Tax policy in general and international income tax policy in particular has long been a subject of discussion and argument by tax philosophers, economists, and lawyers. Theories have often been introduced to support the establishment of new tax systems, to justify existing ones, or to call for...

Viewing the development of the standard international tax neutrality discussion as being historically fairly limited because Musgrave's conclusions, rather than basic definitions, served as the undisputed baseline, in a previous article I reconsidered the classic international tax neutrality...

This paper studies the effects of globalization on the ability of governments to generate tax revenues for the financing of national welfare states. In this context, it summarizes the theoretical predictions of various economic models of tax competition between countries and discusses the role...

Shifting intellectual property (IP) rights across jurisdictions is a well-known strategy of multinationals to reduce corporate income taxation. We investigate the extent to which the flows of remunerations for the use of IP rights are affected by differences in corporate income and withholding...

This study provides a survey on corporate taxes around the world. Our analysis has three main objectives. First, we collect tax data and calculate (forward-looking) effective tax measures for a large sample of countries and recent years. We particularly describe how these measures vary over time...

The 2017 US tax legislation - widely referred to as the Tax Cut and Jobs Act (TCJA) - fundamentally transformed the US system of international taxation. It ostensibly ended worldwide taxation but introduced, for instance, a new tax on "Global Intangible Low-Taxed Income" (GILTI). This paper...

We exploit the new multinational corporations' country-by-country reporting datawith unparalleled country coverage to study profit shifting to tax havens. We showthat a logarithmic function is preferable to linear and quadratic ones for modelling the extremely non-linear relationship between...

We exploit the new country-by-country reporting data of multinational corporations, with unparalleled country coverage, to reveal the distributional consequences of profit shifting. We estimate that multinational corporations worldwide shifted over $ 850 billion in profits in 2017, primarily to...

This paper shows that the OECD inclusive framework of Pillar Two fails to implement the claimed 15% minimum corporate tax for all subsidiaries of multinational corporations that are not shell companies. The reason is that the Substance-based Income Exclusion of Pillar Two allows to tax-deduct...