In part one we look at the ten month investigation into the sale of NAMA's Northern Ireland property portfolio, culminating in the British National Crime Agency making two arrests in Co. Down. This represents a significant "step change" according to Irish Times business reporter Barry O'Halloran. He joins political correspondent Harry McGee and host Ciarán Hancock to discuss the various strands of this investigation, including Enda Kenny's refusal to launch an inquiry south of the border.

Amazon announced more jobs for its Irish operation this week, and not just any jobs- among the 500 new positions, high-grade engineering posts are expected. Even better, Amazon expects to be able to fill the posts with Irish employees. Have we bridged the 'skills gap'? Ciara O'Brien reports on that announcement, and also on more good tech job news from Deloitte and their new 'Blockchain Lab' that will employ 50 in Dublin. But what is a blockchain?