Study Koralewicz & Zagorski (2009): study PL 2007
 Public:
 Adults, general public, Poland, 2007
 Sample:
 Respondents:
 N = 1000
 Non Response:
 Assessment:

Interview: facetoface
Not reported.
Correlate
 Authors's label
 Education
 Our Classification


 Operationalization
 Education (years of schooling typical for a given level) from 5 to 19 years.
Observed Relation with Happiness
Beta's controlled for:
 age
 age squared/1.000
Beta's controlled for:
 age
 age squared/1.000
Beta's controlled for:
 age
 age squared/1.000
Beta's controlled for:
 age
 age squared/1.000