Lovers of a hard Brexit and good value chocolate be warned - you can't have your chocolate and eat it! 
"A top Mars executive says that if the UK leaves the EU without a trade deal it will result in higher prices and threaten jobs."
"In simple terms, if the UK and the EU fail to agree on a new preferential deal, it will be to the detriment of all. Yet that realisation may not be sufficient to produce an agreement."
http://news.sky.com/story/why-mars-b...-deal-10796207
http://www.dailymail.co.uk/news/arti...rd-Brexit.html