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. 2023 Dec 21;14:1306220. doi: 10.3389/fpsyt.2023.1306220

Table 3.

Instrumental variable analysis of peer effects.

Variables (1) (2) (3)
2SLS 2SLS 2SLS
All the samples Peer fathers who worked outside Peer fathers who worked locally
Drinkpeer 0.105*** 0.126** 0.097*
(0.040) (0.062) (0.053)
Aware −0.214*** −0.201*** −0.223***
(0.010) (0.015) (0.013)
Boy 0.126*** 0.137*** 0.115***
(0.010) (0.016) (0.014)
Age −0.000 0.001* −0.001*
(0.000) (0.001) (0.000)
Preschool −0.028* −0.023 −0.033
(0.017) (0.027) (0.021)
Number of siblings 0.023*** 0.032*** 0.015*
(0.007) (0.010) (0.009)
Local dummy −0.477*** −0.355 −0.401
(0.148) (0.230) (0.252)
Father’s age 0.032 0.066 −0.001
(0.046) (0.066) (0.064)
Mother’s age −0.214*** −0.226*** −0.112
(0.052) (0.062) (0.112)
Father’s education −0.000 −0.003 0.003
(0.002) (0.003) (0.002)
Mother’s education −0.004*** 0.001 −0.008***
(0.001) (0.002) (0.002)
Father drinks 0.066*** 0.068*** 0.067***
(0.009) (0.014) (0.011)
Asset 0.014*** 0.018*** 0.010***
(0.003) (0.005) (0.004)
Constant 7.326*** 0.126** 4.848
(2.070) (0.062) (4.203)
School fixed effects Yes Yes Yes
Observations 10,772 4,726 6,046
Cragg-Donald Wald F statistic 306.383 126.378 177.466
Hansen J statistic 0.957 1.458 4.994
Permutation test (P-val) 0.316

2SLS means two stages least square method. The values of the robust standard errors are reported in parentheses. The definitions for each of the variables are available in Table 1. ⁎⁎⁎Indicate significance level of 1%. ⁎⁎Indicate significance level of 5%. *Indicate significance level of 10%.