it's difficult for any local government selling state owned companies and retaining some control like we did with Lloyds bank.I think you might be overstating the difficulties the EU has with 1 and 3 above. SNCF,and DB still exist. It i do not think the EU has any difficulty with community owned resources. .
Imagine JC setting up a national investment bank under the DFI, buying back electricity, water and rail.