I listened carefully to the evidence produced by the noble Lord, Lord Foster. Of course, I am very happy to make available whatever I can to the noble Lord and to copy in other noble Lords who have taken part in this debate.
Perhaps I may come back to the noble Baroness, Lady Hollis, on purchaser research. But I make the point that we are talking about the costs of building a house, which is a housebuilder matter. Whether those costs can be passed on to the owner of the house will depend on the area and on the prices, but this is to do with stimulating the building industry to build more houses—that is extremely clear.
I would like to move on if I may to a similar theme raised by the noble Lord, Lord—