Polling analysis: The big driver of Labour’s decline has not been been a move to CON but to don’t know
Also Ukip sees big increase in 2010 LAB switchers The chart shows the responses of those telling ICM in their last six polls that they voted Labour at GE2010 but have now switched to either “Dont know/Refused” or Ukip. As can be seen there has been a marked increase in switching to the purples but by far and away the biggest element has been the increase in 2010 LAB voters now saying they don’t know or simply refusing to given…