["Us" and "them":  European and North American attitudes to immigration].
D000569:Americas; D001290:Attitude; D001519:Behavior; D019049:Developed Countries; D003906:Developing Countries; D005060:Europe; D009656:North America; D011584:Psychology; D011639:Public Opinion; D011640:Public Policy; D012106:Research
Americas; Attitude; Behavior; Comparative Studies; Developed Countries; Developing Countries; Europe; Migration Policy; North America; Policy; Population Policy; Psychological Factors; Public Opinion--determinants; Research Methodology; Social Policy; Studies
"Nous" et "eux":  l'Europe et les Etats-Unis facea  a l'immigration.