This paper develops a new method to study how workers' career and wage profiles are shaped by internal labor markets (ILM) and job hierarchies in firms. Our paper tackles the conceptual challenge of organizing jobs within firms into hierarchy levels by proposing a data-driven ranking method...

After the end of World War II in 1945, millions of refugees arrived in what in 1949 became the Federal Republic of Germany. We examine their effect on today’s productivity, wages, income, rents, education, and population density at the municipality level. Our identification strategy is based...

We study whether reallocating existing teachers across schools within a district can increase student achievement, and what policies would help achieve these gains. Using a model of multidimensional value-added, we find meaningful achievement gains from reallocating teachers within a district....