Study Headey & Headey (2003): study DE 1990

Public

16+ aged, general public, Germany, 1990-1997

Sample

Respondents

N = 10000

Non Response

± 40%

Assessment

Interview: face-to-face
Face-to-face interviews and additional questionnaire

Correlate

Authors's Label

Age of Household Head

Our Classification

Operationalization

Household Heads aged
- 65+
- 25-29

Observed Relation with Happiness