https://www.occrp.org/en/37-ccblog/ccblog/18400-only-those-with-money-can-leave-gazans-pay-thousands-to-escape-through-egypt
http://ourglobalfuture.com/wp-content/uploads/2017/05/Global-Future-The_case_for_immigration.pdf
http://blogs.lse.ac.uk/brexit/2017/05/31/eu-migrants-going-home-with-skills-acumen-and-higher-expectations/