Nate Cohn @Nate_Cohn
@gelliottmorris @BrendanNyhan @ben_golub uncertainty in model specification is different. if it's 96% without polarization, 99% with, and you're 'not sure' whether the last 3 months raise an issue for your polarization term, then i think we can take the under on 99 — PolitiTweet.org
