Study Cunado & Pérez de Gracia (2012): study ES Galicia 2008
- Public
 - 15+ aged, general public, Galicia, 2008
 - Survey name
 - EU-ESS 4: 2008
 - Sample
 - Respondents
 - N = 499
 - Non Response
 - Assessment
 - Interview: face-to-face
 
Correlate
- Authors's Label
 - Education and education squared
 - Our Classification
 - 
            
 - 
                        
 - Related specification variables
 - 
                
 - 
                            
 - Operationalization
 - Selfreport on single question, text not reported.
Ratings of education levels:
7 Second stage of tertiary
6 First stage of tertiary
5 Post secondary, non-tertiary
4 Upper secondary
3 Lower secondary or lower stage of basic
2 Primary or first stage of basic
1 Not completed primary education 
Observed Relation with Happiness
OLRC's controlled for:
- age and age squared
- gender
- employment
- marital status
- radio listening
- newspaper reading
- internet use
- time watching tv
Unaffected by additional control for:
- self-perceived health
- gender
- employment
Low income +.18(05)
High income +.08(ns)
Income levels not reported