The recent international agreement on a minimum effective corporate tax rate marks a profound change in global tax arrangements. The appropriate level of that minimum, however, has been, and remains, extremely contentious. This paper explores the strategic responses to a minimum tax, which-the...

Schemes of residual profit allocation (RPA) tax multinationals by allocating their 'routine' profits to countries in which their activities take place and sharing their remaining 'residual' profit across countries on some formulaic basis. They have recently and rapidly come to prominence in...

A key obstacle to fundamental tariff reform in many developing countries is the revenue loss that it ultimately implies. This paper establishes a simple and practicable strategy for realizing the efficiency gains from tariff reform without reducing public revenues, showing that for a small open...

This paper addresses two fundamental issues in indirect tax design. It first revisits the case for reduced rates on items especially important to the poor, establishing conditions under which even very crudely targeted spending measures better serve their interests. It then explores the welfare...

This paper explores the role of trade instruments in globally efficient climate policies, focusing on the central issue of whether some form of border tax adjustment (BTA) is warranted when carbon prices differ internationally. It shows that tariff policy has a role in easing cross-country...

One of the most striking tax developments in recent years, and one that continues to attract considerable attention, is the adoption by several countries of a form of ""flat tax."" Discussion of these quite radical reforms has been marked, however, more by assertion and rhetoric than by analysis...

Conventional wisdom has it that the value-added tax is not a suitable instrument for lower-level jurisdictions (‘provinces’) in a federal system. The problems that arise when it is so used have become a serious constraint on the development of the VAT—and closer economic integration—in...

Vertical tax externalities between levels of government can occur in federal structures, with responses to the tax policies of one level of government affecting the tax base of the other. Such effects mostly arise when federal and state governments co-occupy the same tax base. This paper...

The financial crisis has prompted a reconsideration of the taxation of financial institutions, with practice outstripping principle: France, Germany, the United Kingdom and several other European countries have now introduced some form of bank tax, and the U.S. administration has revived its own...