An AI generated - detailed analysis explores what it would take to fund UK state schools at private-school levels—an extra £110–130bn annually, plus £30–40bn in capital upgrades. Matching Nordic nations, this investment would shrink class sizes, restore buildings, boost teacher pay, and improve outcomes. Though raising taxes and requiring political will, the long-term economic and social returns far outweigh the short-run costs, moving the UK from being at the bottom level of education funding upto the best performing.

Link to blogs that back this up - Lets Rethink Education - Episodes 1 to 7