The Irish Fiscal Advisory Council (Ifac) this Thursday published an analysis of corporation tax revenue by economist Brian Cronin to dig deeper into the well-documented increase in the share of corporation tax paid by a small number of multinationals.  The risk this poses to the State’s budget has been well flagged, with previous publications from the Department of Finance to the Ifac itself highlighting, for example, that ten corporate groups paid three fifths of Ireland’s entire corporation tax take last year. Today’s publication examines what happens inside this group of ten. “These assessments focus on the aggregate behaviour of corporation…