This article examines the compatibility of the OECD's proposed rules on GloBE (pillar II) with EU law, covering both primary law and secondary law. In addition, it discusses the amendments required by the implementation of this initiative within the internal market. In what concerns...

The novel coronavirus demands untold amounts of public spending even as it has destroyed untold amounts of economic value, yet the fortunes of some taxpayers will multiply in the process. The authors consider proposals to rebuild revenue coffers using excess profits taxes and argue that, owing...

English Abstract: The new coronavirus has reinforced problems that states have been facing in recent years with regard to the tax challenges arising from the digitalization of the economy, especially with regard to large technology multinationals that earn extraordinary profits across the globe,...

Taxes designed to counter unsustainable behaviours that lead to environmental destruction are usually styled as surtaxes on purchase prices. It makes more sense to locate the source of the profits derived from such behaviours and tax them in order to internalize the environmental costs that are...

This study is focused on the tax measures that have been enacted in Portugal, following the health and economic crisis created by the SARS-CoV-2/COVID-19 pandemic.First, it aims at comprehensively characterizing the measures enacted, structuring them by thematic clusters, enabling the reader to...

Portuguese abstract: Este livro fornece uma visão abrangente da forma como o Tribunal de Justiça da União Europeia aplica a análise da proporcionalidade, especialmente no que diz respeito à avaliação da compatibilidade das regras de tributação direta nacionais com as liberdades...