For proving black segregation mainly caused by white, author uses the examples presented by other authors. For instance, the limited tolerance of white to racial mixing, as an example presented firstly by the author Farley, is now used by the author Massey to support his argument. According to Farley's survey, white people would feel uncomfortable in a neighborhood where only 7 percent of the residents were Black. Once the percentage of Black goes up, more and more white people choose to leave and no white people will enter this area again. As a result, black segregation happened. Beside Farley's example, the author Massey also uses the examples presented by Schuman, Bobo, Sniderman, and Piazza to support his argument. For instance, 60 percent
