Management experts are warning it may be impossible to follow through on threats to fire under-performing civil servants.
Over the weekend the Taoiseach said he'd support Ministers who ask senior officials to leave their posts if they're not up to scratch.
Leo Varadkar said he wanted a 'cultural shift' to improve results in the public sector after scandals in the Gardaí and Health service.
But management consultant Eddie Molloy says we've seen before that it's unrealistic:
