http://www.sussex.ac.uk/spru/newsandevents/2017/publications/food-brexit
http://bruegel.org/wp-content/uploads/2017/03/WP_2017_03-.pdf
http://www.failteireland.ie/FailteIreland/media/WebsiteStructure/Documents/Brexit/Exchange-rate-impacts-Update-19th-June-2018.pdf?ext=.pdf
https://publications.parliament.uk/pa/ld5801/ldselect/ldeucom/248/248.pdf