Grol-Prokopczyk, Hanna. “Age and Sex Effects in Anchoring Vignette Studies: Methodological and Empirical Contributions”. Survey Research Methods 8, no. 1 (April 10, 2013): 1-17. Accessed January 17, 2022. https://ojs.ub.uni-konstanz.de/srm/article/view/5133.