变量名称

观测值

平均值

标准差

最小值

最大值

Aging

270

10.259

2.199

6.368

15.835

esr

270

14.032

3.229

8.6

22.7

sustain

270

−0.151

0.116

−0.595

−0.016

ir

270

105.119

2.666

102.212

120.425

is

270

1.29

0.702

0.619

4.894

to

270

0.043

0.046

0.003

0.215

ur

270

3.254

0.644

1.3

4.4

gs

270

0.401

0.061

0.26

576

pergdp

270

5.212

2.641

1.939

15.31

perfai

270

3.956

1.511

1.547

8.222

lnaging

270

2.305

0.216

1.7

2.789