Study Obucina (2013): study DE 1994
- Public
 - 18-65 aged general public, Germany, followed 16 years, 1994-2009
 - Survey name
 - DE-SOEP
 - Sample
 - Respondents
 - N = 209989
 - Non Response
 - Assessment
 - Interview: face-to-face
 
Correlate
- Authors's Label
 - Age
 - Our Classification
 - 
            
 - 
                        
 - Operationalization
 - Classified in 5 age categories:
a) 18-29 aged (reference)
b) 30-39 aged
c) 40-49 aged
d) 50-59 aged
e) 50-65 aged 
Observed Relation with Happiness
B's controlled for:
- Relative deprivation
- Household income
- Household composition
- Marital status
- Gender
- Education
- Foreign-born
- Employment status
- House ownership
- Living in West- vs East-Germany
- Savings
- Health
- Year controls