The European Central Bank should avoid knee-jerk reactions to the war in Iran and stick to its data-focused approach to setting interest rates, according to Governing Council member Olli Rehn. "My advice in front of the mirror for the Governing Council meeting is to keep a cool head, maintain a steady hand and do not make hasty conclusions about the current situation," the Bank of Finland Governor tells Bloomberg's Oliver Crook in Brussels. (Source: Bloomberg)