A review of Mitch Duneier’s new book Ghetto ends with one of the book’s claims:

Despite the program’s vaunted successes, Mr. Duneier concludes that its limitations reveal a cognitive and moral dissonance at the heart of American life: No project to end the ghettos can work if it requires the white community to make tangible sacrifices on behalf of black people.

It is one thing to not intentionally commit racist acts and another to make certain sacrifices.