The Heritage Foundation? Nothing from EPI showing wages have dropped 30% since 1972?
So I went there instead, and to my surprise, found this:
It is an article of faith among many liberal Democratic partisans that a significant percentage of people who vote for Republicans are willfully voting against their own class interests. They are being suckered, the argument goes, by the Republicans' disingenuous appeals on issues of cultural morality and by simplistic calls for a less meddlesome government.Source: The Progressive Policy Institute, The Trouble With Class-Interest Populism