https://www.bloomberg.com/news/articles/2017-08-25/brexit-bulletin-when-silence-isn-t-golden
https://blogs.lse.ac.uk/brexit/2019/08/12/boris-johnsons-real-agenda-the-singapore-scenario/
https://socialeurope.eu/brexit-why-does-northern-ireland-matter-so-much
http://www.ey.com/Publication/vwLUAssets/EY-UK-EU-Working-through-uncertainty/%24FILE/EY-UK-EU-Working-through-uncertainty-considerations-for-Financial-Institutions.pdf