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Eckart Bomsdorf und Jörg Winkelhausen, Universität zu Köln, verwenden in ihrer Studie die Ergebnisse des Zensus 2011 als Basis der Vorausberechnung der Bevölkerung in Deutschland bis 2060. Ihre Berechnungen zeigen, dass der zukünftige Bevölkerungsrückgang in Deutschland kaum abwendbar...
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The effect of 12 different combinations of diffuse–global correlations and tilted surface radiation models on the accuracy of PV output simulation of a grid-connected photovoltaic (PV) system was studied using statistical methods. A site specific diffuse–global correlation was developed...
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Using the FEER approach we investigate the long-run equilibrium paths of the real effective exchange rates (REERs) of countries in the West African Economic and Monetary Union (WAEMU). In an attempt to address econometric estimation uncertainty, we employ both single-country (Johansen and ARDL)...
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Aggregate data are commonly used to determine returns to storage. However, recent studies have shown that aggregating data may lead to underestimated returns. This article compares aggregate and elevator data from Oklahoma to determine if aggregate data underestimate returns. We find no...
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In this article, as part of the symposium on total factor productivity, Erwin Diewert of the University of British Columbia provides a comprehensive discussion of what is needed to develop reliable measures of total factor productivity in terms of output and the different classes of inputs. He...
Persistent link: https://www.econbiz.de/10005518958
Current, manual, materials management and control procedures are unsatisfactory: they are labour intensive, inaccurate and error prone. The result is waste and surplus of materials, delays, decrease in productivity and lack of up-to-date, real-time information regarding the status of purchase...
Persistent link: https://www.econbiz.de/10005482459
This paper investigates a range of aspects including socio economic status,morality, morbidity requiring inpatient as well as outpatient care, health care-seeking behavior etc.
Persistent link: https://www.econbiz.de/10005487659