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. Author manuscript; available in PMC: 2011 Jun 7.
Published in final edited form as: Econ J (London). 2008 Apr 1;118(528):515–555. doi: 10.1111/j.1468-0297.2008.02132.x

Table 6.

Robustness Checks for Offspring Risk-Taking Behaviour Equations

Variable (1) (2) (3)
Panel A. Offspring’s High School Dropout Decision
1 Sibling Younger than 18 (NYG1) −0.0281
(0.0211)
2 Siblings Younger than 18 (NYG2) −0.0218
(0.0289)
3+ Siblings Younger than 18 (NYG3+) −0.1060***
(0.0363)
No. of Sibs Younger than 18 × Family Always In Poverty −0.0416*
    (NYG × InPov) (0.0246)
No. of Sibs Younger than 18 × Family In & Out of Poverty −0.0386*
    (NYG × In&OutPov) (0.0231)
No. of Sibs Younger than 18 × Family Inc-to-Need > 1 & −0.0316**
    < Top 50% (NYG × AbovePov) (0.0123)
No. of Sibs Younger than 18 × Family High Inc-to-Need −0.0364*
    (Top 50%) (NYG × IncNeedTop50) (0.0206)
No. of Siblings Younger than 18 (NYG) −0.0333***
(0.0105)
First-Born Child (firstborn) −0.0447
(0.0287)
No. of Siblings Younger than 18 × First-Born Child 0.0188
    (NYG × firstborn) (0.0116)
Number of Offspring 5,459 5,459 5,459
Number of Families 2,283 2,283 2,283
R2 for within-family variation 0.06 0.06 0.06
Panel B. Daughter’s Teenage Childbearing Decision
1 Sisters Younger than 18 (NYG1) −0.0197
(0.0256)
2 Sisters Younger than 18 (NYG2) −0.0603
(0.0428)
3+ Sisters Younger than 18 (NYG3+) −0.0108
(0.0631)
No. of Sis Younger than 18 × Family Always In Poverty −0.0468
    (NYG × InPov) (0.0437)
No. of Sis Younger than 18 × Family In & Out of Poverty −0.0023
    (NYG × In&OutPov) (0.0451)
No. of Sis Younger than 18 × Family Inc-to-Need > 1 & −0.0206
    < Top 50% (NYG × AbovePov) (0.0221)
No. of Sis Younger than 18 × Family High Inc-to-Need −0.0652**
    (Top 50%) (NYG × IncNeedTop50) (0.0310)
No. of Sisters Younger than 18 (NYG) −0.0230
(0.0199)
First-Born Child (firstborn) −0.0175
(0.0385)
No. of Sisters Younger than 18 × First-Born 0.0225
    (NYG × firstborn) (0.0224)
Number of Daughters 1,511 1,511 1,511
Number of Families 691 691 691
R2 for within-family variation 0.23 0.24 0.23

Notes: The sample for Panel A consists of respondents that had at least one sibling in the NLSY79 data.+

The sample for Panel B consists of female respondents that had at least one sister in the NLSY79 data.

*

p < 0.10;

**

p < 0.05;

***

p < 0.01.