Can't speak for the UK but Tokyo seemed to do pretty well with privatized subways: https://www.bloomberg.com/news/articles/2011-10-31/why-tokyo-s-privately-owne

Can't speak for the UK but Tokyo seemed to do pretty well with privatized subways: https://www.bloomberg.com/news/articles/2011-10-31/why-tokyo-s-privately-owned-rail-systems-work-so-well https://www.bloomberg.com/news/articles/2011-10-31/why-tokyo... Singapore has a pretty good quasi-public-but-transparent-and-subsidized healthcare system: https://www.vox.com/policy-and-politics/2017/4/25/15356118/singapore-health-care-system-explained https://www.vox.com/policy-and-politics/2017/4/25/15356118/s... I think the jury's still out on if privatization is the primary factor for success or failure or if other complex factors determine the success/failure of these programs (I would guess the later).