Euro zone business activity in the slow lane as exports brake

LONDON (Reuters) - Euro zone business growth has been much weaker than expected this month as a slowing global economy and a United States-led trade war have led to a sharp fall in exports, a survey showed on Friday.The disappointing readings will likely be of concern to policymakers at the European Central Bank who are expected to end their 2.6 trillion euro (2.30 trillion pounds) asset purchase programme next month. [ECILT/EU]In Germany, Europe's largest economy, business growth has slowed to..