To ask the Chancellor of the Exchequer what estimate his Department has made of the likely change in revenue from reducing the (a) basic rate of income tax and (b) higher rate of income tax by one per cent. in (i) 2007-08 and (ii) 2008-09. (158076)

The information requested will be published in the next edition of HM Treasury's tax ready reckoner—‘2007 tax ready reckoner and tax reliefs’—which will be published later this year.