In Germany, many labour laws and regulations apply only in establishments above a critical size, and usually these thresholds are defined by the number of employees. The existing 160 thresholds are complex and defined inconsistently, making it difficult for firms to obey the law. Moreover,...

This paper investigates the relative impact of microeconomic agglomeration mechanisms on plant's total factor productivity (TFP) using German establishment and employment level data. Contrasting different strategies to estimate TFP from plant level production functions reveals that not...