There's evidence that economically better-off voters tilt Republican. But there is a paradox. While richer voters tilt Republican, richer states tend to vote Democrat. To discuss this apparent paradox, as well as issues of poll accuracy, and how much the state of the economy has mattered in recent mid-term elections, EconoFact Chats welcomes Andrew Gelman of Columbia University. Andrew is a professor of statistics and political science at Columbia. His work has focused on a range of topics, i...