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QuestionLink
Methodology and technological information
- Explainer video (YouTube; 4:46 min)
- Frequently asked questions (FAQ)
- QuestionLink Engine: A methodological and technical Primer on the QuestionLink Engine (PDF) (644 kB)
The document describes how the QuestionLink Engine we developed in R harmonizes the instruments based on response data from all waves of the survey programs. - Blog series: Adventures in ex-post Harmonization
The series discusses issues in ex-post harmonization in short, easily digestable posts. Several posts focus on equating, the method behind QuestionLink.
The QuestionLink R-Package (external link) is now available. Use the QuestionLink automation technology in your own projects!
Development and Funding
QuestionLink was developed in the context of our integrated survey and data infrastructure (IEDI). QuestionLink recieves additional funding from the German Research Foundation DFG (project number 442494171) within
KonsortSWD as part of the (German) National Research Data Intrastructure (NFDI).