Correlational finding on Happiness and Ever had children (vs not)
Subject code: C03aa01

StudyNiimi (2018): study JP 2013
TitleWhat Affects Happiness Inequality? Evidence from Japan.
SourceJournal of Happiness Studies, 2018, Vol. 19, 521 - 543
URLhttps://doi .org/l 0.1007 /s10902-016-9835-9
Public20-69 aged, general public, Japan, 2013
SampleProbability stratified sample
Respondents N =3257

Author's labelHas child(ren)
Page in Source 534-535
Our classificationEver had children (vs not), code C03aa01
1 Has child(ren)
0 Has no child(ren)

Observed Relation with Happiness
D-LS-c-sq-n--ab-rif=+.10 ns
b-rif controlled for:
- age
- gender
- marital status
- poor health
- education
- household size
- household income
- homeownership
- has loans
- unemployed
- not in labor force
- altruistic
- risk lover
- low time preference
- major city
D-LS-c-sq-n--ab-rif=+.16 ns
b-rif additionally controlled for:
- irregular job
- likely unemployed
- public pension
D-LS-c-sq-n--ab-rif=+.15 ns
b-rif additionally controlled for:
- relatively poor
- relatively rich

Appendix 1: Happiness measures used
CodeFull Text
D-LS-c-sq-n--aStandard deviation of 0-10 score on single question "overall, how happy would you say you are currently?"

Appendix 2: Statistics used
b-rifLeast square regression coefficient in RIF-regression, where the dependent variable is th influence on a distributionakl statistic (f.e. variance, GINI)
Ruut Veenhoven, World Database of Happiness, Collection of Correlational Findings, Erasmus University Rotterdam.