//-->
The distribution of income of self-employed, entrepreneurs and professions as revealed from micro income tax statistics in Germany
Merz, Joachim, (2000)
The distribution and re-distribution of income of self-employed as freelancers and entrepreneurs in Europe
Merz, Joachim, (2003)
Heterogeneity, control variables, and maximizing behaviour : theory and an application to earnings functions with labor mobility
Hübler, Olaf, (1986)
Zur Messung von Diskriminierung auf dem Arbeitsmarkt
Hübler, Olaf, (1989)
Optimal Number of job changes
Hübler, Olaf, (1987)