A major new (non-partisan and independent) assessment of Brexit.
TLDR: it’s even worse than original estimations, that were casually dismissed by Brexiteers as ‘project fear’. The UK economy today is 6-8% smaller than it would have been without Brexit.
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The Economic Impact of Brexit | Policy Commons
This is a document published by National Bureau of Economic Research in November 2025 about Brexit, Productivity, and United Kingdom. It was written by Nicholas Bloom, Philip Bunn, Paul Mizen, et al.