Lone Parent Employment

: The hon. Gentleman has advanced those arguments before. I recall his previous statements about the parent's shopping bag, and being able to make sure that a certain set of goods can be bought. If I recall correctly, he acknowledged that that could be a costly way of ensuring that a family has enough to eat and sufficient shelter. Has he thought that policy through further and come to some proper costings, so that we can compare his approach with what is happening now?