| Variable | Obs | Mean | Std. Dev. | Min | Max |
| income gap | 2720 | 2.713719 | 0.813141 | 1.296214 | 28.66556 |
| labor flow | 2720 | ā5.22079 | 4.128764 | ā39.006 | 8.992013 |
| structure | 2720 | 37.01544 | 74.9165 | 8.58 | 3919 |
| industry | 2720 | 0.86555 | 0.750847 | 0.5011 | 39.7137 |
| st | 2720 | 0.19595 | 0.05192 | 7.46Eā05 | 0.596484 |
| Fd | 2720 | 1.764352 | 2.003266 | 0.159023 | 24.98401 |
| welfare | 2720 | 13085.18 | 11794.81 | 865 | 121,319 |