In this research paper, we attempt to estimate the tax revenues to be gained (or lost) by the South Centre and African Union's Member States under the Amount A and Article 12B regimes. Our analysis relied on sources of information available to private sector researchers but did not involve...

This paper evaluates the Multilateral Convention to implement Pillar I Amount A, released by the OECD in October 2023, and the alternative proposal of Art. 12B for tax treaties suggested by the UN, with a particular emphasis on the perspective of developing countries. We conduct a comparative...

In this paper, we attempt to estimate the tax revenues to be gained by the Member States of ATAF, WATAF, AU and the South Centre under the Amount A and an alternative stylized DST taxation regime. Our research demonstrates that the comparative revenue effects of the Amount A and DST taxation...

The main argument of this paper is that there is considerable heterogeneity in the way aid can shape tax performance in developing countries: through behavioural effects, donor conditionality, recipient policy reform and technical assistance; and these effects are country-specific. We investigate...

This paper outlines the core issues of the introduction of a new PE nexus based on digital presence. It puts forward its essential features and rethinks the foundations of the concept of sourcing for income tax purposes in the global economy. Our proposal of a new PE nexus based on digital...