Unless you think that where a company is headquartered doesn’t matter at all, then the London Stock Exchange Group’s proposed purchase of Refinitiv looks like great news for the City.

A deal would bring one of the UK’s most important financial technology and information businesses back under the control of a British company. For the UK to host what would be the world’s largest listed provider of financial-market infrastructure would send a strong signal as London seeks to bolster its position as an international financial centre after Brexit.