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Correlational findings

Study DeVoe & Pfeffer (2009): study US 1987

Public:
Working people, USA, 1987 - 1988
Sample:
Respondents:
N = 13007
Non Response:
Assessment:
Interview: face-to-face

Correlate

Authors's label
Income
Our Classification
Operationalization
Self report on household wage and salary income

Observed Relation with Happiness

Happiness Measure Statistics Elaboration / Remarks O-HL-c-sq-n-7-b r = +.08 p < .01 salaried                      r = +.04 (05)
paid by the hour:             r = +.09 (001)

Significant interaction between income and hourly status, income has a greater effect on happiness for those paid by the hour:
β = +.05 (02)
O-HL-c-sq-n-7-b Beta = +.06 p < .05 Beta controlled for
- hourly status (salaried vs paid by the hour)
- occupation
- age
- gender
- education
- marital status
- having children