Die Initiative Neue Soziale Marktwirtschaft (INSM) hat das ifo Institut mit der Erstellung einer Studie zum sogenannten Mittelstandsbauch im deutschen Einkommensteuertarif beauftragt. Der Mittelstandsbauch führt bei geringen und mittleren Einkommen zu einem schnell steigenden Grenzsteuersatz,...

Seit dem Jahr 2016 wurde der Einkommensteuertarif jährlich an die Inflation angepasst, um die sonst automatisch steigende durchschnittliche Belastung der Einkommen - die "kalte Progression" - auszugleichen. Zu diesem Zweck wurden Grundfreibetrag und Tarifeckwerte verschoben, sodass die...

This paper examines the elasticity of tax revenue with respect to a marginal rate change, at both the individual and aggregate level. The roles of the elasticity of taxable income (the behavioural effect on taxable income of a tax rise) and the revenue elasticity (the structural effect on...

This paper analyzes the sources of heterogeneity in legal tax avoidance strategies across individuals. Three conditions are required for a taxpayer to participate in tax avoidance: incentive, access, and awareness. Using rich Swedish administrative panel data with a unique link between corporate...

This paper calculates effective macro-economic tax rates for the 25 EU countries following the methodology developed in Mendoza, Razin, and Tesar (1994). The available Eurostat data allow to compute the tax wedge on consumption, labor and capital. We show that effective tax rates in the 10 new...

This study evaluates the tax planning behavior of married couples with regard to the allocation of tax schedules between spouses in the context of the German income tax splitting. The focus lies on the disparities between East and West German couples. The assumption is that the tax planning...

This report provides estimates of the VAT Gap for 26 EU Member States for 2012, as well as revised estimates for the period 2009-2011. It is a follow-up to the report "Study to quantify and analyse the VAT Gap in the EU-27 Member States", published in September 2013. This update incorporates the...

This report presents and discusses the findings of the "Study to quantify and analyse the VAT Gap in the EU-27 Member States", conducted by CASE and CPB. The main aim of the study was to help better understand the recent trends in the field of VAT fraud and analyse determinants of VAT Gaps using...

Der steuerliche Grundfreibetrag soll dafür sorgen, dass das Existenzminimum von der Besteuerung freigestellt wird. Allerdings wird er nicht wie andere Freibeträge einfach von den Einkünften abgezogen, sondern mit Hilfe der Tarifformel vom zu versteuernden Einkommen abgesetzt. Der Autor zeigt,...

The paper studies how high-income taxpayers responded to the introduction of the 'extraordinary tax on individuals' in Hungary in 2007. The study is based on a panel of tax returns compiled by the Hungarian Tax Authority for the purposes of this study, containing information on 10 percent of...