Table 6 Robustness test results.
(1) | (2) | (3) | (4) | |
|---|---|---|---|---|
GTUM1 | GTUM2 | GTUM3 | GTUM | |
DEC | 1.905*** | 0.921* | 1.089*** | 0.504*** |
(5.371) | (1.660) | (3.290) | (3.257) | |
Urban | 0.123 | |||
(0.568) | ||||
Cons | 1.555** | 1.008 | 0.873 | −0.058 |
(2.212) | (1.470) | (1.331) | (−0.238) | |
Control | Yes | Yes | Yes | Yes |
Fe | Yes | Yes | Yes | Yes |
R2 | 0.104 | 0.187 | 0.026 | 0.026 |