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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...
Persistent link: https://www.econbiz.de/10009476204
economics, decision theory, the economics of sustainability and cost benefit analysis. The thesis is structured in three parts …
Persistent link: https://www.econbiz.de/10009476176
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...
Persistent link: https://www.econbiz.de/10009429007
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...
Persistent link: https://www.econbiz.de/10009445164
Thanks to geographical conditions ideal for large scale cage aquaculture, Scottish Salmon Industry has grown incredibly in the last 20 years to reach more than 170,000 T in 2003.Despite strong improvements in all parts of the rearing technology, the scale of the industry raises fears among...
Persistent link: https://www.econbiz.de/10009465803
Recent work by Kahneman and others has led to a new focus in economics on a wellbeing-based approach to utility. This suggests that ‘experienced utility’ is an alternative and more appropriate basis for the measurement of economic value compared with ‘decision utility’. In this paper, we...
Persistent link: https://www.econbiz.de/10009465864
Uncertainty and learning play an important role in addressing the problem of climatechange. In stylized game-theoretic models of international environmental treaty formation, which capture the strategic interactions between nations, it has been shown that learning usually has a negative impact...
Persistent link: https://www.econbiz.de/10009465921
PURPOSE OF STUDY: This article presents acuity and dosage as two concepts that describe how the business case for case management (CM) can be made. Dosage and acuity concepts are explained as client need-severity, CM intervention-intensity, and CM activity-dose by amount, duration, extent, and...
Persistent link: https://www.econbiz.de/10009466077
The purpose of this meta-analysis was to estimate the effects of heparin flush and saline flush solutions on maintaining patency, preventing phlebitis, and increasing duration in peripheral heparin locks. The average effect size (d value) across 15 studies with a total sample size of 3,490 was...
Persistent link: https://www.econbiz.de/10009466080
David Courard-Hauri is an Assistant Professor of Environmental Science and Policy at Drake University in Des Moines, Iowa. His e-mail address is david.courard-hauri@drake.edu
Persistent link: https://www.econbiz.de/10009467695