Gary Boom, managing director of BI, said he was wary of making bold predictions given the unprecedented nature of the Brexit vote, but added: ‘We can say that the uncertainty associated with a leave vote would likely result in further volatility, which is generally unwelcome for any market. ‘[Sterling] has been weakening [against the euro] in the lead-up to the vote and it seems probable that it would continue to fall if we vote leave; this would result in price rises across the board as the cost of replacement stock would immediately rise.’ Read more.