On June 23 the British people will take part in a referendum vote on the question of whether they should be in or out of the European Union (EU).

Markets around the world have become jittery as the exit vote has gradually built momentum and now leads in many opinion polls. One poll conducted by ORB on behalf of the British newspaper The Independent recently showed as much as a 10 point swing in favour of a leave vote.

Financial Centre Threatened

Global banks based in the city of London have all pitched in to support the remaining campaign with many saying they will slash hundreds to thousands of jobs in the UK, and some even crafting contingency plans to relocate to mainland Europe.

«I happen to think that a Brexit would be bullish for global economic growth, it would also give other countries incentive to leave the badly organized EU,» Marc Faber told CNBC's Trading Nation.