变量

(1)

(1)

(2)

(2)

Digital

0.473***

(15.99)

0.243***

(4.64)

GDP

0.000***

(3.23)

Urban

0.241***

(3.16)

Agricultural

0.174***

(3.43)

常数项

0.222***

(10.89)

0.092***

(2.74)

Observations

150

150

Number of AREA

30

30