# Elsevier

# European Journal of Operational Research

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**Editor:**

**Current editor:**Jesus Artalejo

**Current editor:**Jean-Charles. Billaut

**Current editor:**Robert Dyson

**Current editor:**Lorenzo Peccati

**For corrections or technical questions regarding this series, please contact (Dana Niculescu)**

**Series handle:**repec:eee:ejores

**ISSN:**0377-2217

**Citations RSS feed:**at CitEc

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### September 2000, Volume 125, Issue 3

**602-621 Commonality in product design: Cost saving, valuation change and cannibalization***by*Kim, Kilsun & Chhajed, Dilip**622-632 Benders-and-cut algorithm for fixed-charge capacitated network design problem***by*Sridhar, Varadharajan & Park, June S.**633-647 A decision support system for business process planning***by*Volkner, Peer & Werners, Brigitte**648-655 On the single-assignment p-hub center problem***by*Kara, Bahar Y. & Tansel, Barbaros C.**656-669 Determining the relative efficiency of MBA programs using DEA***by*Colbert, Amy & Levary, Reuven R. & Shaner, Michael C.**670-678 Co-plot: A graphic display method for geometrical representations of MCDM***by*Raveh, Adi

### September 2000, Volume 125, Issue 2

**219-221 Editorial***by*Krarup, Jakob & Pisinger, David**222-238 Optimization engineering techniques for the exact solution of NP-hard combinatorial optimization problems***by*Toth, Paolo**239-248 Continued fractions in optimal cutting of a rectangular sheet into equal small rectangles***by*Arslanov, M. Z.**249-256 Analysis of permutation routing algorithms***by*Bekesi, Jozsef & Galambos, Gabor & Hajnal, Peter**257-265 Tabu search for DNA sequencing with false negatives and false positives***by*Blazewicz, J. & Formanowicz, P. & Kasprzak, M. & Markiewicz, W. T. & Weglarz, J.**266-277 Application of the noising method to the travelling salesman problem***by*Charon, Irene & Hudry, Olivier**278-282 The vertex degrees of minimum spanning trees***by*Cieslik, Dietmar**283-291 Algorithmic approach to the satisfactory graph partitioning problem***by*Gerber, Michael U. & Kobler, Daniel**292-297 Stability in P5- and banner-free graphs***by*Lozin, V. V.**298-315 On the capacitated lot-sizing and continuous 0-1 knapsack polyhedra***by*Miller, Andrew J. & Nemhauser, George L. & Savelsbergh, Martin W. P.**316-323 The method of generalized generating sequences***by*Ushakov, Igor**324-339 Scheduling a flowline manufacturing cell with sequence dependent family setup times***by*Schaller, Jeffrey E. & Gupta, Jatinder N. D. & Vakharia, Asoo J.**340-358 A mini-line approach for pull production***by*Ahmadi, Reza H. & Matsuo, Hirofumi**359-369 A genetic algorithm for scheduling staff of mixed skills under multi-criteria***by*Cai, X. & Li, K. N.**370-380 Minimizing makespan subject to minimum total flow-time on identical parallel machines***by*Gupta, Jatinder N. D. & Ruiz-Torres, Alex J.**381-397 A comparative evaluation of modeling approaches to the labor shift scheduling problem***by*Aykin, Turgut**398-409 A discrete semi-Markov decision model to determine the optimal repair/replacement policy under general repairs***by*Love, C. E. & Zhang, Z. G. & Zitron, M. A. & Guo, R.**410-424 Hydro-electric unit commitment subject to uncertain demand***by*Philpott, A. B. & Craddock, M. & Waterer, H.**425-428 An improved precedence rule for single machine sequencing problems with quadratic penalty***by*Mondal, Sakib A. & Sen, Anup K.**429-430 On improving the single-vendor single-buyer integrated production inventory model with a generalized policy***by*Goyal, S. K.**431-439 Multi-attribute decision aid under incomplete information and hierarchical structure***by*Ahn, Byeong Seok & Sam Park, Kyung & Hee Han, Chang & Kyeong Kim, Jae**440-448 On three-machine flow shops with random job processing times***by*Kamburowski, Jerzy

### August 2000, Volume 125, Issue 1

**1-17 Pure competition, regulated and Stackelberg equilibria: Application to the energy system of Quebec***by*Lavigne, Denis & Loulou, Richard & Savard, Gilles**18-24 An algorithm for the multiparametric 0-1-integer linear programming problem relative to the objective function***by*Crema, Alejandro**25-33 An extended DEA model: Appending an additional input to make all DMUs at least weakly efficient***by*Takeda, Eiji**34-58 An evaluation of vendor selection models from a total cost of ownership perspective***by*Degraeve, Zeger & Labro, Eva & Roodhooft, Filip**59-72 ProGen/[pi]x - An instance generator for resource-constrained project scheduling problems with partially renewable resources and further extensions***by*Drexl, Andreas & Nissen, Rudiger & Patterson, James H. & Salewski, Frank**73-83 Capturing group preferences in a multicriteria decision***by*Easley, Robert F. & Valacich, Joseph S. & Venkataramanan, M. A.**84-92 New bounds for expected cycle times in tandem queues with blocking***by*Nakade, Koichi**93-112 Returns to scale and scale elasticity in data envelopment analysis***by*Fukuyama, Hirofumi**113-132 Local stability intervals in the analytic hierarchy process***by*Aguaron, Juan & Moreno-Jimenez, Jose Maria**133-148 Multiaction maintenance subject to action-dependent risk and stochastic failure***by*Su, Chao-Ton & Wu, Sung-Chi & Chang, Cheng-Chang**149-174 Optimal dynamic pricing of perishable products with stochastic demand and a finite set of prices***by*Chatwin, Richard E.**175-183 Multicriteria assignment method PROAFTN: Methodology and medical application***by*Belacel, Nabil**184-194 An organizational change perspective on the value of modeling***by*Liberatore, Matthew J. & Hatchuel, Armand & Weil, Benoit & Stylianou, Antonis C.**195-204 Hiring policies in an uncertain environment: Cost and productivity trade-offs***by*Gerchak, Yigal & Golany, Boaz**205-215 Airline spill analysis - beyond the normal demand***by*Z.F. Li, Michael & Hoon Oum, Tae**216-217 A note on "Project scheduling with resource constraints: A branch and bound approach"***by*Kaefer, Frederick

### August 2000, Volume 124, Issue 3

**437-446 The design of robotic dairy barns using closed queueing networks***by*Halachmi, I. & Adan, I. J. B. F. & van der Wal, J. & Heesterbeek, J. A. P. & van Beek, P.**447-467 Higher order approximations for the single server queue with splitting, merging and feedback***by*Girish, Muckai K. & Hu, Jian-Qiang**468-477 Note on cyclic sequences in the product rate variation problem***by*Bautista, Joaquin & Companys, Ramon & Corominas, Albert**478-494 An interactive reference point approach for multiobjective mixed-integer programming using branch-and-bound***by*Alves, Maria Joao & Climaco, Joao**495-510 Evaluation of supply chain structures through modularization and postponement***by*Ernst, Ricardo & Kamrad, Bardia**511-528 The discrete lot-sizing and scheduling problem: Complexity and modification for batch availability***by*Bruggemann, Wolfgang & Jahnke, Hermann**529-538 A nonparametric stochastic procedure for FMS evaluation***by*Talluri, Srinivas & Whiteside, Mary M. & Seipel, Scott J.**539-549 Efficient storage allocation for processing in backlog-controlled queueing networks using multicriteria techniques***by*Giokas, D. I. & Pentzaropoulos, G. C.**550-559 A note on EOQ models for deteriorating items under stock dependent selling rate***by*Chung, Kun-Jen & Chu, Peter & Lan, Shaw-Ping**560-570 Properties of a sequencing problem for a mixed model assembly line with conveyor stoppages***by*Xiaobo, Zhao & Ohno, Katsuhisa**571-590 Bias and variance reduction in computer simulation studies***by*Crawford, J. W. & Gallwey, T. J.**591-600 The biobjective minimum cost flow problem***by*Sedeno-Noda, A. & Gonzalez-Martin, C.**601-614 On the dynamics of stochastic diffusion of manufacturing technology***by*Liu, John**615-628 Queues with a variable number of servers***by*Li, Hui & Yang, Tao**629-640 Four-part partition games isomorphic to Silverman's game***by*Heuer, Gerald A. & Leopold-Wildburger, Ulrike**641-650 Determination of weights of interacting criteria from a reference set***by*Marichal, Jean-Luc & Roubens, Marc**651-654 Technical note on symmetric duality in multiobjective programming: Some remarks on recent results***by*Chandra, Suresh & Abha

### July 2000, Volume 124, Issue 2

**221-223 Management science and operations research in China***by*Li, Huaizu & Wang, Shouyang & Xu, Li D**224-234 A neural network representation of linear programming***by*Li, Hong-Xing & Da, Xu Li**235-242 Mathematical modeling of China's State-owned Enterprises' Contract System***by*Feng, Shan & Da Xu, Li**243-254 Forecasting regional income inequality in China***by*Zheng, Fei & Xu, Li Da & Tang, Bingyong**255-266 Modeling staffing flexibility: A case of China***by*Li, Ninghua & Li, Ling X.**267-282 A multiple traveling salesman problem model for hot rolling scheduling in Shanghai Baoshan Iron & Steel Complex***by*Tang, Lixin & Liu, Jiyin & Rong, Aiying & Yang, Zihou**283-293 A production rescheduling expert simulation system***by*Li, Heng & Li, Zhicheng & Li, Ling X. & Hu, Bin**294-306 Practices of preventive maintenance and replacement for engines: A case study***by*Lai, K. K. & Leung, Francis K. N. & Tao, B. & Wang, S. Y.**307-331 Fuzzy dispatching model and genetic algorithms for railyards operations***by*He, Shiwei & Song, Rui & Chaudhry, Sohail S.**332-341 A linear matrix inequality approach for robust control of systems with delayed states***by*Li Da, Xu & Cheng, Chuwang & Tang, Bingyong**342-352 An adaptive control method for time-varying systems***by*Tang, Bingyong & Li Da, Xu & Wang, Wenjie**353-359 Predicting duration of stay in a pediatric intensive care unit: A Markovian approach***by*Seth Kapadia, Asha & Chan, Wenyaw & Sachdeva, Ramesh & Moye, Lemuel A. & Jefferson, Larry S.**360-376 Multiple center capacitated arc routing problems: A tabu search algorithm using capacitated trees***by*Amberg, Anita & Domschke, Wolfgang & Vo[ss], Stefan**377-389 A comparison of Lagrangean and surrogate relaxations for the maximal covering location problem***by*Galvao, Roberto D. & Gonzalo Acosta Espejo, Luis & Boffey, Brian**390-408 Fuzzy inventory with backorder for fuzzy total demand based on interval-valued fuzzy set***by*Yao, Jing-Shing & Su, Jin-Shieh**409-421 Optimization of printed circuit board manufacturing: Integrated modeling and algorithms***by*Altinkemer, Kemal & Kazaz, Burak & Koksalan, Murat & Moskowitz, Herbert**422-436 Modeling recirculating conveyors with blocking***by*Schmidt, Linda C. & Jackman, John

### July 2000, Volume 124, Issue 1

**1-14 An age-structured model for the AIDS epidemic***by*Griffiths, Jeff & Lowrie, Dawn & Williams, Janet**15-27 A computational study of smoothing heuristics for the traveling salesman problem***by*Coy, Steven P. & Golden, Bruce L. & Wasil, Edward A.**28-42 A hybrid genetic algorithm for the open shop scheduling problem***by*Liaw, Ching-Fang**43-54 A genetic algorithm approach to policy design for consequence minimization***by*Rubenstein-Montano, Bonnie & Anandalingam, G. & Zandi, Iraj**55-62 A methodological framework for the validation of predictive simulations***by*Fraedrich, D. & Goldberg, A.**63-76 An optimization problem arising in the design of multiring systems***by*Arbib, Claudio & Rossi, Fabrizio**77-88 Some reverse location problems***by*Zhang, Jianzhong & Liu, Zhenhong & Ma, Zhongfan**89-101 Deriving decision rules to locate export containers in container yards***by*Kim, Kap Hwan & Park, Young Man & Ryu, Kwang-Ryul**102-113 On consistency and ranking of alternatives in fuzzy AHP***by*Leung, L. C. & Cao, D.**114-124 A search game when a search path is given***by*Hohzaki, Ryusuke & Iida, Koji**125-138 Market entry, phased rollout or abandonment? A real option approach***by*Pennings, Enrico & Lint, Onno**139-150 Exact and heuristic algorithms for data sets reconstruction***by*Lodi, Andrea & Vigo, Daniele & Zannoni, Cinzia**151-158 A simple duality proof in convex quadratic programming with a quadratic constraint, and some applications***by*Pinar, Mustafa C.**159-186 Context, tactics, and the examination of alternatives during strategic decision making***by*Nutt, Paul C.**187-203 Rating of Indian commercial banks: A DEA approach***by*Saha, Asish & Ravisankar, T. S.**204-216 A method of optimal lattice packing of congruent oriented polygons in the plane***by*Stoyan, Yu G. & Patsuk, V. N.**217-218 The analytic hierarchy process in an uncertain environment: A simulation approach by Hauser and Tadikamalla (1996)***by*Ahn, Byeong Seok

### June 2000, Volume 123, Issue 3

**453-472 Computational analysis of a flexible assembly system design problem***by*Kumar, Ashok & Jacobson, Sheldon H. & Sewell, Edward C.**473-489 An exact method for the two-echelon, single-source, capacitated facility location problem***by*Tragantalerngsak, Suda & Holt, John & Ronnqvist, Mikael**490-503 Coordinated replenishments in inventory systems with correlated demands***by*Liu, Liming & Yuan, Xue-Ming**504-518 A branch and bound algorithm for a production scheduling problem in an assembly system under due date constraints***by*Park, Moon-Won & Kim, Yeong-Dae**519-530 Replacement-repair policy for multi-state deteriorating products under warranty***by*Zuo, Ming J. & Liu, Bin & Murthy, D. N. P.**531-542 Heuristic and exact algorithms for the simultaneous assignment problem***by*Yamada, Takeo & Nasu, Yasushi**543-557 A comparative analysis of DEA as a discrete alternative multiple criteria decision tool***by*Sarkis, Joseph**558-567 Case-based decision support system: Architecture for simulating military command and control***by*Liao, Shu-hsien**568-584 Coordinating an innovation in supply chain management***by*Kim, Bowon**585-592 Partitioning under the Lp norm***by*Goldberg, Robert R. & Shapiro, Jacob**593-605 Comparing the efficacy of ranking methods for multiple round-robin tournaments***by*Mendonca, D. & Raghavachari, M.**606-613 An extension of the PROMETHEE method for decision making in fuzzy environment: Ranking of alternative energy exploitation projects***by*Goumas, M. & Lygerou, V.**614-627 Subscript-free modeling languages: A tool for facilitating the formulation and use of models***by*Lin, Suh-Yun Elva & Schuff, David & St. Louis, Robert D.**628-639 Separating risk and return in the CAPM: A general utility-based model***by*Pedersen, Christian S.**640-651 Clustering of objects and attributes for manufacturing and marketing applications***by*Vakharia, Asoo J. & Mahajan, Jayashree**652-659 An efficient linearization approach for mixed-integer problems***by*Chang, Ching-Ter

### June 2000, Volume 123, Issue 2

**227-228 Recent advances in theory and practice of combinatorial optimization (ECCO X)***by*Burkard, Rainer & Labbe, Martine & Teresa Ramos, M. & Sicilia, J.**229-240 Heuristics for the two-stage job shop scheduling problem with a bottleneck machine***by*Drobouchevitch, I. G. & Strusevich, V. A.**241-255 Frequency assignment in mobile radio systems using branch-and-cut techniques***by*Fischetti, Matteo & Lepschy, Chiara & Minerva, Giuseppe & Romanin-Jacur, Giorgio & Toto, Ema**256-270 Tabu Search applied to global optimization***by*Chelouah, Rachid & Siarry, Patrick**271-291 A multiperiod two-echelon multicommodity capacitated plant location problem***by*Hinojosa, Y. & Puerto, J. & Fernandez, F. R.**292-302 Algorithms for the robust 1-center problem on a tree***by*Averbakh, Igor & Berman, Oded**303-314 Scheduling no-wait robotic cells with two and three machines***by*Agnetis, A.**315-324 A directed hypergraph model for random time dependent shortest paths***by*Pretolani, Daniele**325-332 New trends in exact algorithms for the 0-1 knapsack problem***by*Martello, Silvano & Pisinger, David & Toth, Paolo**333-345 Approximation algorithms for knapsack problems with cardinality constraints***by*Caprara, Alberto & Kellerer, Hans & Pferschy, Ulrich & Pisinger, David**346-371 The edge-weighted clique problem: Valid inequalities, facets and polyhedral computations***by*Macambira, Elder Magalhaes & de Souza, Cid Carvalho**372-381 An efficient approach for the multi-pallet loading problem***by*Terno, Johannes & Scheithauer, Guntram & Sommerwei[ss], Uta & Riehme, Jan**382-393 A primal partitioning approach for single and non-simultaneous multicommodity flow problems***by*Hadjiat, Malika & Maurras, Jean-Francois & Vaxes, Yann**394-407 Unbounded knapsack problem: Dynamic programming revisited***by*Andonov, R. & Poirriez, V. & Rajopadhye, S.**408-427 The asymmetric traveling salesman problem with replenishment arcs***by*Boland, N. L. & Clarke, L. W. & Nemhauser, G. L.**428-435 Path equipartition in the Chebyshev norm***by*Liverani, Marco & Morgana, Aurora & Simeone, Bruno & Storchi, Giovanni

### May 2000, Volume 123, Issue 1

**1-15 The dynamic relocation and phase-out of a hybrid, two-echelon plant/warehousing facility: A multiple objective approach***by*Melachrinoudis, Emanuel & Min, Hokey**16-28 Fuzzy rule based classification with FeatureSelector and modified threshold accepting***by*Ravi, V. & Zimmermann, H. -J.**29-41 Lower-bounding procedures for the 2-dimensional cell suppression problem***by*Duarte de Carvalho, Filipa & Teresa Almeida, Maria**42-60 Production lot sizing in failure prone two-stage serial systems***by*Lee, S. D. & Rung, J. M.**61-72 Computing performance measures in a multi-class multi-resource processor-shared loss system***by*Aksin, O. Zeynep & Harker, Patrick T.**73-85 Hybrid fiber co-axial CATV network design with variable capacity optical network units***by*Gupta, Rakesh & Pirkul, Hasan**86-104 Algorithms for graph partitioning problems by means of eigenspace relaxations***by*Tu, Chih-Chien & Shieh, Ce-Kuen & Cheng, Hsuanjen**105-124 Multi-factor performance measure model with an application to Fortune 500 companies***by*Zhu, Joe**125-144 The application of operational research to European air traffic flow management - understanding the context***by*Leal de Matos, Paula & Ormerod, Richard**145-153 Dynamic programming using the Fritz-John conditions***by*Steiner, Erich & McKinnon, Ken**154-174 Reciprocal distributions in the analytic hierarchy process***by*Escobar, M. T. & Moreno-Jimenez, J. M.**175-194 Optimal policies under risk for changing software systems based on customer satisfaction***by*Sahin, Izzet & Zahedi, Fatemeh (Mariam)**195-205 On a cutting plane heuristic for the stable roommates problem and its applications***by*Teo, Chung-Piaw & Sethuraman, Jay**206-225 An archiving model for a hierarchical information storage environment***by*Moinzadeh, Kamran & Berk, Emre

### May 2000, Volume 122, Issue 3

**515-533 Warehouse design and control: Framework and literature review***by*Rouwenhorst, B. & Reuter, B. & Stockrahm, V. & van Houtum, G. J. & Mantel, R. J. & Zijm, W. H. M.**534-560 Projections of the capacitated network loading problem***by*Mirchandani, Prakash**561-569 Upper and lower bounding procedures for minimum rooted k-subtree problem***by*Kataoka, Seiji & Araki, Norio & Yamada, Takeo**570-583 Optimization over the efficient set of a parametric multiple objective linear programming problem***by*Tu, Ta Van**584-601 A multi-period profit maximizing model for retail supply chain management: An integration of demand and supply-side mechanisms***by*Bhattacharjee, Sudip & Ramesh, R.**602-610 An optimal algorithm for solving the 1-median problem on weighted 4-cactus graphs***by*Lan, Yu-Feng & Wang, Yue-Li**611-624 A new dual based procedure for the transportation problem***by*Sharma, R. R. K. & Sharma, K. D.**625-637 On the value of an item subject to general repair or maintenance***by*Scarsini, Marco & Shaked, Moshe**638-655 An empirical study of isolating mechanisms in UK companies***by*Oktemgil, Mehmet & Greenley, Gordon E. & Broderick, Amanda J.

### April 2000, Volume 122, Issue 2

**175-177 Advances in modeling: Paradigms, methods and applications***by*Makowski, Marek & Sebastian, Hans-Jurgen**178-189 Complex systems analysis and environmental modeling***by*Nakamori, Y. & Sawaragi, Y.**190-198 An application-oriented view of modeling uncertainty***by*Zimmermann, H. -J.**199-218 Integrated model management in the data warehouse era***by*Dolk, Daniel R.**219-241 Modeling paradigms applied to the analysis of European air quality***by*Makowski, Marek**242-257 Building agent-based corporate information systems: An application to telemedicine***by*Bui, Tung**258-271 Cooperative game solution concepts to a cost allocation problem***by*Krus, Lech & Bronisz, Piotr**272-288 Service network design in freight transportation***by*Crainic, Teodor Gabriel**289-309 Planning models for long-haul operations of postal and express shipment companies***by*Grunert, Tore & Sebastian, Hans-Jurgen**310-328 A multi-depot pickup and delivery problem with a single hub and heterogeneous vehicles***by*Irnich, Stefan**329-338 Modelling multi-stage manufacturing systems for efficient scheduling***by*Charalambous, Christoforos & Tahmassebi, Turaj & Hindi, Khalil**339-353 A novel decomposition approach for on-line lot-sizing***by*Aarts, E. H. L. & Reijnhoudt, M. F. & Stehouwer, H. P. & Wessels, J.**354-366 Modelling and simulating multi-echelon food systems***by*van der Vorst, Jack G. A. J. & Beulens, Adrie J. M. & van Beek, Paul**367-373 Using recipe classes for supporting detailed planning in food industry: A case study***by*Houba, Iris H. G. & Hartog, Rob J. M. & Top, Jan L. & Beulens, Adrie J. M. & van Berkel, Linda N.**374-391 Inequality measures and equitable approaches to location problems***by*Ogryczak, Wlodzimierz**392-404 Estimation of embodied CO2 emissions by general equilibrium model***by*Kainuma, M. & Matsuoka, Y. & Morita, T.**405-415 Analysis of recycling activities using multi-sectoral economic model with material flow***by*Masui, T. & Morita, T. & Kyogoku, J.**416-425 The AIM/end-use model and its application to forecast Japanese carbon dioxide emissions***by*Kainuma, Mikiko & Matsuoka, Yuzuru & Morita, Tsuneyuki**426-439 EMEP Eulerian acid deposition model and its applications***by*Olendrzynski, Krzysztof & Berge, Erik & Bartnicki, Jerzy**440-451 A simplified ozone model based on fuzzy rules generation***by*Ryoke, Mina & Nakamori, Yoshiteru & Heyes, Chris & Makowski, Marek & Schopp, Wolfgang**452-460 A system approach to management of catastrophic risks***by*Ermoliev, Yuri M. & Ermolieva, Tatiana Y. & MacDonald, Gordon J. & Norkin, Vladimir I. & Amendola, Aniello**461-468 Modeling and analysis of decision making problem for mitigating natural disaster risks***by*Tamura, Hiroyuki & Yamamoto, Kouji & Tomiyama, Shinji & Hatono, Itsuo**469-485 Interactive specification and analysis of aspiration-based preferences***by*Granat, Janusz & Makowski, Marek**486-500 Multicriteria analysis for agricultural resource management: A critical survey and future perspectives***by*Hayashi, Kiyotada**501-508 Utilization of artificial neural networks and the TD-learning method for constructing intelligent decision support systems***by*Baba, N. & Suto, H.**509-513 Assignment of program modules to processors: A simulated annealing approach***by*Hamam, Yskandar & Hindi, Khalil S.

### April 2000, Volume 122, Issue 1

**1-10 Optimization methods for the planning of rapid transit systems***by*Laporte, Gilbert & Mesa, Juan A. & Ortega, Francisco A.**11-17 An efficient transformation of the generalized vehicle routing problem***by*Ghiani, Gianpaolo & Improta, Gennaro**18-30 A two-phased approach to the supply network reconfiguration problem***by*Ross, Anthony D.**31-40 Comparison of neural network models with ARIMA and regression models for prediction of Houston's daily maximum ozone concentrations***by*Prybutok, Victor R. & Yi, Junsub & Mitchell, David**41-57 A review of manufacturing flexibility***by*Beach, R. & Muhlemann, A. P. & Price, D. H. R. & Paterson, A. & Sharp, J. A.**58-68 A class of optimization problems over the efficient set of a multiple criteria nonlinear programming problem***by*Thoai, Nguyen V.**69-78 Order relations among the optimal values under three evaluation criteria and their applications***by*Li, Xue & Yamazaki, Genji & Iimura, Kiyoaki**79-90 Establishing dominance between alternatives with incomplete information in a hierarchically structured attribute tree***by*Kim, Soung Hie & Han, Chang Hee**91-100 Bi-criteria utility functions: Analytical considerations and implications in the short-run labour market***by*Romero, Carlos**101-114 Expected utility maximization of optimal stopping problems***by*Muller, Alfred**115-122 Computation of noncooperative equilibria in ordinal games***by*Xu, Chunhui**123-132 A sampling procedure to estimate risk probabilities in access-control security systems***by*Jacobson, Sheldon H. & Kobza, John E. & Nakayama, Marvin K.**133-144 A moment based metric for 2-D and 3-D packing***by*Dickinson, John K. & Knopf, George K.**145-150 Symmetric duality with pseudo-invexity in variational problems***by*Nahak, C. & Nanda, S.**151-160 A field study of sales forecasting accuracy and processes***by*Lawrence, Michael & O'Connor, Marcus & Edmundson, Bob**161-165 A note on pseudo-invexity and duality in nonlinear programming***by*Chandra, S. & Abha**166-172 A note on splitting of variables in integer programming models***by*Volgenant, A.

### March 2000, Volume 121, Issue 3

**435-466 Operational research techniques in medical treatment and diagnosis: A review***by*Bartolozzi, F. & de Gaetano, A. & Di Lena, E. & Marino, S. & Nieddu, L. & Patrizi, G.**467-475 Potential effect of internal markets on hospitals' waiting time***by*Iversen, Tor**476-503 An optimal, dynamic policy for hotel yield management***by*Badinelli, Ralph D.**504-518 Fuzzy multicriteria models for quality function deployment***by*Kim, Kwang-Jae & Moskowitz, Herbert & Dhingra, Anoop & Evans, Gerald**519-531 A model for parallel machine replacement with capacity expansion***by*Chand, Suresh & McClurg, Tim & Ward, Jim**532-548 A minimum mean cycle cancelling method for nonlinear multicommodity flow problems***by*Ouorou, A. & Mahey, P.**549-558 A DEA model for the efficiency evaluation of nondominated paths on a road network***by*De Luca Cardillo, Dorotea & Fortuna, Tiziana