Late on Thursday, the EU’s 27 member states finally came to a unanimous agreement on the implementation of a minimum 15 per cent effective corporation tax rate for multinationals, in line with the international deal brokered by the OECD last year. The decision came after Hungary and Poland finally dropped their veto, having held up the directive legislating for the OECD agreement’s so-called Pillar Two for the best part of this year. To placate Poland, the agreed text includes a phase-in period during which investments in bricks-and-mortar activities in a given country will shield a greater portion of profits from…