“Those who believe Brexit is a U.K. problem are misunderstanding the impact it will have globally. They’re forgetting the impact that Greece had — and Greece is much smaller than the U.K., and not a financial center. 

“Traders are in shock, with panic spreading as sterling suffered its biggest ever one day fall – markets haven’t had to deal with anything like this since the worst days of the ’08 crash. With the U.K.’s currency in freefall and the stock market tumbling downwards – 8% and counting...It’s likely that the chances of a global recession have risen above 50%.”

http://www.marketwatch.com/story/panic-and-bloodbath-analysts-react-to-uks-decision-to-brexit-2016-06-24