Study Veenhoven (1992): study ZZ Developed nations 1980 /1
- Public
 - Adults, general public, 7 first world nations, around 1980
 - Sample
 - Respondents
 - N = 0
 - Non Response
 - Assessment
 - Interview: face-to-face
 
Correlate
- Authors's Label
 - Growth in social security expenditures (in % GNP)
 - Our Classification
 - 
            
 - 
                        
 - Operationalization
 - Growth of social security expenditures as % of GNP