Whole-of-government approach
A whole-of-government approach (WGA) refers to the joint activities performed by diverse ministries, public administrations and public agencies in order to provide a common solution to particular problems or issues, and involve some form of cross-boundary work and restructuring. == Description == The approach and content of the initiatives can be formal or informal.
Source: Wikipedia — Whole-of-government approach (CC BY-SA 4.0)