This Test Guideline is used in the assessment and evaluation of the toxic effects of organophosporus substances. Daily doses of the test substance are administered orally (preferably by gavage or administration of gelatin capsules) to domestic laying hens (aged 8 to 12 months) for 28 days. The...

Ecosystem accounting is a relatively new and emerging field dealing with integrating complex biophysical data, tracking changes in ecosystems and linking those changes to economic and other human activity. Considering the increasing demand for statistics on ecosystems within analytical and...

The search for cost-effective environmental policy measures has led to an increase in the use of tradeable permit systems. This publication offers valuable lessons for applying tradeable permits and provides links between policy evaluation and policy making general. It is for government...

Regulatory impact analysis (RIA) is a systemic approach to critically assessing the positive and negative effects of proposed and existing regulations and non-regulatory alternatives. This publication brings together recent OECD research and analysis concerning methodological issues and country...