GESIS - DBK - ZA6905

ZA6905: German Internet Panel, Wave 31 - Core Study (September 2017)

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  • ZA5866_data_access.pdf (User Contract) 62 KBytes
  • ZA5866_Datenzugang.pdf (User Contract) 56 KBytes


  • ZA5866_cod_all.pdf (Codebook) 153 MBytes
  • ZA6905_cod.pdf (Codebook) 4 MBytes
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Bibliographic Citation

Citation Citation Blom, Annelies G.; Felderer, Barbara; Höhne, Jan K.; Krieger, Ulrich; Rettig, Tobias; SFB 884 ´Political Economy of Reforms´, Universität Mannheim (2018): German Internet Panel, Wave 31 - Core Study (September 2017). GESIS Data Archive, Cologne. ZA6905 Data file Version 1.0.0,
Study No.ZA6905
TitleGerman Internet Panel, Wave 31 - Core Study (September 2017)
Current Version1.0.0, 2018-4-4,
Date of Collection01.09.2017 - 30.09.2017
Principal Investigator/ Authoring Entity, Institution
  • Blom, Annelies G. - Universität Mannheim
  • Felderer, Barbara - Universität Mannheim
  • Höhne, Jan K. - Universität Mannheim
  • Krieger, Ulrich - Universität Mannheim
  • Rettig, Tobias - Universität Mannheim
  • SFB 884 ´Political Economy of Reforms´, Universität Mannheim


AbstractThe German Internet Panel (GIP) is an infrastructure project. The GIP is used to collect data on individual attitudes and preferences relevant to political and economic decision-making processes. The questionnaire contains numerous experimental variations in the survey instruments. For more information, see the study documentation. Topics: verification of stored data of the respondent such as surname, first name, sex, year of birth, mobile phone number and landline number and, if necessary, addition of mobile phone number and landline number or not specified; household composition: age and sex of up to four household members and their relationship to the respondent; current employment (full-time or part-time employment, partial retirement, mini-job, one-euro job, occasional or irregular employment, vocational training/apprenticeship, retraining, federal volunteer service, voluntary social/ecological/cultural year, maternity and parental leave, pupil, student, pensioner, unemployed, permanently unable to work, housewife/househusband); current or former main employment status; based on current or last paid activity: dependent employment, self-employed or assisting family member; fixed-term employment contract; employment in the public sector; economic sector employment; religion; religiousness; computer use besides the study; frequency of Internet usage for private purposes; frequency of private Internet usage per day; satisfaction with selected areas of life (family life, leisure, financial situation, work); social activities: active, passive, or no membership in selected organisations and associations (sports, music or cultural association, other hobby association, human rights, environmental or animal protection association, charity or aid organisation, religious or ecclesiastical organisation, youth, parents or senior citizens´ association, citizens´ initiative, professional association, trade union and political party); left-right self-assessment; party affiliation and party identification; personal net income (categorized); number of income contributin persons in the household; household income (categorized); voted in the 2017 federal election; voting choice election (second vote); vote intention; vote at last election. Demography: highest educational degree; highest professional qualification; marital status; number of household members (household size); employment status; occupational status; state of principal residence; German nationality; (variables passed on: sex; year of birth (categorized); year of recruitment). Additionally coded: unique ID; household and person ID within the household; interview date; current online status; experiment; questionnaire evaluation (interesting, varied, relevant, long, difficult, too personal); overall assessment of the survey.
Categories Categories
  • Political Attitudes and Behavior
  • Occupation, Profession
  • Income
Topics Topics
  • 1.5 Employment
  • 11.5 Mass political behaviour, attitudes/opinion
  • 17.2 Income, property and investment/saving


Geographic Coverage
  • Germany (DE)
UniversePersons aged 15 to 75 years, resident in private households at the time of recruitment
Sampling Procedure Sampling Procedure
Probability Sample: Multistage Sample
Mode of Collection Mode of Collection
Onlinesurvey Self-administered questionnaire: CAWI (Computer-Assisted Web Interview)
Data Collectorforsa Marktforschung, Frankfurt am Main
Date of Collection
  • 01.09.2017 - 30.09.2017

Errata & Versions

VersionDate, Name, DOI
1.0.0 (current version)2018-4-4 first archive edition
Errata in current version
Version changes

Further Remarks

Number of Units: 2675
Number of Variables: 118
Analysis System(s): SPSS, Stata


  • Steinacker, G.; Schmidt, S. (2014): German Internet Panel (GIP): Stichprobenziehung und Rekrutierung der Teilnehmer. München: TNS Infratest Sozialforschung, Feldbericht zur Erhebung 2014
  • Steinacker, G.; Schmidt, S.; Schneekloth, U. (2012): German Internet Panel (GIP): Stichprobenziehung und Rekrutierung der Teilnehmer. München: TNS Infratest Sozialforschung, Feldbericht zur Erhebung 2012
  • Blom, A. G., Gathmann, C., & Krieger, U. (2015). Setting Up an Online Panel Representative of the General Population: The German Internet Panel. Field Methods, 27(4), 391–408.
  • Blom, A. G., Bosnjak, M., Cornilleau, A., Cousteaux, A. S., Das, M., Douhou, S. & Krieger, U. (2016). A Comparison of Four Probability-Based Online and Mixed-Mode Panels in Europe. Social Science Computer Review, 34(1), 8-25. doi: 10.1177/0894439315574825
  • Blom, A. G., Herzing, J. M. E., Cornesse, C., Sakshaug, J. W., Krieger, U., & Bossert, D. (2017). Does the Recruitment of Offline Households Increase the Sample Representativeness of Probability-Based Online Panels? Evidence From the German Internet Panel. Social Science Computer Review, 35(4), 498–520.
  • Herzing, J. M. E., & Blom, A. G. (2019). The Influence of a Person’s Digital Affinity on Unit Nonresponse and Attrition in an Online Panel. Social Science Computer Review, 37(3), 404–424.
  • Felderer, B., & Blom, A. G. (2019). Acceptance of the automated online collection of geographical information. Sociological Methods & Research, 1-21.
Relevant full texts
from SSOAR (automatically assigned)


  • German Internet Panel
    The German Internet Panel (GIP) is an infrastructure project. The GIP serves to collect data about individual attitudes and preferences which are relevant for political and economic decision-making processes. The data obtained this way form the empirical basis.
    A cumulative questionnaire documentation (in German) can be downloaded here.