参数

Estimate

Standard-error

t-Value

Pr> |t|

固定效应参数

${\gamma }_{00}$ (常数项)

3005.26

121.13

24.81

<0.0001

${\gamma }_{0\text{1}}\left(z_{1i}\right)$

−287.82

23.001

13.68

<0.0001

${\gamma }_{0\text{2}}\left(z_{2i}\right)$

0.028

0.020

−2.22

<0.0001

${\gamma }_{0\text{3}}\left(z_{3i}\right)$

−115.55

51.977

−12.51

0.026

${\gamma }_{\text{30}}\left(x_{3it}\right)$

0.427

0.125

20.81

0.0006

${\gamma }_{\text{40}}\left(x_{4it}\right)$

0.885

0.095

30.40

<0.0001

${\beta }_{\text{1i}}\left(x_{1it}\right)$

0.409

0.019

3.42

<0.0001

${\beta }_{\text{2i}}\left(x_{2it}\right)$

0.265

0.009

9.34

<0.0001

随机效应参数

水平2

${\sigma }_{u0}^2$

1,297,394

78,467

16.53

<0.0001

${\sigma }_{u1}^2$

2.951

0.531

5.56

<0.0001

${\sigma }_{u2}^2$

2.800

0.314

8.91

<0.0001

水平1

${\sigma }^2$

4911606

70,172

68.57

<0.0001

−2ln (likelihood)

249,987.0

AIC

250,001.0

BIC

250,042.4