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
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-
- Operationalization
- Real GNP per capita in 1995
Observed Relation with Happiness
Level of happiness measured with the average score
Inequality of happiness measured by the standard deviation
Inequality-adjusted happiness measured using an index of average and standard deviation, as proposed by Kalmijn & Veenhoven (2005)