| (1) | (2) | (3) | (4) |
risk | risk | risk | risk | |
index_c | 0.0266*** |
|
|
|
(0.00555) |
|
|
| |
coverage_c |
| 0.0260*** |
|
|
| (0.00632) |
|
| |
usage_c |
|
| 0.0191*** |
|
|
| (0.00427) |
| |
digitization_c |
|
|
| 0.0162*** |
|
|
| (0.00366) | |
控制变量 | 控制 | 控制 | 控制 | 控制 |
_cons | 3.652*** | 3.789*** | 4.087*** | 3.397*** |
(0.647) | (0.647) | (0.631) | (0.670) | |
固定效应 | 控制 | 控制 | 控制 | 控制 |
N | 1600 | 1600 | 1600 | 1600 |
R2 | 0.917 | 0.916 | 0.917 | 0.917 |
adj. R2 | 0.907 | 0.907 | 0.907 | 0.907 |