David Frum : Immigration ` ` ' '' is a deliberately ambiguous term . For some people , immigrants are a source of cheap labor , he says . Others : Big wave of immigration coincides with decline in labor 's share of economy . America does n't have a labor shortage , but wages may be too low , he says .
David Frum : Immigration `` reform '' is a deliberately ambiguous phrase . For some employers , immigrants represent a source of cheap labor , he says . Frum : Big wave of immigration coincides with decline in labor 's share of economy . America does n't have a labor shortage , but wages may be too low , he says .