Study Pohl (2006): study DE 1984
- Public
 - 25-65 aged immigrants, Germany, followed yearly 1984-2005
 - Survey name
 - DE-SOEP combined waves
 - Sample
 - Respondents
 - N = 15790
 - Non Response
 - Assessment
 - Interview: face-to-face
 
Correlate
- Authors's Label
 - Employment status
 - Our Classification
 - 
            
 - 
                        
 - Operationalization
 - a) Unemployed
b) Nonparticipant
c) Working (reference group) 
Observed Relation with Happiness
OPRC's controlled for:
- Sexe
- Age
- Number of children
- Marital status
- Education level
- Dummy west-germany
- Immigration background
- Income
- Worries
- Health status