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| sexgroups | urban and rural groups | income groups. | ||||
| Variables | Male | female | city | rural | Low income | Middle income | High income |
| Interpreted variable: Happiness | |||||||
| Explanatory variable |
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| AQI | −0.0059** (0.0021) | −0.0004*** (0.0019) | −0.0009** (0.0022) | −0.0125* (0.0021) | −0.0087*** (0.0026) | 0.0010*** (0.0026) | −0.0058*** (0.0026) |
| Individual characteristic | controlled | controlled | controlled | controlled | controlled | controlled | controlled |
| Sample size | 1204 | 904 | 1432 | 597 | 890 | 782 | 670 |
| Pseudo R2 | 0.1012 | 0.1009 | 0.1024 | 0.1025 | 0.1007 | 0.1023 | 0.0098 |
| LR Chi2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |