PSY230H5 Lecture Notes - Lecture 20: Forbes 500, Twin Study, Neuroticism

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Published on 24 Nov 2016
School
Department
Course
Lecture 20: Well-Being
Thursday, November 24, 2016
12:14 PM
Well-Being
o What is well-being?
Subjective definition: preference realization
The match between an indivs' actual + ideal life
o All things considered, how satisfied are you w/ your life as a whole these days?
World Value Survey Results for Cn:
1982
7.84
1990
7.88
2000
7.80
2006
7.72
o
o Comparison Canada vs Denmark
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Not predictor of anything for why Denmark has so many people at 10
All know is Canada is one of the happiest countries in the world
o "Americans who earn $5 million per year are not much happier than those who earn $100,000 per
year" (Gilbert) FALSE!!
Lucas & Schimmack (2009)
o How happy are the super-wealth?
Diener et al (1985)
Mailed happiness survey to indivs on Forbes 500 (N=49)
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Av American on life-satisfaction = 3.70
Forbes on life-satisfaction = 4.77
IQ
Average American = 100
Forbes = 115
Thus, rich people are a little happier than the average person
o Genetic + env influences
A Dutch twin/fam study (Stubbe et al, 2004)
MZ twins r =.38
DZ twins r = .11
Siblings r = .11
Danish twin study (Kohler et al, 2005)
MZ r = .38
DZ r = .18
Some evidence for heritability
Some additive, some non-additive effects
Roughly 40% of variation can be accounted for by internal factors
No evidence for shared env effects
o Stability and change in life satisfaction: national representative sample of married couples
Schimmack & Lucas (2010)
Data from the German Socio-Economic Panel
Measured every yr for over 20 yrs
Single-item question about life satisfaction
Similar to WVS question
Analyses based on 847 married couples
Marriage of one spouse is tied to the other spouse
Conclusion
~ 50% of the variance is stable (never changes)
Could reflect genetic effects
Less stability than pers traits
Suggests environmental effects
Spouses change in the same direction over time
Shows environmental effects
Suggests marriage influenced life-satisfaction
o The Big Five and Life-Satisfaction
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