Taxation-Transnational Commons^™

Designing A More Sustainable Global Tax System, Allison Christians

Dalhousie Law Journal

The international tax system incentivizes unsustainable business practices because it ignores the private profits created by externalizing human, societal, and environmental costs. This paper proposes a novel reform: applying living wage and externality assessment tools to the rules for establishing where income arises for tax purposes. To do so, I propose a method that is relatively complex but arguably more accurate (in tax terms) and a complementary but relatively simpler proxy method. I examine how each method would implicate treaty-based and domestic rules and processes and conclude that the proposed design provides a viable starting point to make the global …