The migrant crisis and Britain’s threat to pull out of the European Union pose threats to European economic integration, the IMF’s new chief economist told AFP in an interview.

The migrant crisis and Britain's threat to pull out of the European Union pose threats to European economic integration, the IMF's new chief economist told AFP in an interview.

"I worry a lot about the strong trend in Europe to pull back from market integration," said Maurice Obstfeld, mentioning notably "Britain wanting to possibly leave the European Union."