Der Beitrag befasst sich mit den zentralen schulrechtlichen Fragen vor dem Hintergrund der Corona-Pandemie im laufenden und im kommenden Schuljahr. Er behandelt dabei die rechtlichen Anforderungen an Schulschließungen nach dem Infektionsschutzgesetz (IfSG), die Schulpflicht,...

During the past thirty-five years, energy use as a fraction of output has dropped significantly at both the household and the firm levels. Therefore, we investigate a dynamic stochastic generalized equilibrium model economy's response to an energy price hike for different firm and household...

It is argued that the observed return rates on capital at firm-level have an upward bias if firms are producing with unobserved intangible capital. Using EUKLEED, a comprehensive firm level data base for Germany, this theoretical preposition is proved empirically. Furthermore, making unobserved...

We study the role of establishment-specific wage premiums in generating recent increases in West German wage inequality. Models with additive fixed effects for workers and establishments are fit in four sub-intervals spanning the period from 1985 to 2009. We show that these models provide a good...

Contributions by investor-owned companies play major roles in financing the campaigns of candidates for elective office in the United States. We look at the presidential level and analyze contributions by companies before an election and their stock market performance following US presidential...

Heterogeneous firm productivity seems to provide an argument for governments to pursue `pick-the-winner' strategies by subsidizing highly productive firms more, or taxing them less, than their less productive counterparts. We appraise this argument by studying the optimal choice of effective tax...

This study uses detailed, reliable and up-to-date linked employer-employee data that take account of both the demand and the supply side of the labor market to challenge the conventional wisdom of a universal exporter wage premium. It investigates whether for German establishments an exporter...

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...