New rules will make it difficult for British firms to hire professionals from countries outside the EU
Immigration is a key issue in France as politicians gear up for primary elections on the left and right ahead of next year's presidential polls
Patrick Collison co-founder and CEO at Stripe, said the new rules will have a major impact on US entrepreneurship and on the broader economy
Republican front-runner Donald Trump has sharpened fault lines on Immigration by vowing to build a wall along the Mexican border