Now that the Brexit dust has settled from 2017, it is time to ask what this will mean for financial firms in 2018.

The deal struck last month followed the standard playbook for the conduct of EU negotiations.  Shortly before the deadline, talks break up in disarray, haggard officials lamenting that there is no way out of the impasse.  But then an all-night negotiating session ensues, and everybody emerges smiling in the early morning sunshine triumphantly proclaiming their agreement.