Prof. Dr. Maren Hartmann
reached (around 20 per cent non-usage) from which usage is unlikely to increase significantly. We are actually dealing here with a stabilisation of not being online. However, whether these 20 per cent of non-users [...] theory No. 22 (4), pp. 403-426. Kirchner, Juliane (2014): Of offliners and net dropouts. A podcast by Rico Valtin and Juliane Kirchner. www.valtin.org/blog/2014/05/08/v08-offliner-netzaussteiger/ (accessed