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https://publications.parliament.uk/pa/ld201719/ldselect/ldeucom/16/1603.htm
https://europa.eu/globalstrategy/sites/globalstrategy/files/regions/files/eugs_review_web_0.pdf
http://www.bbc.com/news/world-europe-40653756
http://www.euronews.com/2017/07/11/four-charts-to-better-understand-the-eu-s-population?utm_source=newsletter&utm_medium=en&utm_content=four-charts-to-better-understand-the-eu-s-population&_ope=eyJndWlkIjoiZjU3Y2JhYmUwMGUxZDFiNTUxOTU1ZDljNzExNTI1MmEifQ==
https://www.project-syndicate.org/commentary/g20-solutions-to-ending-inequality-by-helle-thorning-schmidt-2017-07
https://www.project-syndicate.org/commentary/putin-oligarchs-children-by-anders-aslund-2017-06
https://www.g20.org/Content/DE/_Anlagen/G7_G20/2017-g20-statement-antiterror-en.pdf?__blob=publicationFile&v=2
http://hmics.org/sites/default/files/publications/HMICS20170621PUB.pdf
http://uk.reuters.com/article/uk-eu-defence-juncker-idUKKBN1900V4