Journal: Omega

Found 214 papers in total
Imposing the Regular Ultra Passum law in DEA models
2013,
Recently there has been some discussion in the literature concerning the nature of...
Pediatric vaccine procurement policy: The monopsonist's problem
2011,
Vaccination against infectious disease is an extremely important public health...
An integrated hybrid approach to the examination timetabling problem
2011,
This paper is derived from an interest in the development of automated approaches to...
Technology‐based total factor productivity and benchmarking: New proposals and an application
2011,
The present study fills a gap between the benchmarking literature and...
DEA as a tool for predicting corporate failure and success: A case of bankruptcy assessment
2011,
A new dimension in the data envelopment analysis (DEA). A new assessment index based...
A column generation heuristic for dynamic capacitated lot sizing with random demand under a fill rate constraint
2011,
This paper deals with the dynamic multi‐item capacitated lot‐sizing...
Reducing differences between profiles of weights: A ‘peer‐restricted’ cross‐efficiency evaluation
2011,
We propose a cross‐efficiency evaluation without weights profiles of units with...
Soft OR comes of age–but not everywhere!
2011,
Soft OR methods are useful and widely used for tackling wicked messy problems. But...
Joint modified block replacement and production/inventory control policy for a failure‐prone manufacturing cell
2011,
A Joint maintenance and production/inventory control policy for unreliable machines. A...
Linear programming approach to solve interval‐valued matrix games
2011,
Matrix game theory is concerned with how two players make decisions when they are...
FAMCDM: A fusion approach of MCDM methods to rank multiclass classification algorithms
2011,
Select effective algorithm for multiclass classification problems. Selection process...
An empirical study of transformational leadership, team performance and service quality in retail banks
2011,
Aim: How transformational leadership and team performance impact service quality....
The tactical use of constraints and structure in diagnostic problem solving
2011,
This paper clarifies a class of strategies for diagnostic problem solving. General...
An inventory model with random discount offerings
2011,
We consider an inventory model in which a supplier makes deal offers with random...
Seed distributions for the NCAA men’s basketball tournament
2011,
We explore seed distributions for the NCAA men's basketball tournament. We identify...
Modeling fixed‐charge problems with polynomials
2011,
In this paper we formulate fixed‐charge problems with polynomials. Using...
Single‐machine scheduling with general sum‐of‐processing‐time‐based and position‐based learning effects
2011,
In this paper, we propose a new learning effect model in which the actual job...
The EPQ with partial backordering and phase‐dependent backordering rate
2011,
In previous work we established a closed‐form optimal stocking strategy for an...
A study of DEA models without explicit inputs
2011,
In performance evaluations, data without explicit inputs (such as index data, pure...
Managing finished‐goods inventory under capacitated delayed differentiation
2011,
Delayed differentiation or postponement is widely advocated to mitigate conflicts...
The use of OWA operator weights for cross‐efficiency aggregation
2011,
Cross‐efficiency evaluation is an effective way of ranking decision making...
Duality of weakly disposable technology
2011,
The axiom of weak disposability is frequently imposed in data envelopment analysis...
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