Table I.
Descriptive statistics of variables
Varibale (Unit)
Obs
Mean
Std.Dev.
Min
Max
CE (C)
450
0.766
0.207
0.118
1.208
RGDP (Ten thousand
yuan
)
450
1.891
1.397
0.265
7.890
STR (%)
450
0.899
0.418
0.494
3.658
EI (
ton
standard/ten thousand
yuan
)
450
1.753
1.070
0.608
5.753
Varibale (Unit)
Obs
Mean
Std.Dev.
Min
Max
CE (C)
450
0.766
0.207
0.118
1.208
RGDP (Ten thousand
yuan
)
450
1.891
1.397
0.265
7.890
STR (%)
450
0.899
0.418
0.494
3.658
EI (
ton
standard/ten thousand
yuan
)
450
1.753
1.070
0.608
5.753
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