To ask the Scottish Executive, further to the First Minister’s statement on 16 November 2006 that a reduction in corporation tax in Scotland from 30% to 12.5% would cost £1.4 billion (Official Report c. 29395), what other data it holds, or is aware of, on the yield in Scotland from (a) corporation tax, (b) income tax, (c) capital gains tax, (d) stamp duty ...