“…In Iceland, this form of cooperation between cities and municipalities uses voluntary cooperation and the base of the project is the idea that cities provide municipalities with the opportunity to actively evaluate the costs and benefits of various services that they could provide together. One of the options used by Icelandic cities and municipalities is the "Shared Services Agreement", which is based on the integration or consolidation of selected services (Hlynsdóttir, 2019). The main argument is that there is a difference between services organized on the basis of cooperation -for example, the establishment of a joint entity or coownership agency with each municipality as an equivalent entity as when the services are provided by the municipalities themselves and arises the so-called added value.…”