Study Timmermans (1997): study BR 1990
- Public
 - 18+ aged, general public, Brazil 1990
 - Sample
 - Respondents
 - N = 1782
 - Non Response
 - Assessment
 - 
        Interview: face-to-face                    
Structured interview 
Correlate
- Authors's Label
 - Political concern
 - Our Classification
 - 
            
 - 
                        
 - Operationalization
 - Single question: "How interested would you say you are in politics?"
1 Not at all interested
2 Not very interested
3 Somewhat interested
4 Very interested 
Observed Relation with Happiness
2 M=2.86 Mt=6.2
3 M=2.95 Mt=6.5
4 M=3.03 Mt=6.8
2 M=7.43 Mt=7.1
3 M=7.12 Mt=6.8
4 M=7.36 Mt=7.1
2 M=1.22 Mt=6.2
3 M=1.19 Mt=6.2
4 M=1.39 Mt=6.4
2 M=2.99 Mt=6.6
3 M=3.04 Mt=6.8
4 M=3.11 Mt=7.0
2 M=6.96 Mt=6.6
3 M=7.30 Mt=7.0
4 M=7.52 Mt=7.2
2 M=1.02 Mt=6.0
3 M=1.57 Mt=6.6
4 M=1.96 Mt=7.0