Bär, Stefani et al. 1999: Closer Cooperation in European Environmental Policy after Amsterdam. Ecologic, Berlin.

Kahlenborn, Walter; Matthias Buck and R. Andreas Kraemer 1999: Kostendeckung bei Wasserpreisen und Abwassergebühren vor dem Hintergrund der künftigen Wasserrahmenrichtlinie der Europäischen Gemeinschaft. Ecologic, Berlin.

Kahlenborn, Walter 1999: Umwelt- und Ressourcenkosten von Wassernutzungen vor dem Hintergrund der künftigen Wasserrahmenrichtlinie der Europäischen Gemeinschaft. Ecologic, Berlin

In this study, Ecologic provided a detailed account of the effects of GEF support and other progress made in 15 countries supported in East Europe and Central Asia awards phasing out ozone depleting substances (ODS), as mandated by the Montreal Protocol. The study is based on data reported by the countries to the Ozone Secretariat in Nairobi, and by data from the implementing agencies and verified by the countries themselves.

Bachmann, Günther; Kerstin Seidler; Keya Choudhury 1999: Threshold Values in the Context of European Soil Protection Policies. Berlin.

1999: R & D and Water Management Systems in a Perspective of Sustainable Development. (Germany, Spain, France, United Kingdom, Italy). INGU / Economie et Humanisme / Ecologic / Leeds Metropolitan University / CUDEM / Università Commerciale Luigi Bocconi / IEFE / ASP.

Farmer, Andrew M (Ed.) 1999: Implementation of the 1991 EU Urban Waste Water Treatment Directive and it's Role in Reducing Phosphate Discharges.

Bär, Stefani; R. Andreas Kraemer; Mirjam Borowietz 1999: Analyse und Bewertung des Vorschlages für eine Wasserrahmenrichtlinie. Ecologic - Gesellschaft für Internationale und Europäische Umweltforschung, Berlin.

Piotrowski, Ralph; Stefan Kratz 1999: Eco-Labelling in the Globalised Economy. Ecologic-Centre for International and European Environmental Research, Berlin.

Kraemer, R. Andreas; Sandra Hollerbuhl and Gabriele Labes (eds.) 1999: Environmental Policy - Soil Protection Policies within the European Union]: The Federal Ministry for the Environment, Nature Conservation and Nuclear Safety (BMU).

Kahlenborn, Walter; R. Andreas Kraemer 1999: Triple-A für die Umwelt: Finanzrating und Öko-Rating. Ergänzender Abschlußbericht. Berlin.

Piotrowski, Ralph; Wenke Hansen; R. Andreas Kraemer 1999: Implementation of European Legislation: Waste Water Treatment in Europe. Berlin.

This analysis provides a horizontal comparison of environmental policies in eight countries in the area of clean air policy, water management, waste management, and nature conservation. It also describes the level of integration of environmental concerns into economic policy, energy policy, agricultural policy and transport policy.

Piotrowski, Ralph; R. Andreas Kraemer 1998: Financial Capacity of the Water Sector and Water Prices in Europe – A Comparison. Paper in the Research Project "Interactions between the Management of the Urban Water Cycle and Environmental Technologies in a Sustainable Development Perspective".

Kraemer, R. Andreas; Michael Strübin; Wenke Hansen 1998: Money Flows: Economics of Water Supply and Sewerage in Germany. Ecologic - Centre for International and European Environmental Policy, Berlin.