Table 3.
Explanation of impact factors.
| Factors | Explanation | Unit | |
|---|---|---|---|
| Population | Population size | Total population at year-end | 10000 people |
| Urbanization rate | Ratio of non-rural population to total population | Percentage | |
| Consumption level | Ratio of total personal consumption to average total population per year | Percentage | |
| Economy | Primary industry | The Agriculture | Trillion yuan |
| Secondary industry | The Manufacturing industry | Trillion yuan | |
| Tertiary industry | All industries other than primary and secondary industries | Trillion yuan | |
| Total import and export value | Total amount of goods actually entering and leaving China's borders | Million dollars | |
| Energy consumption structure | Ratio of coal consumption to total energy consumption | Percentage | |
| Transportation | Road mileage | Total highway mileage at year-end | Kilometre |
| Railway mileage | Total railway mileage at year-end | Kilometre | |
| Passenger | traffic Number of passengers transported throughout the year | 10000 people | |
| Freight | traffic Weight of goods transported throughout the year | 10000 tons | |
| Technology | Energy intensity | Ratio of total energy consumption to GDP | Percentage |
| Tech progress | Ratio of science and technology expenditure to GDP | Percentage | |