February 12, 2012
American immigration policy since the 1920s has been based on the concept of numerical limits.
Not even the most blatant open borders types actually argue that there should be no numerical limits at all; to do so would to invite certain defeat.
But the same people are extremely skilled at outmaneuvering numerical limits, as recent events on Capitol Hill have shown. Perhaps it would be helpful to create a little list of these ploys, on how to undermine numerical ceilings on immigration without making a direct attack on the central concept: