Even relatively poor people oppose high rates of redistribution because of the anticipation that they, or their children, may move up the income ladder. This ‘Prospect of Upward Mobility’ (POUM) hypothesis is commonly advanced to explain why democracies do not engage in large-scale...

In closed social systems the social position of an individual is determined by the social position of the family into which he or she was born, whereas in open social systems mobility from one social class to another is possible. This paper concerns the relationship between the class position an...