In his series of articles on the future of the Republican Party, Sean Trende proposed that one explanation for increasing numbers of Whites voting Republican was simply that they were continuing to get wealthier—that it had nothing to do with race. I argued against this on a number of grounds, including the generally difficult economic times for Whites. Here’s the general historical picture:

The above chart certainly doesn’t support the idea increasing wealth as an explanation for the 1.5% drift of Whites to the Republican party since 1948.

http://www.theoccidentalobserver.net/2013/07/decline-of-the-economic-position-of-whites-implications-for-republican-strategy/