Study Pfaff & Hirata (2013): study DE West Germany 1984
- Public
 - 18+ aged general public, (West-)Germany, followed 24 years,1984-2010
 - Survey name
 - DE-SOEP combined waves
 - Sample
 - Respondents
 - N = 318346
 - Non Response
 - Assessment
 - Interview: face-to-face
 
Correlate
- Authors's Label
 - Regional GDP
 - Our Classification
 - 
            
 - 
                        
 - Distribution
 - Mean: 24941; SD: 5420
 - Operationalization
 - Regional GDP/capita in price level of 1995 (euro)
 
Observed Relation with Happiness
b's controlled for:
- Age squared
- Marital status
- Number of children in the household
- Health satisfaction
- Employment status
- House ownership
- Person requiring health in the household
- Self-administerd-interview
- Household income growth