Tenders Are Invited For Public-Opinion Polling Services – Implementation And Supervision Of An International Comparative Population Survey

Public-Opinion Polling Services – Implementation And Supervision Of An International Comparative Population Survey. The Subject Of The Procurement Is The Implementation Of An International Comparative Longitudinal Online Panel Survey In Germany, Sweden And The United States With Three Survey Waves In 2027, 2029 And 2031. The Target Group Includes People Of Working Age From 18 To 64 Years. The Sample Should Be Structured As Closely As Possible To The Respective Population In Each Participating Country In Terms Of Age, Gender And Level Of Education. In Addition, Regional Distribution, Degree Of Urbanization And Migration Status Should Be Taken Into Account. The Surveys Are Conducted Online. The Questionnaires Include Sociodemographic, Attitudinal And Behavioral Questions As Well As Two To Three Survey Experiments Per Wave That Require Random Assignment Of Respondents. The Median Processing Time Is Approximately 20 To 25 Minutes. The Contract Includes The Following Services In Particular: Review And Methodological Harmonization Of The English-Language Master Questionnaire; Translation And Linguistic Validation Of The National Questionnaires, In Particular Translation Into Swedish; Programming And Technical Implementation Of The National Online Questionnaires; Conducting A Quantitative Pilot Study With Around 100 People Per Participating Country In The First Wave Of The Survey; Development Of The Sampling And Quota Strategy; Recruitment Of Respondents And Implementation Of Field Phases; Panel Management, Re-Contact And, If Necessary, Recruitment Of Replacement Or Refresher Samples; Quality Assurance And Quality Control At Sample And Respondent Level; Data Processing, Data Cleaning, Coding And Weighting; Pseudonymization Of Respondent Identifiers As Well As Data Protection-Compliant Storage And Processing; Preparation Of Field Reports, Method Reports, Data Protection Reports, Code Books And Data Sets; Creation Of Harmonized Longitudinal Data Sets Across Survey Waves. The Binding Basic Sample Includes 3,000 Completed Interviews Per Country And Survey Wave. In Addition, Prices For Alternative Sample Sizes Of 2,000 And 4,000 Completed Interviews Per Country And Survey Wave Must Be Stated. These Alternative Sample Sizes Can Be Accessed In Whole Or In Part As Optional Services, Depending On The Available Budget Resources And The Specific Project Needs. The Service Is Awarded As An Overall Contract Because The Individual Services Are Closely Linked To One Another In Terms Of Subject Matter, Technology And Organization And Require Uniform Methodical Implementation As Well As Consistent Data And Panel Management.