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Correlational findings

Study Sacks et al. (2010): study ZZ World samples 2002

Public
18+ aged general public, 44 countries, 2002
Survey name
INT-PEW survey 2002
Sample
Respondents
N = 32463
Non Response
Assessment
Interview: face-to-face

Correlate

Authors's Label
GDP/capita
Our Classification
Operationalization
Real GDP/capita (log)

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks C-BW-c-sq-l-11-a Beta-f = +.28 p < .01 Beta controlled for
- country fixed effects C-BW-c-sq-l-11-a Beta-f = +.28 p < .01 Beta additionally controlled for:
- Age squared
- Sexe C-BW-c-sq-l-11-a Beta = +.39 p < .01 Instrumental variable analysis
Country*education fixed effects used as intrument

All beta's reflect average standard deviation change in happiness associated with one unit change in income