That two things both involve politics does not, by itself, imply they cannot be usefully discussed separately. You need to actually argue that the issues the a

That two things both involve politics does not, by itself, imply they cannot be usefully discussed separately. You need to actually argue that the issues the author discusses go away or become moot given the imperfection of real-world evaluation. It is not enough to argue that the world would look different were perfect evaluation possible.