Unrestricted Cointegration Rank Test (Trace)
Hypothesized Trace 0.05
No. of CE(s) Eigenvalue Statistic Critical Value Prob.**
None 0.162211 47.37999 47.85613 0.0554
At most 1 0.131043 27.02619 29.79707 0.1010
At most 2 0.073449 10.87313 15.49471 0.2194
At most 3 0.018097 2.100206 3.841466 0.1473
Trace test indicates no cointegration at the 0.05 level * denotes rejection of the hypothesis at the 0.05 level
**MacKinnon-Haug-Michelis (1999) p-values 时间序列原来是二阶单整的,然后进行johensen协整分析,但是没有协整方程,就没有谢协整关系。那我是要差分继续做协整分析吗?那是做一阶差分还是二阶差分。还有就是存在协整方程的,那我还需要用最小二乘法估计吗?
请大神帮忙解答一下!


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