Of course we want to make sure that any documents we publish accurately reflect the range of possibilities that leaving the European Union might entail. Thousands of pages of information were published in the technical notices that were published by my right hon. Friend the Brexit Secretary. It is also the case that on gov.uk/brexit there is much information about what leaving the European Union would entail. The right hon. Gentleman specifically refers to the Yellowhammer document. The point about the Yellowhammer document is that it is an aid to Ministers in order to ensure that we can deal with the reasonable worst-case scenario. Of course, the assumptions in the Yellowhammer document are arrived at independently by civil servants, and rightly so.