This paper constructs time series of global profit shifting covering the 2015-19 period, during which major international efforts were implemented to curb profit shifting. We find that (i) multinational profits grew faster than global profits, (ii) the share of multinational profits booked in...

Profit shifting by multinational corporations is thought to reduce tax revenue around the world. While transfer pricing regulations are meant to curtail profit shifting, there have been rising concerns that a sophisticated tax advisory industry can limit their effectiveness. This paper provides...

Trotz internationaler Reformen mit dem Ziel, grenzüberschreitende Steuerhinterziehungsaktivitäten einzudämmen, ist die Bedeutung globaler Offshore-Finanzvermögen von 2001 bis 2021 relativ konstant geblieben: Gemessen an der globalen Wirtschaftsleistung schwanken sie um etwa zehn Prozent....

This paper attempts to estimate the size and distribution of tax evasion in rich countries. We combine random audits - the key source used to study tax evasion so far- with new micro-data leaked from large offshore financial institutions - HSBC Switzerland ("Swiss leaks") and Mossack Fonseca...

Drawing on newly published macroeconomic statistics, this paper estimates the amount of household wealth owned by each country in offshore tax havens. The equivalent of 10% of world GDP is held in tax havens globally, but this average masks a great deal of heterogeneity - from a few percent of...

Using administrative wealth records from Denmark, we study the effects of wealth taxes on wealth accumulation. Denmark used to impose one of the world's highest marginal tax rates on wealth, but this tax was drastically reduced and ultimately abolished between 1989 and 1997. Due to the specific...

This paper explores the optimal income tax treatment of couples. Each couple is modelled as a single agent supplying labor along two dimensions: primary-earner and secondary-earner labor supply. We consider fully general nonlinear income tax schedules which creates a multi-dimensional screening...

This paper estimates the welfare and distributional impact of two types of welfare reform in the 15 (pre-enlargement) member countries of the European Union. The reforms are revenue neutral and financed by an overall and uniform increase in marginal tax rates on earnings. The first reform...

This paper analyzes the response of earnings to payroll tax rates using a cohort-based reform in Greece. All individuals who started working on or after 1993 face permanently a much higher earnings cap for payroll taxes, creating a large and permanent discontinuity in marginal payroll tax rates...