Studies among selected public: Twins

Number of studies7
Additional keywordsidentical, fraternal, mono-zigous

ReferenceTitle of publicationPublic
Bartels & Boomsma (2009): study NL 2005
 
Born to be Happy? The Etiology of Subjective Well-Being.
 
12+aged, mono- and dizygotic twins and their non-twin sibblings, The Netherlands, 2005-2007
 
Emde et al. (1992): study US Colorado 1986
 
Temperament, Emotion, and Cognition at Fourteen Months: The MacArthur Longitudinal Twin Study
 
14 months aged, same-sex twin pairs, Colorado, United States, 1986-1989
 
Kohler et al. (2005): study DK 2002
 
Partner + Children = Happiness? The Effects of Partnerships and Fertility on Well-Being.
 
20-70 aged identical twins, Denmark, 2002
 
Koivumaa-Honkanen et al. (2003): study FI 1976
 
Self-Reported Happiness in Life and Suicide in Ensuing 20 Years.
 
Adults, Finland, 1976-1995
 
Loehlin & Nichols (1976): study US 1963
 
Heredity, Environment and Personality. A Study of 850 Sets of Twins.
 
Adolescent same-sex twins, USA, 1963
 
Plomin et al. (1993): study US Colorado 1986
 
Genetic change and continuity from fourteen to twenty months: The MacArthur Longitudinal Twin Study
 
Same-sex twins, Colorado, United States, followed from 14 to 20 months, 1986-1989
 
Robinson et al. (2001): study US 1986
 
Dispositional Cheerfullness. Early Genetic and Environmental Influences.
 
Toddlers, same-sex twins, Colorado, United States, followed from 14 to 24 months of age, 1986-1989