• Acta Geographica Sinica
  • Vol. 75, Issue 10, 2180 (2020)
Shuo LU1,2, Wenzhong ZHANG1, Jianhui YU1, and Jiaming LI1
Author Affiliations
  • 1Key Laboratory of Regional Sustainable Development Modeling, Institute of Geographic Sciences and Natural Resources Research, CAS, Beijing 100101, China
  • 2Key Research Institute of Yellow River Civilization and Sustainable Development, Henan University, Kaifeng 475001, Henan, China
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    DOI: 10.11821/dlxb202010010 Cite this Article
    Shuo LU, Wenzhong ZHANG, Jianhui YU, Jiaming LI. The identification of spatial evolution stage of resource-based cities and its development characteristics[J]. Acta Geographica Sinica, 2020, 75(10): 2180 Copy Citation Text show less
    Spatial concentration of urban central area in China in 2000 and 2013
    Fig. 1. Spatial concentration of urban central area in China in 2000 and 2013
    Urban spatial concentration trends of different resource mining types
    Fig. 2. Urban spatial concentration trends of different resource mining types
    Division of resource-based urban development stage
    Fig. 3. Division of resource-based urban development stage
    Trends in spatial concentration of urban central area of resource-based cities at different stages of development
    Fig. 4. Trends in spatial concentration of urban central area of resource-based cities at different stages of development
    Correlation analysis between spatial concentration of urban central area and economic growth in resource-based cities
    Fig. 5. Correlation analysis between spatial concentration of urban central area and economic growth in resource-based cities
    Correlation analysis between spatial concentration of urban central area and economic growth in resource-based cities at different stages of development
    Fig. 6. Correlation analysis between spatial concentration of urban central area and economic growth in resource-based cities at different stages of development
    门槛检验临界值
    FP1%5%10%
    单门槛检验12.645*0.05319.65512.90910.550
    双门槛检验50.551***0.000-0.642-5.355-9.233
    三重门槛检验0.0000.6510.0000.0000.000
    Table 1. Threshold effect test results
    门槛值估计值95%置信区间
    门槛值γ1'0.019[0.015, 0.446]
    门槛值γ2'0.310[0.009, 0.333]
    Table 2. Double threshold estimates and confidence intervals
    变量系数估计值标准误差TP95%置信区间
    xitIgit<0.0190.6520.3781.4700.000[0.502, 0.716]
    xitI0.019git<0.310-0.5210.061-8.5200.000[-0.640, -0.401]
    xitIgit0.310-0.2960.043-6.8100.000[-0.381, -0.211]
    _cons0.3970.00848.6500.000[0.381, 0.413]
    Table 3. Double threshold model estimation results
    变量系数估计值标准误差TP95%置信区间
    xitIgit<0.0181.6920.3814.4400.000[2.440, 0.944]
    xitI0.018git<0.390-0.5310.060-8.9100.000[-0.647, -0.413]
    xitIgit0.390-0.2680.046-5.8400.000[-0.358, -0.198]
    _cons0.3970.00848.7800.000[0.381, 0.413]
    Table 4. Double threshold model robustness test
    Shuo LU, Wenzhong ZHANG, Jianhui YU, Jiaming LI. The identification of spatial evolution stage of resource-based cities and its development characteristics[J]. Acta Geographica Sinica, 2020, 75(10): 2180
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