“…The adoption decision depends on decision factors such as the trust into performance, security, data protection and an appropriate pricing schema by providers (Kett et al 2012;Hernández et al 2015). The cloud adoption must also be supported by open markets, enabling negotiation processes for handling ambiguous selection criteria (Pittl et al 2017;Slawik et al 2016;Filiopoulou et al 2017). From the provider point of view, a pay-per-use model of the cloud implies solving the problem of proposing pricing schemas based on all involved cost such as the energy consumption of virtual machines (Kostopoulos et al 2016;Kavanagh et al 2016;Altmann and Kashef 2014), or it can require new ways for maintaining cloud infrastructures such as community network clouds (Khan et al 2016).…”