Fig 1.
The theoretical framework for the effect of digital economy on carbon emission intensity.
Table 1.
Descriptive statistics for major variables.
Table 2.
Moran’s index of main variables.
Fig 2.
Parallel trend test results.
Table 3.
Results of spatial model selection test.
Table 4.
The benchmark regression results.
Table 5.
The estimated results of the direct, indirect, and total effects.
Fig 3.
Spatial attenuation boundary.
Table 6.
The impact mechanisms of smart city construction on CEI.
Fig 4.
Placebo test.
Table 7.
The regression results of the robustness checks.