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Table 6 Test and regression results of instrumental variables

From: The mechanisms of social network on subjective well-being from a life course perspective: the mediating role of individual resilience

Variables

Model 1

Model 2

Model 3

Model 4

Model 5

SNI

SWB

IR

SNE

IR

The IV of SNI

0.746***

  

0.786***

 

(36.25)

  

(36.57)

 

SNI

 

0.147***

0.124***

  
 

(5.23)

(8.83)

  

The IV of SNE

   

0.786***

 
   

(36.57)

 

SNE

    

0.167***

    

(11.61)

Constant

-0.165***

2.569***

3.364***

-0.080*

3.285***

(-4.15)

(66.04)

(172.42)

(-1.87)

(150.27)

R-squared

0.141

0.092

0.114

0.096

0.102

Weak IV test

The first stage F

237.33***

  

153.16***

 

Cragg-Donald Wald F statistic

1314

  

1337

 

Stock-Yogo bias critical value

16.38

  

16.38

 

Kleibergen-Paap rk Wald F

1300

  

949

 

Endogeneity test

Hausman test

4.373*

  

21.608***

 

Unidentifiable test

Kleibergen-Paap rk LM statistic

1025***

  

1211***