This paper on private cellular networks is interesting to better understand this topic but also to see the huge potential of connectivity it brings to businesses.
As mentioned in the executive summary : “This paper aims to:
1) help enterprise, industry and government understand the potential benefits of
private networks to support their digital connectivity needs;
2) help private network service providers (including MNOs, neutral hosts, system
integrators) better understand the benefits which are most valued by the different
types of customer”.