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Correlational findings

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
Income quintiles
Our Classification
Operationalization
Quintile 1 is poorest fifth of the population
Quintile 3 is fifth of the population with middle income
Quintile 5 is fifth of the population with highest income

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-SLW-c-sq-n-11-d DM = +                    East              West
             1990  1992  1997  1990  1992  1997

Quintile 1    6.6   5.8   5.8   6.8   6.6   6.1
Quintile 3    6.7   6.1   6.3   6.7   6.7   6.4
Quintile 5    6.7   6.3   6.7   7.6   7.7   7.4