In this paper, I first show that Swedish job polarization is - contrary to common belief - a long-run phenomenon: the share of middle-wage jobs has declined relative to the highest- and lowest-paid jobs since at least the 1950s. Based on previous results for the US, I then demonstrate that the...

Using a rich longitudinal database, I study the dynamics behind changes in the distribution of annual earnings in Sweden 1991 to 1999. The analysis indicates a systematic increase in persistent earnings differentials during the 1990s; workers with low relative earnings in the beginning of the...