Study Dobson (1985): study US 1964

Public

50+ aged males, fulltime employed at T1, followed ten years, Iowa, USA, 1964-74

Sample

Respondents

N = 1870

Non Response

T1 refusals: 8% T1-T2 drop-out: 29%, of which 20% deceased

Assessment

Interview: face-to-face

Correlate

Authors's Label

Age

Our Classification

Operationalization

60-64
65-69
70+

Age at T1

Observed Relation with Happiness