Nate Silver @NateSilver538
Yeah, this. Also important to keep a couple of related points in mind: * Switching a vote from D to R or R to D has twice the impact of turning someone out who wouldn't otherwise. i.e. instead of going from 0 to +1, you're going from -1 to +1 for a net gain of 2. — PolitiTweet.org
(((David Shor))) @davidshor
@Noahpinion This view is popular but it’s completely wrong. Roughly 90% of the change from 2012 to 2016 and 2016 to… https://t.co/KGPud0M025