An initial Brexit arrangement must be agreed

“Doubt is not a pleasant condition, but certainty is an absurd one,” wrote Voltaire.

Economist Dermot O’Leary noted recently that the word “uncertain” was used 14 times in the official account of the recent ECB Governing Council meeting, in December. It was used 15 times in the minutes of the latest Federal Reserve meeting.

Apart from being unpleasant, what does all this uncertainty mean? What does Brexit mean for Ireland and for Europe?