Study Veenhoven & Hagerty (2006): study ZZ Europe 1973
- Public
- 15+ aged, general public, 8 EU member states, 1973 - 2004
- Survey name
- EU-Eurobarometer combined waves
- Sample
- Respondents
- N = 150000
- Non Response
- Assessment
- Interview: face-to-face
Correlate
- Authors's Label
- Trend average happiness
- Our Classification
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- Remarks
- Data: World Database of happiness, Collection Happiness in Nations
- Operationalization
- The same question on happiness repeated twice every year in surveys in all 8 nations.
Mean scores per year.