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    Journal: OR Spectrum

    Volume 25, Issue 4

    443 -- 479Grzegorz Pawlina, Peter M. Kort. Strategic capital budgeting: asset replacement under market uncertainty
    481 -- 495Dietmar Maringer, Hans Kellerer. Optimization of cardinality constrained portfolios with a hybrid local search algorithm
    497 -- 519Hubert Missbauer. Optimal lower bounds on the contribution margin in the case of stochastic order arrival
    521 -- 547Massimiliano Caramia, Paolo Dell'Olmo. Assessing the resource usage in scheduling with incompatibilities
    549 -- 574Peter Brucker, Silvia Heitmann, Johann Hurink. Flow-shop problems with intermediate buffers
    575 -- 595Csaba Mészáros, Uwe H. Suhl. Advanced preprocessing techniques for linear and quadratic programming
    597 -- 598. Acknowledgement to Referees

    Volume 25, Issue 3

    293 -- 0Edwin O. Fischer, Lutz Kruschwitz. Editorial - Risk Management
    295 -- 316Bernhard Nietert. Portfolio Insurance and model uncertainty
    317 -- 328Niklas Wagner. Estimating financial risk under time-varying extremal return behavior
    329 -- 343Jacco L. Wielhouwer. On the steady state of the replicating portfolio: accounting for a growth rate
    345 -- 378Ulrich Derigs, Nils-H. Nickel. Meta-heuristic based decision support for portfolio optimization with a case study on tracking error minimization in passive portfolio management
    379 -- 395Stefan Spinler, Arnd Huchzermeier, Paul Kleindorfer. Risk hedging via options contracts for physical delivery
    397 -- 412Angelika Hutterer, Johannes Jahn. On the location of antennas for treatment planning in hyperthermia
    413 -- 442Thomas Spengler, Martin Ploog, Marcus Schröter. Integrated planning of acquisition, disassembly and bulk recycling: a case study on electronic scrap recovery

    Volume 25, Issue 2

    143 -- 144Steffen Fleßa, Horst W. Hamacher, Karl-Heinz Küfer. Editorial
    145 -- 160Margit Sommersguter-Reichmann. Analysing hospital productivity changes using non-parametric approaches
    161 -- 182Axel Focke, Christian Stummer. Strategic technology planning in hospital management
    183 -- 206Marion S. Rauner, Achim Zeileis, Michaela Maria Schaffhauser-Linzatti, Kurt Hornik. Modelling the effects of the Austrian inpatient reimbursement system on length-of-stay distributions
    207 -- 222Paul R. Harper, H. M. Gamlin. Reduced outpatient waiting times with improved appointment scheduling: a simulation modelling approach
    223 -- 249Karl-Heinz Küfer, Alexander Scherrer, Michael Monz, Fernando Alonso, Hans L. Trinkaus, Thomas Bortfeld, Christian Thieke. Intensity-modulated radiotherapy - a large scale multi-criteria programming problem
    251 -- 264Matthias Ehrgott, Rick Johnston. Optimisation of beam directions in intensity modulated radiation therapy planning
    265 -- 291Steffen Fleßa. Decision support for AIDS control programmes in Eastern Africa

    Volume 25, Issue 1

    1 -- 23Young-Man Park, Kap Hwan Kim. A scheduling method for Berth and Quay cranes
    25 -- 44Jae Kook Lim, Kap Hwan Kim, Kazuho Yoshimoto, Jun-Ho Lee, Teruo Takahashi. A dispatching method for automated guided vehicles by using a bidding concept
    45 -- 60Michael Eley. A bottleneck assignment approach to the multiple container loading problem
    61 -- 84Thomas Balzer. Portfolio management in the binomial model: conditions for outperforming benchmarks
    85 -- 96Ruud H. Teunter, Simme Douwe Flapper. Lot-sizing for a single-stage single-product production system with rework of perishable production defectives
    97 -- 107Christian R. Lippolt, Dieter Arnold, Volker Dörrsam. Analysis of a single stage production system with heterogeneous machines
    109 -- 141Martin Grunow, Hans Otto Günther, Gang Yang. Plant co-ordination in pharmaceutics supply networks
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