https://institute.global/news/globalisation-brexit-and-transatlantic-alliance
https://www.gov.uk/government/uploads/system/uploads/attachment_data/file/638135/6.3703_DEXEU_Northern_Ireland_and_Ireland_INTERACTIVE.pdf
http://www.oecd.org/std/Hows-Life-2017-60-second-guide.pdf
http://www.britishelectionstudy.com/bes-findings/what-mattered-most-to-you-when-deciding-how-to-vote-in-the-eu-referendum/#.WWPVLnmQw2z