The fifth parts are the empirical analysis and results of analysis. First, carry out sample selection, and then use the model for empirical analysis.
第五部分，实证分析与结果分析，首先进行了样本选取，然后运用模型进行实证分析。
The fifth parts are the empirical analysis and results of analysis. First, carry out sample selection, and then use the model for empirical analysis.
第五部分，实证分析与结果分析，首先进行了样本选取，然后运用模型进行实证分析。
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