Britain's Prime Minister David Cameron has said the EU is losing out to other growing economies and must be reformed. Speaking at the élite conference in Davos in Switzerland, Cameron said he was not suggesting that the UK turn its back on Europe but that the Union needed to make changes. Earlier this week the Conservative leader has promised to hold a referendum on whether the UK should stay in the EU. What to ordinary Londoners think about the prospect of a referendum on future European Union membership?
