Did the debates cost Labour at least 20 seats?
Rod Crosby on the impact of Brown’s decision to take part After working hard in the run-up to the election I took a break for a while, and have really only just begun the post-mortem on my predictions and the actual result. One thing that caught my eye is this graph. For those who don’t recall, I promoted the Kalman Filter as the best way of “averaging” the polls, and as far as the critical Tory lead was concerned it…