其次，按照假设检验的零假设进行分类，系统阐述面板单位根检验和协整检验理论。
And according to the null hypothesis of hypothesis testing, the theory of panel unit root test and co-integration test are systemically described.
利用面板数据单位根检验、协整检验等计量经济学方法，实证分析了宏观经济指标对财产保险业务规模和赔付水平区域差异性的影响。
The paper made empirical analysis on the influence of macroeconomic index on the regional difference based on panel data′s unit root test, cointegration test, etc.
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