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...

This paper evaluates the nature and extent of, and possible responses to, two of the central challenges that globalization poses for revenue mobilization in Sub-Saharan Africa (SSA): from corporate tax competition, and from trade liberalization. It does so using a new dataset with features...

Intro -- Contents -- I. INTRODUCTION -- II. TYPES OF AVIATION TAX -- III. AVIATION TAXES IN PRACTICE -- IV. ENVIRONMENTAL AND OTHER EXTERNALITIES -- V. TAXING INTERNATIONAL AVIATION: BASIC PRINCIPLES -- VI. THE IMPLICATIONS OF NON-ENVIRONMENTAL DISTORTIONS IN INTERNATIONAL AVIATION -- VII....

Policymakers are struggling to accommodate cryptocurrencies within tax systems not designed to handle them; this paper reviews the issues that arise. The greatest challenges are for implementation: crypto's quasi-anonymity is an inherent obstacle to third-party reporting. Design problems arise...

The assignment of revenues in most developing and transitional countries to the central government has arguably facilitated irresponsible behavior by some subnational governments. One way to relieve this problem is to strengthen subnational tax regimes. The paper proposes two approaches to...

Issues of taxation and development, which have long been a central concern of the IMF, have attracted wider and renewed interest in the last few years. This paper reflects on three broad lessons of experience: that developing countries differ vastly in tax matters, and in ways that are less than...

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...

That most corporate tax systems favor debt over equity finance is now widely recognized as, potentially, amplifying risks to financial stability. This paper makes a first attempt to explore, empirically, the link between this tax bias and the probability of financial crisis. It finds that...