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Is Wikipedia Inefficient? Modelling Effort and Participation in Wikipedia
CROWSTON, Kevin; JULLIEN, Nicolas; ORTEGA, Felipe - HAL - 2013
compare the efficiency of Wikipedia projects in different languages and at different states of development to examine this …
Persistent link: https://www.econbiz.de/10010820569
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Non-additivity in accounting valuation: Internally generated goodwill as an aggregation of interacting assets
Casta, Jean-François; Paugam, Luc; Stolowy, Hervé - HAL - 2011
In this paper we propose a new method to explain the creation and measure the value of internally generated goodwill (IGG). Our method is based on the idea that firm value is affected by interactions between assets used in combination to conduct business. This novel approach contrasts with the...
Persistent link: https://www.econbiz.de/10009652117
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Lift ticket prices and quality in French ski resorts: Insights from a non-parametric analysis
Wolff, Francois-Charles - HAL - 2014
Using a unique data set with 168 ski resorts located in France, this paper investigates the relationship between lift ticket prices and supply-related characteristics of ski resorts. A non-parametric analysis combined with a principal component analysis is used to identify the set of efficient...
Persistent link: https://www.econbiz.de/10010821392
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Lift ticket prices and quality in French ski resorts: Insights from a non-parametric analysis
Wolff, François Charles - HAL - 2014
Using a unique data set with 168 ski resorts located in France, this paper investigates the relationship between lift ticket prices and supply-related characteristics of ski resorts. A nonparametric analysis combined with a principal component analysis is used to identify the set of efficient...
Persistent link: https://www.econbiz.de/10010899389
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LA CONCEPTION DE LA TECHNOLOGIE COMME BOITE NOIRE PAR LE CONTROLE DE GESTION BANCAIRE : LA MESURE DE LA PERFORMANCE OPERATIONNELLE DES AGENCES PAR LA METHODE DEA (DATA ENVELOPMENT ANALYSIS).
Thenet, Gervais; Guillouzo, Raymond - HAL - 2002
En intégrant la variable technologique, cet article décline les concepts d'" X Efficiency " et de " performance …
Persistent link: https://www.econbiz.de/10008924868
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Health Insurance Reform and Efficiency of Township Hospitals in Rural China: An Analysis from Survey Data
Audibert, Martine; Huang, Xiao Xian; Mathonnat, Jacky; … - HAL - 2012
. Particularly damaged by the economic reforms implemented from 1975 to the end of the 1990s, township hospitals efficiency is … the efficiency of township hospitals through a two-stage approach. As curative and preventive medical services delivered … different orientation chosen to compute scores. Results show that technical efficiency declines over time. Factors explaining …
Persistent link: https://www.econbiz.de/10009001268
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Quantitative selection of hedge funds using data envelopment analysis
Nguyen-Thi-Thanh, Huyen - HAL - 2006
Previous studies have documented that Data Envelopment Analysis(DEA) could be a good tool to evaluate fund performance,especially the performance of hedge funds as it can incorporatemultiple risk-return attributes characterizing hedge fund's nonnormal return distribution in an unique performance...
Persistent link: https://www.econbiz.de/10008791478
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On the Use of Data Envelopment Analysis in Hedge Fund Performance Appraisal
Nguyen-Thi-Thanh, Huyen - HAL - 2006
This paper aims to show that Data Envelopment Analysis (DEA) is an efficient tool to assist investors in multiple criteria decision-making tasks like assessing hedge fund performance. DEA has the merit of offering investors the possibility to consider simultaneously multiple evaluation criteria...
Persistent link: https://www.econbiz.de/10008794389
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Brasil: gobernanza regulatoria del sector energético y desarrollo social
Camiña, Vanesa Valverde - HAL - 2012
The discovery of new oil fields and the bid for ecological fuels make Brazil world energy leader. However, this achievement cannot only be maintained thanks to the country's wealth of natural resources but rather it requires a model based on efficient and sustainable energy policies. Brazil's...
Persistent link: https://www.econbiz.de/10010820474
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Influence and Social Tragedy in Networks
Rébillé, Yann; Richefort, Lionel - HAL - 2014
should exert less effort at efficiency. We then find structural conditions under which each player exerts strictly more …
Persistent link: https://www.econbiz.de/10010821156