Research Article
Spatial Spillover Effects of Economic Growth Based on High-Speed Railways in Northeast China
Table 1
Data description and statistics.
| Name | Definition | Mean | Standard deviation | Min | Max |
| Dependent variable | GDP | Gross Domestic Product (million yuan) | 3.234 ∗ 104 | 2.537 ∗ 104 | 3.781 ∗ 103 | 1.774 ∗ 105 |
| Independent variables | INV | Fixed asset investment (million yuan) | 3.668 ∗ 104 | 6.629 ∗ 104 | 233.570 | 4.427 ∗ 105 | GOV | Government expenditure (10 thousand yuan) | 4.647 ∗ 105 | 7.970 ∗ 105 | 2.901 ∗ 104 | 5.703 ∗ 106 | URB | Urban population proportion (%) | 37.8 | 77.1 | 10.6 | 81.8 | EMP | Employee number (million person) | 21.404 | 0.106 | 1.007 | 197.371 | ACC | City accessibility calculated by cost, travel time, and city scale | 362.889 | 129.839 | 77.1939 | 659.36 |
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