• Measurement equivalence in probability and nonprobability online panels 

      Einarsson, Hafsteinn; Sakshaug, Joseph W; Cernat, Alexandru; Cornesse, Carina; Blom, Annelies (Journal article; Peer reviewed, 2022)
      Nonprobability online panels are commonly used in the social sciences as a fast and inexpensive way of collecting data in contrast to more expensive probability-based panels. Given their ubiquitous use in social science ...