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

erhält keine «easyvote»-Broschüre von der Gemeinde
erhält «easyvote»-Broschüre von der Gemeinde

dummy value indicating whether or not the respondent automatically receives the "easyvote" booklet by postal mail (requires that the respondent's municipality has subscribed to this service for the respondent's age range)

respondent's substantive participation status at the current ballot (blank votes count as 'not participated')

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

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

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

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

dummy value indicating whether or not the User-Agent string of the respondent's web browser corresponds to a mobile device (smartphone, tablet etc.; only online respondents)

respondent's latent expertise on the federal proposal "Volksinitiative «Für eine massvolle Zuwanderung (Begrenzungsinitiative)»" (based on a 2–3 parameter logistic Item Response Theory (IRT) model, also known as Birnbaum model, fed with passed_skill_question_1_federal_proposal_1, passed_skill_question_2_federal_proposal_1 and passed_skill_question_3_federal_proposal_1; only voters)

respondent's latent expertise on the federal proposal "Volksinitiative «Für eine massvolle Zuwanderung (Begrenzungsinitiative)»", measured in 5 discrete categories (based on latent_expertise_federal_proposal_1; only voters)

respondent's latent expertise on the federal proposal "Änderung des Jagdgesetzes" (based on a 2–3 parameter logistic Item Response Theory (IRT) model, also known as Birnbaum model, fed with passed_skill_question_1_federal_proposal_2, passed_skill_question_2_federal_proposal_2 and passed_skill_question_3_federal_proposal_2; only voters)