On the Business podcast this week: The Panama Papers off shore tax scandal, the Irish angle and an in-depth discussion of the far-reaching implications of the leak. Ciarán Hancock is joined in studio by Professor Jim Stewart of Trinity College Dublin and Legal Affairs Correspondent Colm Keena.

In part two Simon Carswell and Dominic Coyle discuss US President Barack Obama's move to end Dublin-based pharma firm Allergan's hopes of an inversion deal with giant Pfizer, and what the rule change means for other multinationals here.