Parameter

Random effect

Fixed space

Fixed time

Fixed space and time

C

3.4584^***

3.9933^***

0.0141

4.6854^***

(2.20E−16)

(2.20E−16)

(0.9175)

(2.20E−16)

λ

1.9286^**

0.0106

−0.0170

0.0053

(0.0055)

(0.4030)

(0.2658)

(0.7568)

lnK

0.4538^***

0.4583^***

0.7539^***

0.3875^***

(0.0000)

(0.0000)

(0.0000)

(0.0000)

lnL₁

−0.1661^***

−0.0677^*

−0.2164^***

−0.0729^*

(0.0000)

(0.0253)

(0.0000)

(0.0194)

lnL₂

−0.0262

−0.0207

−0.0967^***

−0.0208

(0.8298)

(0.6295)

(0.0092)

(0.3573)

lnL₃

0.2618^***

0.2377^**

0.2244^***

0.2256

(0.0039)

(0.0623)

(0.0000)

(0.1734)

Hausman test chisq = 41.897, p-value = 6.18e−08