Fig 1.
Map of the Yangtze River economic belt.
Table 1.
Indexes used in this research and their data source.
Fig 2.
Changes in construction land area of the Yangtze River economic belt, China.
Source: Chinese city statistical yearbook (corresponding years).
Fig 3.
EII of construction land in provinces/cities in the Yangtze River economic belt from 2000 to 2006.
Fig 4.
EII of construction land in provinces/cities in the Yangtze River economic belt from 2006 to 2012.
Fig 5.
EII of construction land in provinces/cities in the Yangtze River economic belt from 2012 to 2017.
Fig 6.
ESI of construction land in provinces/cities in the Yangtze River economic belt from 2000 to 2006.
Fig 7.
ESI of construction land in provinces/cities in the Yangtze River economic belt from 2006 to 2012.
Fig 8.
ESI of construction land in provinces/cities in the Yangtze River economic belt from 2012 to 2017.
Source: Figs 3–8 are all based on Fig 1 and obtained by using Arcgis mapping software according to the analysis results.
Table 2.
Classification standard of construction land expansion.
Table 3.
Degree of interpretation of original variables by comprehensive variables and KMO test value.
Table 4.
Correlation coefficients between comprehensive variables and original variables.
Table 5.
Regression coefficient of dependent variable and comprehensive variables and R2.
Table 6.
Elasticity coefficient of driving forces in construction land expansion.