“…Out of 49 articles, 30 mention cost savings as a motivation. These cost savings are further specified in lower production, raw material, overhead and labor costs, for instance by Kumar, Medina and Nelson (2009b), Bygballe et al (2012), Lemoine (2010), Kamann and van Nieulande (2010), and Zhang et al (2013). According to Jia et al (2014, p. 290), who carried out case studies with 14 companies in Europe and North America, cost reductions represent a common motivation for all case companies, "however, in only four cases this represented the sole or main driver".…”