. >> with us from london is lionel barber, editor of "the financial times."al times" says this morning 60 years of european state craft has gone into reverse. how long does that last for? what is the short-term impact today? what's the long-term impact? >> in the short term, we have a constitutional crisis in britain which is, as you know, regarded as one of the most stable world. the people have voted against european union membership decisively. the prime minister has announced his resignation. we don't know what the shape of the new government will be, nor do we know what new deal this government will want from brussels. so there's a big, big gap. then, of course, there will be economic consequences. investors will have no certainty about whether britain will continue to have access to the single market, the 500 million people. the pound has slumped, and bond yields have compressed. this will go on for weeks, if not months. and i think the earliest that we'll know whether we have a new prime minister will be the early fall. >> who's likely to be the next p