importance (reduced) the respondent attaches to the 2nd federal proposal

importance (reduced) the respondent attaches to the 3rd federal proposal

higher education entrance qualification, diploma/technical secondary school, higher vocational training

respondent's highest level of education (reduced)

respondent's monthly gross equivalised income (OECD square root scale) based on average monthly gross household income

empirical quarter the respondent's monthly gross equivalised income belongs in

dummy value indicating whether or not the respondent answered the 1st skill questions about the 2nd federal proposal correctly (only voters)

dummy value indicating whether or not the respondent answered the 2nd skill questions about the 2nd federal proposal correctly (only voters)

dummy value indicating whether or not the respondent answered the 3rd skill questions about the 2nd federal proposal correctly (only voters)

dummy value indicating whether or not the respondent answered the 1st skill questions about the 3rd federal proposal correctly (only voters)

dummy value indicating whether or not the respondent answered the 2nd skill questions about the 3rd federal proposal correctly (only voters)

dummy value indicating whether or not the respondent answered the 3rd skill questions about the 3rd federal proposal correctly (only voters)

receives no "easyvote" booklet from the municipality
receives "easyvote" booklet from the municipality

respondent's participation status regarding the federal proposals/elections of the current ballot (blank votes count as 'participated')

respondent's substantive participation status regarding the federal proposals/elections of the current ballot (blank votes count as 'not participated')

respondent's latent expertise on the 2nd federal proposal (based on a 2–3 parameter logistic Item Response Theory (IRT) model, also known as Birnbaum model, fed with all passed_skill_question_*_federal_proposal_2; only voters)

respondent's latent expertise on the 2nd federal proposal, measured in 5 discrete categories (based on latent_expertise_federal_proposal_2; only voters)