Within the Preparation Module for the Einstein Center for Population Diversity (ECPD), diverse research institutions came together to provide new survey instruments for the innovation sample in the German Socio-Economic Panel (SOEP-IS). With the goal of collecting insightful information about future narratives and family care, central topics of the ECPD research endeavor, factorial survey was chosen as a suitable method. A preliminary set of vignettes was designed conjointly, and before

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... ng with the large-scale survey, a series of cognitive pretests were conducted to examine comprehensibility and context effects. In this study we describe the design and analysis of these cognitive pretests, with a special focus on the process of designing the final survey informed by the pretests' feedback.