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Index System for Land Use Efficiency in China.
| Index Type | First Grade Index | Second Grade Index |
|---|---|---|
| Input Index | Capital Input | Capital Stock |
| Labor Input | Number of People Employed | |
| Land Input | Total Area of Crops Sown, Urban Construction Land Area | |
| Energy Input | Energy Consumption | |
| Output Index | Economic | GDP |
| Pollution | CO2 emissions |
