You framed it perfectly! There are so many non-private sector institutions out there that I refrained from calling them even quasi public sector. In fact the ex

You framed it perfectly! There are so many non-private sector institutions out there that I refrained from calling them even quasi public sector. In fact the example you mention of "professional associations" that have acquired regulatory powers is great as most of them are rife and riddled with corruption and act to either the benefit of their management or members and against the public interest.