This paper explores the nature, significance and policy implications of spillovers in international corporate taxation-the effects of one country's rules and practices on others. It complements current initiatives focused on tax avoidance by multinationals, notably the G20-OECD project on Base...

The test method described in this Test Guideline, is intended to define the lethal and sub-lethal effects of chemicals on the early life stages of the species tested. The early-life stages of fish are exposed to ,at least, five concentrations of the test substance dissolved in water, preferably...

Many countries will likely face the need to increase tax revenues, as part of fiscal consolidation, during the next few years. But how is this best done? And what are the considerations when choosing between raising tax rates and broadening the tax base by scaling back or abolishing targeted tax...

This paper addresses core challenges that all tax administrations face in dealing with noncompliance-which are now receiving renewed attention. Long a priority in developing countries, assuring strong compliance has acquired greater priority in countries facing intensified revenue needs, and is...

During the 1990s, a failure to collect social contributions in Central and Eastern European countries deprived pension schemes of resources needed to meet their obligations. Based on these countries'' experience, this paper examines the trend to increase coordination of tax and contribution...

This Report describes progress made in identifying and addressing harmful tax practices within and outside the OECD. In addition to reporting on the work done in connection with tax havens, it also discusses the work related to Member countries and non-Member economies. It is a follow-up to the...