World leaders and economic experts react: Brexit is 'as significant as post-9/11'
One expert, Ian Bremmer, President and Founder at Eurasia Group, even said a Brexit was "as significant as post-9/11" for the markets.
The UK shocked the world on Thursday when a slim majority voted for a Brexit, and the fallout since then has been dramatic - the pound crumbled to a 31-year low against the dollar, banks are already predicting the FTSE will fall to 5,000, and major property firms in are disarray.
As UK politicians scramble to make sense of a Britain outside of the EU here is a quick look at what some very influential figures in the world of business and tech had to say on the matter: