Arent and Nagl (2013) use the BA Employment panel 1998-2007 to identify effects of the German Hartz reform. Their findings suggest that the reform caused a considerable reduction of wages. Our replication of their study suggests that their clear and strong conclusions are driven by a too coarse...

Arent and Nagl (2013) use the BA Employment panel 1998-2007 to identify effects of the German Hartz reform and find that it caused a considerable reduction of wages. Our replication study suggests that their clear and strong conclusions are based on implausible assumptions regarding the error...

We exploit regional differences in labour market density to conduct a simple empirical test of dynamic monopoly and selection wage theories. According to selection wage theories employers offer above-average wages in order to attract more applicants. This allows them to be choosier and to select...

Auf der Basis der Deutschen Beschäftigtenhistorik untersuchen wir die Konjunkturabhängigkeit von Löhnen auf aggregierter und regionaler Ebene. Dabei unterscheiden wir zwischen Betriebswechslern und Beschäftigten, die im selben Betrieb bleiben. Wir finden, dass die Reaktion der Löhne auf...