtual economic index and the real economic index can be used to examine Japanese economy.An economyis considered to have a serious bubble when the annual growth rate of the stock price deviates from the annual growth rate of the enterprise investment by more than 3.93%,or when the annual growth rate of the land price deviates from the annual growth rate of the enterprise investment by less than-0.46%.The results show that the average bubble degree of the Japanese economy in 1986-1989 was 18.56%,and the average bubble degree of the Japanese economy in 1986-1990 was 12.04%.Judging whether the economic bubble of a country has occured should be based on the degree of deviation between the virtual economy and the real economy during the normal period of macroeconomic operation.Meanwhile,the degree of economic bubble should be the average of a period.
引文
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