https://infacts.org/better-deal-uk-fishermen-will-hard-catch/
https://agsi.gie.eu/
https://www.veblen-institute.org/IMG/pdf/aubert_hdef.pdf
http://blogs.lse.ac.uk/brexit/2017/12/05/a-high-risk-game-of-chicken-is-being-played-over-the-irish-border/