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Is VHB-JOURQUAL2 a Good Measure of Scientific Quality? Assessing the Validity of the Major Business Journal Ranking in German-Speaking Countries

Eisend, Martin - In: BuR - Business Research 4 (2011) 2, pp. 241-274

This study examines the question of whether the journal ranking VHB-JOURQUAL 2 can be considered as a good measure for … administration is not sufficiently represented by this overall ranking. The variability is related to the variation in members per …

Persistent link: https://www.econbiz.de/10010421365

A good sign for multivariate risk taking

Eeckhoudt, Louis; Rey, Béatrice; Schlesinger, Harris - 2006

Decisions under risk are often multidimensional, where the preferences of the decision maker depend on several attributes. For example, an individual might be concerned about both her level of wealth and the condition of her health. Many times the signs of successive cross derivatives of a...

Persistent link: https://www.econbiz.de/10010263976

A Cooperative and Adaptive Variable Neighborhood Search for the Multi Depot Vehicle Routing Problem with Time Windows

Polacek, Michael; Benkner, Siegfried; Doerner, Karl F.; … - In: BuR - Business Research 1 (2008) 2, pp. 207-218

the best solutions and 11 out of 20 new best solutions for the Multi Depot Vehicle Routing Problem with Time Windows were …

Persistent link: https://www.econbiz.de/10010421332

Entwicklung eines KI-gestützten Konzepts zur Bewertung und Optimierung der Transportplanungsqualität für die Stahl- und Metalllogistik am Beispiel eines branchen-spezifischen Handelsunternehmens

Dürrholz, Philipp; FOM Hochschule für Oekonomie & … - 2023

In dem vorliegenden Beitrag wurde ein auf Künstliche Intelligenz gestütztes Kon- zept zur Bewertung und Optimierung der Transportplanungsqualität für die Stahl- und Metalllogistik ausgearbeitet und seine Praktikabilität mithilfe methodischer Untersuchungen nachgewiesen. Somit soll die...

Persistent link: https://www.econbiz.de/10014377042

Generalized Reduced Rank Tests using the Singular Value Decomposition

Kleibergen, Frank; Paap, Richard - 2003

statistic of Robin and Smith [Econometric Theory (2000), 16, 151–175] usage of numerical optimization for the objective function … singular values in Ratsimalahelo [2002, Rank test based on matrix perturbation theory. Unpublished working paper, U …

Persistent link: https://www.econbiz.de/10010324817

A review of cooperative rules and their associated algorithms for minimum-cost spanning tree problems

Bergantiños, Gustavo; Vidal-Puga, Juan J. - In: SERIEs - Journal of the Spanish Economic Association 12 (2021) 1, pp. 73-100

review the papers that have addressed the allocation problem using cooperative game theory. We also relate the rules defined …

Persistent link: https://www.econbiz.de/10014496126

Vertical integration and operational flexibility

Moretto, Michele; Rossini, Gianpaolo - 2008

The main aim of the paper is to highlight the relation between flexibility and vertical integration. To this purpose, we go through the selection of the optimal degree of vertical disintegration of a flexible firm which operates in a dynamic uncertain environment. The enterprise we model enjoys...

Persistent link: https://www.econbiz.de/10010331069

A guide to complexity theory in operations research

Schirmer, Andreas - 1995

inventive and persistent researchers, it seems virtually impossible to find efficient algorithms. In this Situation, the theory … instances attempted. In this work we develop the basic concepts of complexity theory. While doing so, we aim at presenting the … formal problem classes which are studied in complexity theory. …

Persistent link: https://www.econbiz.de/10011594617

Zur Bedeutung der Modellbildung für die Entwicklung wissensbasierter Systeme

Drexl, Andreas; Pesch, Erwin; Salewski, Frank - 1994

Persistent link: https://www.econbiz.de/10011885356

Panel intensity models with latent factors: An application to the trading dynamics on the foreign exchange market

Nolte, Ingmar; Voev, Valeri - 2007

behavioral biases and discuss implications for portfolio theory. …

Persistent link: https://www.econbiz.de/10010266949