In recent years, the phenomenon of common ownership by institutional investors has sparked considerable debate among scholars about its impact on competition and companies’ corporate governance. This study analyses some specific features of common ownership by institutional investors in the European banking sector. It also examines closely the tension between competition policy and corporate governance ...
Combined heat and power (CHP) can achieve fuel efficiencies of up to 90% and is thus considered as economically advantageous and ecologically sound compared to uncoupled power and heat generation. This advantage is exploited only if CHP plants are operated as much as possible at their optimal operation point. Increasing penetration by variable renewable energy sources and more flexible technologies ...
Policymakers have implemented a wide range of non-pharmaceutical interventions to fight the spread of COVID-19. Variation in policies across jurisdictions and over time strongly suggests a difference-in-differences (DD) research design to estimate causal effects of counter-COVID measures. We discuss threats to the validity of these DD designs and make recommendations about how researchers can avoid ...
Der Bundestag hat heute den Kohleausstieg bis 2038 verabschiedet. Das Gesetz kommentiert Claudia Kemfert, Energieökonomin und Leiterin der Abteilung Energie, Verkehr, Umwelt am DIW Berlin:
Die Corona-Krise verändert nahezu alle Aspekte des gesellschaftlichen Lebens in Deutschland und weltweit. Die mit der Eindämmung des Virus verbundenen Maßnahmen wie Kontaktbeschränkungen, „Social Distancing“ und die Schließung von Schulen, Geschäften, Restaurants und kulturellen Einrichtungen beeinflussen dabei insbesondere das soziale Miteinander sowohl in Organisationen, Gruppen und Vereinen, als ...
