Pre-Boris MORI would have had it at 39/39/12
Last May, it will be recalled, Ipsos-MORI lanuched a major review of its methodology after its performance in the Ken-Boris battle for London. The firm stopped publishing results for a couple of months before it announced big changes and this latest poll embraces measures to stop Labour being over-stated. A major element of the reform was to identify and weight the public sector workers in their samples who have tendency to be much more pro-Labour and anti-Tory than the electorate…