Feuchtgebiete sind Ökosysteme, die durch die Anwesenheit vonWasser, spezielle Bodenverhältnisse und eine besondereVegetationszusammensetzung geprägt sind. Sie zählen zu den amstärksten bedrohten Ökosystemen der Erde. Im Verlauf des 20.Jahrhunderts nahm weltweit sowohl ihre Fläche als auch...

Gesetzgeber, Handel und insbesondere Verbraucher fordern vor dem Hintergrund aktueller Lebensmittelskandale unternehmensübergreifende Qualitätssicherungs- und Rückverfolgbarkeitssysteme. Den Unternehmen entstehen dadurch zusätzlicher Aufwand und Kosten, was eine zurückhaltende Akzeptanz...

The present work is dedicated to theoretical aspects of long-term evaluation with a focus on time and uncertainty structure. Motivated along the lines of global warming, the analysis renders contributions to the fields of environmental economics, decision theory, the economics of sustainability...

Effiziente Reduktion des Produktionsrisikos im Ackerbau durch Ertragsversicherungen In Europa werden staatliche Hilfen für Ertragsversicherungen nach dem Vorbild der USA oder Kanada gefordert. In dieser Arbeit werden daher zum einen Bedingungen erarbeitet, unter denen die Subventionierung von...

Distributed denial-of-service (DDOS) attacks have emerged as a prevalent way to compromise the availability of networks/servers, which imposed financial losses for e-commerce businesses. Many defenses that mitigate the effect of ongoing DDOS attacks have been proposed. However, none of the...

Over 380000 tons of vegetable waste is produced annually in the “Campo de Dalías” zone(Almería, Spain), deriving from the diverse existing crops grown under plastic cover. Landfillscontaining this vegetable waste are a potential breeding ground for diseases and pests, they can alsobe the...

The methodology used for Economic Valuation of the Externalities generated by the Watershead Restoration and Erosion Control Projects in the Hydrographic Basins of the Mediterranean Slope, is based on the Replacement Cost Method. Environmental Economics, however, today offer us other...

Food safety problems such as the BSE and dioxin crises focused attention on traceability systems and the certification of such systems. This study analyzes the status and perspectives of traceability systems and certification schemes, and reviews their potential costs and benefits. Results...

The paper develops a framework to evaluate permits granted to firms under the Environmental Protection Agency's Project XL -- with emphasis on the novel air permit granted to the Intel Corporation. We describe the permit, the process that created it, and the types of costs and benefits likely to...

For years economists have urged policymakers to use market-based approaches such as cap-and-trade programs or emission taxes to control pollution. The SO2 allowance market created by Title IV of the 1990 U.S. Clean Air Act Amendments (CAAA) presents the first real test of the wisdom of...