Table 2.
Descriptive statistics of the main variables
| Variables | Unit | Obs | Mean | S.D | Min | Max |
|---|---|---|---|---|---|---|
| UR | % | 496 | 53.0133 | 14.7694 | 23.8000 | 89.3000 |
| DE | % | 496 | 5.9975 | 0.7339 | 4.3100 | 7.3900 |
| VI | time | 496 | 2.0018 | 1.3224 | 0.5587 | 6.9087 |
| GDP | Yuan/per person | 496 | 38,252.7344 | 26,074.0176 | 4244 | 161,776 |
| ED | person | 496 | 5711 | 4058 | 80 | 20,188 |
| ME | person | 496 | 107.9029 | 163.9234 | 2.5710 | 1242.4580 |
| EN | 104tons | 496 | 58.9364 | 45.7609 | 0.1000 | 200.2800 |
| OR | % | 496 | 13.2158 | 3.0749 | 7.5000 | 22.6000 |
The dataset contains annual data for 31 provinces in China from 2004 to 2019.