TY - CHAP TI - Motives for joining nonprobability online panels and their association with survey participation behavior AF - Online Panel Research: A Data Quality Perspective PP - Hoboken PB - John Wiley & Sons SP - 171 EP - 185 PY - 2014-05-01 AU - Mayerhofer, Wolfgang AU - Keusch, Florian AU - Batinic, Bernad ER -