London Bridge Is Falling Down : 7 days of Economics

The pound is the financial instrument that has been suffering the most from the Brexit decision. Right after the results of the referendum it looked like being in free fall. A broad measure of its effective exchangerate was down 11.5% in less than 10 days. For a month, it stabilised, but once the Bank of England had announced a massive easing plan, the downward pressures reappeared. They were exacerbated by Theresa May appearing more interested inregaining borders control than retaining the access to the European single market. Mark Carney, the governor of the BoE, then reminded the public that the Old Lady would not tolerate inflation overshooting targetneither markedly nor for a prolonged period of time. Together with the early evidence that the UK economy was weathering the leave-vote better than thought, this helped eased expectations for further easing fromthe BoE and the pound rebounded.

With the US elections, the pound regained strength against the euro, and extended its broad gains. The overall depreciation of the sterling, which had been as large as 16%by mid-October, was 'limited' to 10% by mid-December. This was another shortlived development and the pound is down again. Next Tuesday, Theresa May will setout 'her vision for Brexit and creating a truly global Britain'. The announcement of that speech drove one measure of the pound volatility up to a two-month high. In short, we would get prepared to another toughweek for the British currency. Next to watch will be the decision from the Supreme Court regarding the involvement of the Parliament in the Brexit negotiations. The pound is not about to stabilise before weeks…