“…To assess the extent and reasons for this change, especially why Jews still vote Democratic and white Catholics do not, I study the effects on voting choices of three levels of socioeconomic status (high, middle, and low SES) and of four ethnic groups -African-Americans (or blacks), Jews, white Catholics, a volatile group (Thernstrom, 1973), and white Protestants (Glazer and Moynihan, 1963: 314-315;Ladd, 1993: 47). Hypotheses Three hypotheses (Smith, 1992: 206-209), which formalize my reasons for today's alignments, suggest that voters now have weak partisanship (Nie et al, 1979: 47-73) and that they pragmatically make subjectively rational choices (Boudon, 1989(Boudon, : 176-1771(Boudon, 1990:…”