Der Staat könnte kurzfristig Geld sparen, wenn Geflüchtete aus der Ukraine kein Bürgergeld mehr erhielten. Doch der langfristige Schaden dieser Politik ist folgenschwer. Politiker überbieten sich mit ihren Forderungen, Ukrainer sollten kein Bürgergeld mehr erhalten, und sprechen gar vom größten Fehler der Ampelkoalition. Das Bürgergeld verleite ukrainische Männer zur Fahnenflucht, reduziere den Willen, ...
DIW Graduate Center and the Berlin School of Economics have approved an exchange programme with the PhD programme of the Aix-Marseille School of Economics (AMSE). This includes participation in PhD courses for which you will receive accreditation (please note that core courses are not interchangeable) as well as research stays at the AMSE faculty. If you are interested in joining AMSE for a few months, ...
This paper analyzes a merger of large manufacturers with divestiture in the French coffee market. In contrast to previous approaches used to study the effects of upstream divestitures on prices and welfare, we model the vertical market structure. First, our results show that the standard policy recommendation to require divestiture to small recipient firms may not hold when asymmetric bargaining power ...
The use of gas will decline dramatically as part of the transition to net zero. Modeling at European levelsshows that by 2050 about 70% less gaseous fuels will be used. Significant regulatory reform is needed todeal with the impacts of this decline on the gas grid.
Fast online surveys without sampling frames are becoming increasingly important in survey research. Their recruitment methods result in non-probability samples. As the mechanism of data generation is always unknown in such samples, the problem of non-ignorability arises making vgeneralisation of calculated statistics to the population of interest highly questionable. Sensitivity analyses provide a ...
We discuss the main Theories of Harm in EU merger control and their evolution since the 1990s. We present stylised facts and trends using data extracted from EU merger decisions by natural language processing tools. EU merger policy has adapted over time, both in terms of legislation and theories of harm, as well as in terms of the investigative tools and evidence used. The introduction of the new ...
What is the state of poverty and social cohesion in Germany? What about the integration of Ukrainian refugees? How has people's mental health developed over the last 20 years? In 2023, researchers from the Socio-Economic Panel (SOEP) once again used its long-term panel data to conduct research on a wide range of topics relating to social change in Germany. In the 2023 annual report, SOEP looks back ...
