RAPID is a model used to clarify decision accountability to help organisations make better decisions.
In many companies, even clear, well framed decisions can be derailed by uncertainty over roles and responsibilities.
There are five different stakeholder roles:
Note that applying the RAPID model adds overhead which is not always necessary for every decision. However in theory it should increase buy-in from the organisation and achieve a better decision overall.
https://www.bain.com/insights/rapid-tool-to-clarify-decision-accountability/