Predictor Variable

Coefficient

Z statistic

P value

Yit

0.2353528***

2.72

0.007

Yjt

0.3201635***

9.25

0.000

Nit

6.989024***

2.61

0.009

Njt

0.5467775***

7.41

0.000

Exijt

0.136038***

10.40

0.000

Dij

-1.133529***

−13.58

0.000

SPij

0.9825723***

10.29

0.000

Cij

-0.9643236***

−8.09

0.000

Lij

0.8551454***

4.05

0.000

constant

-142.9723***

−2.66

0.008