The Paris Declaration on Aid Effectiveness calls upon donor and partner countries to enhance the effectiveness and efficiency of country systems in a way that guarantees ownership and sustainable results. Within this context, the current paper provides a synthesis of major elements and...

Policy coherence is increasingly in the interest of OECD countries and developing countries alike, given their growing economic, social and environmental interdependence. This report presents scenarios showing numerical results of changes to individual policies as well as policy packages...

As the Polluter-Pays Principle is a fundamental principle of cost allocation, its analysis covers a substantial part of the vast field of environmental resource allocation. This report, originally published in 1975, presents a selection of relevant theoretical and practical analyses now that the...

Debates exist between those who claim that environmental policy will impose additional burdens and costs on industries, thus impairing their competitiveness, and those who claim that improved environmental performance can spur competitiveness. These arguments often surface when new environmental...

Containing sprawl is a major preoccupation of many urban planners, who view sprawl as responsible for driving up environmental costs and congestion. Nevertheless, many economists see benefits to sprawl, allowing households access to larger and cheaper properties. This Round Table examines the...

This Test Guideline is designed to assess the toxicity of substances to freshwater aquatic plants of the genus Lemna (duckweed). Exponentially growing plant cultures of the genus Lemna (Lemna gibba and Lemna minor usually) are allowed to grow as monocultures in, at least, five concentrations of...