Study Easterlin (2005a): study US 1972
- Public:
- 18+ aged general public, USA, 1972-2002
- Survey name:
- US-GSS
- Sample:
- Respondents:
- N = 60000
- Non Response:
- Assessment:
- Interview: face-to-face
Correlate
- Authors's label
- Trend happiness and GDP/capita
- Our Classification
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- Remarks
- Data on average happiness: World Database of happiness, Collection Happiness in Nations
- Operationalization
- Economic affluence: Yearly GDP/capita
Happiness: same question asked over the years in 30 surveys