Based on an analysis of 3,844 tax treaties, the Vienna Convention on the Law of Treaties and its Commentaries (VCLT), and case law of various domestic and international courts.The current orthodoxy maintains that courts are not required to compare all language texts of a plurilingual treaty but...

Space: the final frontier. This paper seeks to understand the spatial dimension of tax competition. We provide two novel contributions to the literature on tax competition. First, we present a spatial model of tax competition, which is an adoption of the Hotelling model of imperfect competition...

Different in more ways than it is possible to easily enumerate, the formation of the United States and the European Union (EU) had a striking similarity of purpose: to increase citizens' welfare by uniting a collection of independent states, each with its own politics, culture, and economy. Of...

Researchers in a number of fields have explored the question of why people voluntarily comply with the tax laws. The resulting scholarship suggests that a number of factors influence that decision, but the precise role of, and interaction between, those factors continue to be subjects of debate....

It has been argued that urban planning policies, through minimum parking requirements, and income tax policies induce free employer parking. We show that tax policies induce welfare losses in the order of 12% of parking resource costs, implying an annual deadweight loss in the order of € 5...

This paper presents an evaluation of the tax-transfer treatment of married couples in 15 EU countries using the EUROMOD microsimulation model. First, we show that many tax-transfer schemes in Europe feature negative jointness defined as a situation where the tax rate on one person depends...

Getting tax and transfer systems to efficiently deliver sufficient revenues to achieve macroeconomic targets, address goals in re-distribution and social welfare, encourage employment, accommodate business-competitiveness concerns and incorporate environmental issues is difficult. In Australia,...

This paper presents an evaluation of the tax-transfer treatment of married couples in 15 EU countries using the EUROMOD microsimulation model. First, we show that many tax-transfer schemes in Europe feature negative jointness defined as a situation where the tax rate on one person depends...

Entrepreneurship is a key determinant of investment, saving, and wealth inequality. We study the aggregate and distributional effects of several tax reforms in a model that recognizes this key role and that matches the large wealth inequality observed in the U.S. data. The aggregate effects of...

The term ‘trade’ is an important concept in the Income Tax Act, 58 of 1962 (the ‘Act’). Two central tenants of the Act are the concepts of gross income and deductions. On the one hand, trade is particularly relevant in a deductions context. On the other hand, trade also has a role to...