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Correlational findings

Study Kasmaoui & Bourhaba (2017): study ZZ 2006

Public:
18+ aged, general public, 132 nations, 2006
Survey name:
INT-Gallup World Poll combined waves
Sample:
Respondents:
N = 1320000
Non Response:
Assessment:
Interview: face-to-face

Correlate

Authors's label
Income Inequality
Our Classification
Distribution
Min 0,21  Max 0,77 Mean 0,42 SD 0,09
Operationalization
Gini of household income.

Observed Relation with Happiness

Happiness Measure Statistics Special Research Type Elaboration / Remarks C-BW-c-sq-l-11-c b = -0,8 p < .01 Cross-national AVERAGE happiness by CURRENT inequality in household income in nation. (OLS analyses on pooled data 2006-2015 in 166 nations) C-BW-c-sq-l-11-c b = -.09 ns Cross-national, Longitudinal CHANGE in AVERAGE happiness in 2006-2015 (measured by controling T2 happiness by T1 happiness) by CHANGE in income inequality.
(GMM analysis in 116 nations)

b additionally controlled for CHANGE in
-log GDP per capita
-social support
-healthy life expectancy at birth
-confidence in national government
-freedom to make life choices
-democratic quality of government (World Bank)
-public spending.