We study the labour market impact of a major shock of return migration, following the end of the Portuguese Colonial War in 1974. The retornados influx is unique because of its size (half a million people in a country of nine million), and similarity with the native population (almost 80% of the...

We study the labour market impact of the return of half a million Portuguese due to onset of the colonial war in 1974. Both the size and similarity with the native population (almost 80% were Portuguese-born) make this a unique shock. We use census data from 1960 and 1981 to document a decrease...

This paper investigates the degree of monopsony power of employers in different industries against the background of a statutory minimum wage introduction in Germany in January 2015. A semi-structural estimation approach is employed based on a dynamic model of monopsonistic competition. The...

This paper investigates the degree of monoposony power of German employers in different industries, using a semi-structural approach based on a dynamic model of monopsonistic competition. The empirical analysis is based on a linked employer-employee data set which allows us to control for...

Diese Dissertation besteht aus drei Aufsätzen aus den Bereichen Arbeitsmarktökonomie, berufliche Vorsorge und Sozialpolitik, die sich mit den Auswirkungen öffentlicher Gesetzgebung und makroökonomischer Schocks auf individuelle Verhaltensweisen befassen. Der erste Aufsatz behandelt die...

During the COVID-19 pandemic there were supply chain bottlenecks all over the world with regard to raw materials and intermediate products. In this article, we examine how these constraints affected labour market development. For an empirical panel analysis, we combine survey data and...