Education and the health service (think buildings and land as assets for the latter) are the two remaining ones apart from something like the road system. I'm sure they will try these soon.
Didn't they already have a shot at education? That whole Academies mess. Although the master plan to make every school an "academy" [0] was shot down days after it was announced.
[0] This is a weird, UK government definition of the word. Don't think Plato.