The Currency often reports on the very real divide between Ireland’s domestic and multinational economies. As Stephen put it as he delved into the debate on the cost of a united Ireland on Thursday, “our island has three economies. The domestic economies of the north and the south, and the multinational sector in the south”. The rift has been growing between the largely US-owned IT and pharmaceutical sectors, their Irish subsidiaries’ multi-billion-euro revenues and profits and six-figure average salaries, and an indigenous SME industry struggling to meet rising costs. This is the challenge facing the new Minister for Enterprise, Trade…