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Correlational findings

Study Veenhoven & Kalmijn (2005): study ZZ 1990

Public:
Adults, general public, 90 nations, 1990s
Sample:
Respondents:
N = 90000
Non Response:
Assessment:
Interview: face-to-face

Correlate

Authors's Label
Purchasing power per head
Our Classification
Remarks
Source: Human Development Report 1999, Table 1 (United Nations Development Program)
Operationalization
Real GNP per capita in 1995

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-SLW-*-sq-t-11-a r = +.66 LEVEL OF HAPPINESS by purchasing power per head in 78 nations
Level of happiness measured with the average score O-SLW-*-sq-t-11-a r = -.64 INEQUALITY OF HAPPINESS by purchasing power in 78 nations
Inequality of happiness measured by the standard deviation O-SLW-*-sq-t-11-a r = +.68 INEQUALITY-ADJUSTED HAPPINESS by purchasing power per head in 78 nations
Inequality-adjusted happiness measured using an index of average and standard deviation, as proposed by Kalmijn & Veenhoven (2005)