“…Although there is some debate regarding the source of these attitudes, competition over scarce resources tends to be a common thread in this research (Alozie and Ramirez, 1999;Johnson and Oliver, 1989;Oliver and Johnson, 1984;Kaufmann, 2003;Mindiola, Niemann, and Rodriguez, 2002;Vaca, 2004; but see McClain and Karnig, 1990;McClain, 1993;McClain andTauber, 1998, 2001). In short, despite shared interests, competition over occupational, educational, and political resources often serves as an obstacle for positive attitudes and coalition formation between these two groups (Borjas, 1999).…”