Der aktuelle Einkommensteuertarif belastet Mittelschichten und Besserverdienende relativ stark durch den schnellen Anstieg der Progression. Entlastungen durch eine Anhebung des Grundfreibetrags oder eine Abmagerung des Mittelstandsbauchs führen leicht zu Steuerausfällen von höheren zweistelligen Milliardenbeträgen im Jahr. Erhöhungen der Spitzensteuersätze wirken dem entgegen, allerdings sind die Aufkommenspotenziale ...
DIETER is an open-source power sector model designed to analyze future settings with very high sharesof variable renewable energy sources. It minimizes overall system costs, including fixed and variablecosts of various generation, flexibility and sector coupling options. Here we introduce DIETERpy thatbuilds on the existing model version, written in the General Algebraic Modeling System (GAMS),and ...
Substantial educational inequalities have been documented in Germany for decades. In this article, we examine whether educational inequalities among children have increased or remained the same since the school closures of spring 2020 due to the COVID-19 pandemic. Our perspective is longitudinal: We compare the amount of time children in secondary schools spent on school-related activities at home ...
