变量 | 无学术经历 | Mean1 | 有学术经历 | Mean2 | Meandiff | t-Value | Wilcoxon-test |
CapD | 19,252 | 0.255 | 12075 | 0.332 | −0.076 | −14.640*** | −14.590*** |
CapA | 19,252 | 0.131 | 12075 | 0.191 | −0.060 | −14.393*** | −14.346*** |