Research Article
Spatial Analysis of Industrial Green Development and Sustainable Cities in the Yellow River Basin
Table 3
Influencing factors of IGD.
| Influence factor | Variable | Definition |
| Industrial structure | Industrial upgrading index | Added value of tertiary industry/secondary industry | Urban development potential | Urbanization rate | Urban population/total population | Energy efficiency | Reduction rate of energy consumption per unit of GDP | 1. Energy consumption per unit of GDP this year/energy consumption per unit of GDP last year | Degree of openness | Total imports and exports to GDP ratio | Total imports and exports/GDP | Government support | Science and technology expenditures | ā |
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