Table 5 The results of PCSE regression

Constant

−10.7364 (−9.50^***

−8.1999 (−6.66)^***

CO₂

0.0945 (5.92)^***

NIT

–

0.0637 (4.61)^***

GDP

−0.1251 (−3.86)^***

− 0.1112 (− 3.41)^***

PHY

− 0.1072 (−4.74)^***

−0.1052 (−6.11)^***

URB

−0.0828 (−1.19)

−0.0943 (− 1.45)

WAT

3.6369 (11.53)^***

2.8050 (8.13)^***

SAN

−0.4754 (−12.12)^***

− 0.3948 (− 10.58)^***

SCH

− 0.0733 (− 1.68)^*

0.0155 (0.32)

R-squared

0.9820

0.9830

F-statistic

533.69

585.08

Probability

0.0000

0.0000

Number of groups

19

19

Number of observations

225

197