| 全样本 | 断点附近的样本 | ||||||||||
| 变量 | 均值 | P25 | 中位数 | P75 | 标准差 | 均值 | P25 | 中位数 | P75 | 标准差 | |
| 融资融券标的股票 | |||||||||||
| Amihud | 1.798 | 0.721 | 1.271 | 2.201 | 1.864 | 2.185 | 0.854 | 1.422 | 2.649 | 2.589 | |
| Roll_impact | 0.406 | 0.158 | 0.287 | 0.506 | 0.403 | 0.461 | 0.178 | 0.318 | 0.554 | 0.475 | |
| Espread (%) | 0.147 | 0.103 | 0.13 | 0.172 | 0.065 | 0.141 | 0.104 | 0.127 | 0.162 | 0.055 | |
| Qspread (%) | 0.143 | 0.098 | 0.126 | 0.168 | 0.066 | 0.145 | 0.109 | 0.133 | 0.168 | 0.055 | |
| 标的范围外的股票 | |||||||||||
| Amihud | 4.863 | 1.972 | 3.577 | 6.451 | 3.916 | 4.542 | 1.87 | 3.375 | 5.881 | 3.879 | |
| Roll_impact | 1.05 | 0.396 | 0.764 | 1.423 | 0.876 | 1.046 | 0.376 | 0.742 | 1.392 | 0.933 | |
| Espread (%) | 0.177 | 0.131 | 0.165 | 0.21 | 0.064 | 0.166 | 0.114 | 0.145 | 0.197 | 0.074 | |
| Qspread (%) | 0.174 | 0.127 | 0.161 | 0.207 | 0.065 | 0.168 | 0.117 | 0.147 | 0.199 | 0.073 | |