The terms “enterprise,” “business” and “business profits” are ubiquitous in U.S. and international tax law yet they are often ill-defined and under-theorized, especially in their interaction with other regulatory areas. This U.S. Report, commissioned for a comparative volume on the...

Every nation has an interest in sharing the gains they help create by participating in globalization. If governments fail to claim an adequate share of these gains, they will be forced to look ever more intensely to personal taxes on their own already-burdened citizens. Yet because of the...

Over the last ten years, legal scholars have begun to use what they describe as "case studies" in an effort to develop better theories about how governments can or should impose taxation on international activities. The attributes and function of case studies, while well-studied and documented...

This essay makes a proposal that might be controversial among tax scholars even if it is non-controversial to those with a particular interest in international law: that international social and institutional structures shape, and are shaped by, historical and contemporary domestic policy...

In its first term, the Obama administration enacted two pieces of legislation, each designed to protect an increasingly vulnerable income tax base, and each of which had the potential to set a new and unprecedented course for no less than the regulation of the global economy by the nation-state....

The use of tax policy to address environmental destruction is entering a new phase in Canadian history with the adoption of a Pan-Canadian Framework on Clean Growth and Climate Change, which features a federal carbon tax regime. This Framework is designed as a backstop to existing sub-national...

Tax scholarship typically presumes the state’s power to tax and therefore rarely concerns itself with analyzing which relationships between a government and a potential taxpayer normatively justify taxation, and which do not. This paper presents the case for undertaking such an analysis as a...

A group of journalists recently revealed “LuxLeaks”: a set of documents showing that Luxembourg’s tax authority has been systemically delivering secret deals to multinationals. In this column, I explain why LuxLeaks has revealed a feature, not a bug, in the international tax system....

Canada is one of many countries where taxpayer rights are becoming an increasingly common topic of discourse among policymakers, practitioners, and the public. Especially in light of recent developments regarding the global expansion of taxpayer information exchange, the role of taxpayer privacy...

States have complex and often conflicted attitudes toward migration and citizenship. These attitudes are not always directly expressed by lawmakers, but they may be reflected quite explicitly in tax regimes: for the world's most prosperous individuals and their families, multiple states extend a...