Findings on happiness in Kohler et al. (2005): study DK 2002

Author(s)Kohler, H.P.; Behrman, J.R.; Skytthe, A.
TitlePartner + Children = Happiness? The Effects of Partnerships and Fertility on Well-Being.
SourcePopulation and Development Review, 2005, Vol. 31, 407 - 445
Public20-70 aged identical twins, Denmark, 2002
Survey nameNot available
 Danish Twin Registry
SampleNon-probability purposive sample
 Monozygotic twins selected from twin omnibus survey of all registered male and female twins born in 1931-82
Respondents N =3226
Non Response26%
AssesmentQuestionnaire: paper
Happiness measure(s) used
Full textSelfreport on single question: How satisfied are you with your life, all things considered? 1 not satisfied at all 2 not particularly satisfied 3 rather satisfied 4 very satisfied
Author's labelhappiness
Page in publication413
RemarksSkale reduced to 0-2 scale 0 (1+2): 4,26%; 1 (3): 44,4%; 2 (4): 50,19
Finding used in
nation ranks
 On original range 1 - 4On range 0 - 10
Standard deviation0.58

Correlational findings

Author's labelSubject Code
Subject description
Age groupA04aa02Stage of life
at least one childC03aa01Ever had children (vs not)
At least one partnershipM03aa01Earlier marriage relationship(s)
Currently in partnershipM02aaMarried state (compared to non-married states)
First birth at or before age 21C03aa02aAge at birth of first child
First birth at or before age 21L08aaEarlier life (antecedents of happiness), also classified as above ↑
first-born boyC03aa01Ever had children (vs not)
first-born girlC03aa01Ever had children (vs not)
GenderG01aaSex (male vs female)
Number of additional childrenC03ab01Number of children
Number of additional partnerships (exept the first)M03aaRelationship career
number of childrenC03ab01Number of children
Number of separationsM01aa02aEver divorced/separated
Number of stepchildrenC03ab03cStep children
remaining with the first partner as for first childM01aa02dStill with first spouse
similarity in happinessH08ac04Happiness of sibblings
similarity in happinessF01af02dHappiness of siblings, also classified as above ↑