Variables

1th Quartile

2nd Quartile

3rd Quartile

4th Quartile

lnPM10

0.129

***

−0.016

0.147

***

0.072

***

0.024

0.067

0.031

0.025

lnY

−0.433

***

−0.264

***

−0.219

***

−0.075

*

0.043

0.074

0.036

0.038

lnH(−3)

−0.072

−0.201

**

0.012

−0.173

***

0.052

0.091

0.044

0.045

lnA

0.296

***

0.1

0.06

0.102

*

0.034

0.066

0.053

0.055

lnC

0.009

0.106

***

0.039

*

0.067

***

0.013

0.034

0.023

0.017

lnU

0.621

***

−0.004

−0.006

−1.11

***

0.109

0.88

0.148

0.292

Const

6.597

***

8.25

**

7.211

***

10.77

***

0.532

3.674

0.62

1.129

Obs.

88

90

110

97

rho

0.987

0.918

0.965

0.985