There is truth to the matter, but it's also because class conscious groups fail to recognize that they perpetuate the same racism, sexism, etc... that the elites do.
Coincidentally, ignoring race as an issue is the one issue many people on both sides of the political spectrum can get down with even though economic equality does not guarantee racial equality.
Coincidentally, ignoring race as an issue is the one issue many people on both sides of the political spectrum can get down with even though economic equality does not guarantee racial equality.