Table 5 Robustness test results.
From: Research on the impact of artificial intelligence applications on agricultural green development
VARIABLES | AGD | |||
|---|---|---|---|---|
Methods | Replacement of Explanatory Variables | System GMM | Inclusion of control variables | Winsorization treatment |
No. | (1) | (2) | (3) | (4) |
AI-patents | 0.1078** | |||
(0.0470) | ||||
L.AGD | 0.7946*** | |||
(0.072) | ||||
AI | 5.510** | 1.377*** | 0.592*** | |
(2.195) | (0.0444) | (0.155) | ||
FAI | 0.147*** | |||
(0.0470) | ||||
Consum | 0.0679 | |||
(0.0979) | ||||
Control | YES | YES | YES | YES |
Control ID | YES | YES | YES | YES |
Control TIME | YES | YES | YES | YES |
Constant | 0.402*** | -0.423*** | 0.0823 | |
(0.0329) | (0.0365) | (0.0949) | ||
Observations | 1,352 | 1144 | 1,352 | 1,352 |
R-squared | 0.805 | 0.785 | 0.855 | |
Number | 104 | 104 | 104 | 104 |
