嵌套 | 邻接 | ||||
---|---|---|---|---|---|
(1) | (2) | (3) | (4) | ||
Main | 0.117*** | 0.111*** | 0.075*** | 0.072*** | |
(0.037) | (0.037) | (0.020) | (0.020) | ||
ρ | 0.062*** | 0.058*** | 0.574*** | 0.503*** | |
(0.021) | (0.021) | (0.084) | (0.093) | ||
Direct | 0.116*** | 0.110*** | 0.075*** | 0.072*** | |
(0.037) | (0.037) | (0.020) | (0.020) | ||
Indirect | -0.054 | -0.055 | -0.010 | 0.007 | |
(0.038) | (0.043) | (0.035) | (0.046) | ||
Total | 0.063*** | 0.055** | 0.065** | 0.079** | |
(0.016) | (0.022) | (0.027) | (0.038) | ||
控制变量 | NO | YES | NO | YES | |
个体固定 | YES | YES | YES | YES | |
年份固定 | YES | YES | YES | YES | |
N/条 | 4201 | 4201 | 4201 | 4201 |