请把下面改写的学术一点In column 2 when using human capital flow as the explanatory variable the coefficient of intelligent development is significantly negative at the 1 level while income is significantly posit

In the second column of our analysis, we observe that the coefficient of intelligent development is significantly negative at the 1% level when human capital flow is utilized as the explanatory variable. Conversely, income demonstrates a significantly positive coefficient at the same level, implying that intelligent development results in an outflow of human capital, while an increase in income can attract an inflow. It is noteworthy that the absolute value of the coefficient indicates that income increase has a more pronounced attraction effect compared to the negative impact of intelligent development