Table 4.
Results of robustness tests.
| Variables | Subjective happiness | ||
|---|---|---|---|
| (1) | (2) | (3) | |
| New digital literacy | 0.144*** (0.049) | ||
| Digital literacy | 0.045*** (0.016) | 0.065*** (0.025) | |
| Control variables | Control | Control | Control |
| Mental health | Control | ||
| R-squared | 0.079 | 0.047 | 0.112 |
| F-value | 16.15*** | 21.79*** | |
| Wald Chi2 | 183.04*** | ||
| Observations | 3,013 | 2,858 | 3,013 |
Robust standard errors are shown in parentheses. ***, **, and * denote the significance of regression coefficients at the 1, 5, and 10% levels, respectively.