Table 3 Estimated results of the effect of digital city competitiveness on total factor productivity of the commercial circulation industry.
1 | 2 | 3 | 4 | 5 | |
|---|---|---|---|---|---|
Tfp | Tfp | Tfp | Tfp | Tfp | |
Digital city competitiveness | 0.1426*** (3.67) | 0.1263*** (3.85) | 0.1193*** (2.78) | 0.1037*** (2.76) | 0.1173*** (2.04) |
Regional economic development | – | 0.0746*** (4.33) | 0.0654*** (3.85) | 0.0584*** (5.85) | 0.0437*** (3.11) |
Technology innovation level | – | – | 0.0773*** (2.85) | 0.0685*** (3.58) | 0.05438*** (3.28) |
External opening level | – | – | – | 0.0443*** (2.67) | 0.0362*** (4.38) |
Digital inclusive finance development level | – | – | – | – | 0.0284*** (4.85) |
Region | Control | Control | Control | Control | Control |
Time | Control | Control | Control | Control | Control |
Constant term | 0.8322*** (3.22) | 1.0723*** (2.74) | 0.7483*** (5.38) | 2.1084*** (3.55) | 1.6743*** (4.85) |
