You will never get to the irreducible definition of anything because you will never be able to explain why you want to explain, and so on. The system will gobble itself up.
I have to be involved in negotiations because players have to buy into me and what I want from them if they join my club, so all managers need to be fully involved in transfers, that's for sure.
The last thing you want to do is raise taxes in the middle of the recession because that would just suck up and take more demand out of the economy and put businesses in a further hole.