# Elsevier

# European Journal of Operational Research

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**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

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### March 2000, Volume 121, Issue 3

**559-578 Efficiency measurement for multi-product industries: A comparison of classic and recent techniques based on simulated data***by*Resti, Andrea**579-608 Valuation network representation and solution of asymmetric decision problems***by*Shenoy, Prakash P.**609-626 Solving linear programming relaxations associated with Lagrangean relaxations by Fenchel cutting planes***by*Saez, Jesus**627-640 Relative measurement and the power function***by*Brugha, Cathal M.**641-655 Productivity change model in the airline industry: A parametric approach***by*Ceha, Rakhmat & Ohta, Hiroshi

### March 2000, Volume 121, Issue 2

**217-655 Editorial***by*Salhi, S. & Boffey, B.**232-246 On finding dissimilar paths***by*Akgun, Vedat & Erkut, Erhan & Batta, Rajan**247-258 Support system development for forest ecosystem management***by*Church, Richard L. & Murray, Alan T. & Figueroa, Michael A. & Barber, Klaus H.**259-274 A continuous location model for siting a non-noxious undesirable facility within a geographical region***by*Fernandez, J. & Fernandez, P. & Pelegrin, B.**275-286 Selecting scenarios for environmental disaster planning***by*Jenkins, L.**287-303 Environmental efficiency with multiple environmentally detrimental variables; estimated with SFA and DEA***by*Reinhard, Stijn & Knox Lovell, C. A. & Thijssen, Geert J.**304-315 Remanufacturing planning for the reverse Wagner/Whitin models***by*Richter, Knut & Sombrutzki, Mirko**316-329 Using GIS to assess the risks of hazardous materials transport in networks***by*Zhang, Jianjun & Hodgson, John & Erkut, Erhan**330-342 Algorithms for the decomposition of a polygon into convex polygons***by*Fernandez, J. & Canovas, L. & Pelegrin, B.**343-362 Decreasing the sensitivity of open-loop optimal solutions in decision making under uncertainty***by*Darlington, J. & Pantelides, C. C. & Rustem, B. & Tanyi, B. A.**363-379 Storage management of items in two levels of availability***by*Matzliach, Barouch & Tzur, Michal**380-393 Minimizing functions of infeasibilities in a two-machine flow shop***by*Lushchakova, Irene N.**394-411 Valid inequalities for non-unit demand capacitated spanning tree problems with flow costs***by*Gouveia, Luis & Lopes, Maria Joao**412-419 A multiperiod planning model for the capacitated minimal spanning tree problem***by*Kawatra, R. & Bricker, D.**420-434 Lower-bounding and heuristic methods for a refuse collection vehicle routing problem***by*Mourao, M. Candida & Almeida, M. Teresa

### February 2000, Volume 121, Issue 1

**1-15 Scheduling with limited machine availability***by*Schmidt, Gunter**16-31 Shortest path problems with partial information: Models and algorithms for detecting dominance***by*Dias, Luis C. & Climaco, Joao N.**32-39 Shortest paths in a network with time-dependent flow speeds***by*Sung, Kiseok & Bell, Michael G. H. & Seong, Myeongki & Park, Soondal**40-55 Conflict graphs in solving integer programming problems***by*Atamturk, Alper & Nemhauser, George L. & Savelsbergh, Martin W. P.**56-63 On the equivalence of two optimization methods for fuzzy linear programming problems***by*Chanas, Stefan & Zielinski, Pawel**64-77 Multivariate composite distributions for coefficients in synthetic optimization problems***by*Hill, Raymond R. & Reilly, Charles H.**78-91 On the numerical treatment of linearly constrained semi-infinite optimization problems***by*Leon, T. & Sanmatias, S. & Vercher, E.**92-104 The distribution problem, the more for less (nothing) paradox and economies of scale and scope***by*Ryan, Michael J.**105-123 Multi-objective routing within large scale facilities using open finite queueing networks***by*Kerbache, Laoucine & Smith, J. MacGregor**124-137 A self-organizing neural network approach for the single AGV routing problem***by*Soylu, Mustafa & Ozdemirel, Nur E. & Kayaligil, Sinan**138-150 Measuring technical efficiency***by*Ruggiero, John**151-163 An inverse DEA model for inputs/outputs estimate***by*Wei, Quanling & Zhang, Jianzhong & Zhang, Xiangsun**164-174 Industry performance and structural efficiency measures: Solutions to problems in firm models***by*Ylvinger, Svante**175-178 Determination of economic production-shipment policy for a single-vendor-single-buyer system***by*Goyal, Suresh K. & Nebebe, Fassil**179-192 A problem reduction and decomposition approach for scheduling for a flowshop of batch processing machines***by*Sung, Chang Sup & Kim, Young Hwan & Yoon, Sang Hum**193-204 Differential games with nonconvexities and positive spillovers***by*Barucci, Emilio**205-212 On the relativity of relative measures - accommodating both rank preservation and rank reversals in the AHP***by*Millet, Ido & Saaty, Thomas L.**213-216 Generalized golden sections, repeated bisections and aesthetic pleasure***by*Lipovetsky, S. & Lootsma, F. A.

### February 2000, Volume 120, Issue 3

**459-495 Formal methods in pattern recognition: A review***by*Nieddu, Luciano & Patrizi, Giacomo**496-510 A study of high-level managerial decision processes, with implications for MCDM research***by*Kasanen, Eero & Wallenius, Hannele & Wallenius, Jyrki & Zionts, Stanley**511-524 Optimal multiple stage expansion of competence set***by*Li, Jian-Ming & Chiang, Chin-I & Yu, Po-Lung**525-534 The Greek banking system: Reanalysis of performance***by*Raveh, Adi**535-544 Sequential buying policies***by*You, Peng-Sheng**545-558 Tool capacity planning for semiconductor fabrication facilities under demand uncertainty***by*Swaminathan, Jayashankar M.**559-574 Minimizing makespan on a single burn-in oven in semiconductor manufacturing***by*Sung, C. S. & Choung, Y. I.**575-582 Optimal production run length for products sold with warranty***by*Yeh, Ruey Huei & Ho, Wen-Tsung & Tseng, Sheng-Tsaing**583-592 Generalized spanning trees***by*Dror, M. & Haouari, M. & Chaouachi, J.**593-602 An evolutionary approach for finding optimal trees in undirected networks***by*Smith, David K. & Walters, Godfrey A.**603-613 Finding the critical path in an activity network with time-switch constraints***by*Yang, Hsu-Hao & Chen, Yen-Liang**614-631 The capacitated multiple allocation hub location problem: Formulations and algorithms***by*Ebery, Jamie & Krishnamoorthy, Mohan & Ernst, Andreas & Boland, Natashia**632-640 On the law of the iterated logarithm in open queueing networks***by*Sakalauskas, L. L. & Minkevicius, S.**641-656 Quasi-birth-and-death Markov processes with a tree structure and the MMAP[K]/PH[K]/N/LCFS non-preemptive queue***by*He, Qi-Ming**657-670 A comparison of procedures for estimating the parent probability distribution from a given set of fractiles***by*Lau, Hon-Shiang & Lau, Amy Hing-Ling & Kottas, John F.

### January 2000, Volume 120, Issue 2

**223-227 Editorial***by*Unknown**228-249 Scheduling with batching: A review***by*Potts, Chris N. & Kovalyov, Mikhail Y.**250-259 Scheduling the production of two-component jobs on a single machine***by*Gerodimos, Alex E. & Glass, Celia A. & Potts, Chris N.**260-276 The Kanban assignment problem - A non-integral approach***by*Herer, Yale T. & Shalom, Levi**277-288 Scheduling jobs with release dates and tails on two unrelated parallel machines to minimize the makespan***by*Lancia, Giuseppe**289-296 Two linear approximation algorithms for the subset-sum problem***by*Kellerer, Hans & Mansini, Renata & Speranza, Maria Grazia**297-310 A tabu search method guided by shifting bottleneck for the job shop scheduling problem***by*Pezzella, Ferdinando & Merelli, Emanuela**311-326 Simultaneous lotsizing and scheduling by combining local search with dual reoptimization***by*Meyr, H.**327-342 A combined cutting-stock and lot-sizing problem***by*Nonas, Sigrid Lise & Thorstenson, Anders**343-351 Complexity of mixed shop scheduling problems: A survey***by*Shakhlevich, Natalia V. & Sotskov, Yuri N. & Werner, Frank**352-358 The CLWS heuristic for single machine scheduling problem***by*Soric, Kristina**359-374 Using metaheuristics in multiobjective resource constrained project scheduling***by*Viana, Ana & Pinho de Sousa, Jorge**375-381 Minimizing tardy jobs in a flowshop with common due date***by*Della Croce, Federico & Gupta, Jatinder N. D. & Tadei, Roberto**382-392 On-line scheduling in a surface treatment system***by*Chauvet, Fabrice & Levner, Eugene & Meyzin, Leonid K. & Proth, Jean-Marie**393-407 Fuzzy programming for multiobjective job shop scheduling with fuzzy processing time and fuzzy duedate through genetic algorithms***by*Sakawa, Masatoshi & Kubota, Ryo**408-422 Algorithms for mixed-model sequencing with due date restrictions***by*Lovgren, Robin H. & Racer, Michael J.**423-435 A mathematical programming model for scheduling steelmaking-continuous casting production***by*Tang, Lixin & Liu, Jiyin & Rong, Aiying & Yang, Zihou**436-458 Performance of hybrid cellular manufacturing systems: A computer simulation investigation***by*Shambu, Girish & Suresh, Nallan C.

### January 2000, Volume 120, Issue 1

**1-13 Operational research in practice: Consultancy in industry revisited***by*Fortuin, Leonard & Zijlstra, Mynt**14-29 A methodology for fitting and validating metamodels in simulation***by*Kleijnen, Jack P. C. & Sargent, Robert G.**30-46 A bilevel programming approach to determining tax credits for biofuel production***by*Bard, Jonathan F. & Plummer, John & Claude Sourie, Jean**47-62 A stochastic 0-1 program based approach for the air traffic flow management problem***by*Alonso, Antonio & Escudero, Laureano F. & Teresa Ortuno, M.**63-80 Procedures for providing robust gate assignments for arriving aircrafts***by*Bolat, Ahmet**81-96 Airline crew scheduling using Potts mean field techniques***by*Lagerholm, Martin & Peterson, Carsten & Soderberg, Bo**97-107 Analysis of a dual sourcing inventory model with normal unit demand and Erlang mixture lead times***by*Fong, Duncan K. H. & Gempesaw, Virginia M. & Keith Ord, J.**108-117 Fast high precision decision rules for valuing manufacturing flexibility***by*Feurstein, Markus & Natter, Martin**118-130 Lead times, order release mechanisms, and customer service***by*Yucesan, Enver & de Groote, Xavier**131-143 Effect of maintenance on the economic design of -control chart***by*Ben-Daya, M. & Rahim, M. A.**144-161 Choice functions and mechanisms for linguistic preference relations***by*Herrera, F. & Herrera-Viedma, E.**162-173 Assessing the quality of negotiated proposals using the REMBRANDT system***by*Van den Honert, R. C. & Lootsma, F. A.**174-180 A vertex algorithm for collision detection***by*Aliyu, M. D. S.**181-189 Optimum target values for two machines in series with 100% inspection***by*Al-Sultan, K. S. & Pulak, M. F. S.**190-204 Review of guidelines for the use of combined forecasts***by*de Menezes, Lilian M. & W. Bunn, Derek & Taylor, James W.**205-214 An analytically tractable interest rate model with humped volatility***by*Mercurio, F. & Moraleda, J. M.**215-217 A note on the location of an obnoxious facility on a network***by*Berman, Oded & Drezner, Zvi

### December 1999, Volume 119, Issue 3

**557-581 Constraint satisfaction problems: Algorithms and applications***by*Brailsford, Sally C. & Potts, Chris N. & Smith, Barbara M.**582-604 Optimal production planning in pull flow lines with multiple products***by*Yang, Jun & Yan, Houmin & Sethi, Suresh P.**605-612 Nonparametric analysis of educational costs***by*Ruggiero, John**613-634 Designing multi-vehicle delivery tours in a grid-cell format***by*Novaes, Antonio G. N. & Graciolli, Odacir D.**635-651 Selecting the best choice in the full information group interview problem***by*Chun, Young H.**652-661 Characterizing an equitable allocation of shared costs: A DEA approach***by*Cook, Wade D. & Kress, Moshe**662-670 An evolutionary heuristic for quadratic 0-1 programming***by*Lodi, Andrea & Allemand, Kim & Liebling, Thomas M.**671-677 An optimality cut for mixed integer linear programs***by*Laporte, Gilbert & Semet, Frederic**678-691 On the balancedness of multiple machine sequencing games***by*Hamers, Herbert & Klijn, Flip & Suijs, Jeroen**692-703 The development of modular-based design in considering technology complexity***by*Tsai, Yuo-Tern & Wang, Kuo-Shong**704-718 A quality control approach to consistency paradoxes in AHP***by*Karapetrovic, Stanislav & Rosenbloom, E. S.**719-728 A hybrid approach for optimization of one-dimensional cutting***by*Gradisar, Miro & Resinovic, Gortan & Kljajic, Miroljub**729-738 Sequencing and scheduling N customers for a stochastic server***by*Wang, P. Patrick**739-752 An optimal maintenance model for a combination of secondhand-new or outdated-updated system***by*Lam, Yeh**756-760 Editorial***by*Unknown

### December 1999, Volume 119, Issue 2

**221-223 Editorial***by*Unknown**224-234 OR Utopia***by*Burkard, Rainer E.**235-253 Interrelationships among the elements of national innovation systems: A statistical evaluation***by*Nasierowski, W. & Arcelus, F. J.**254-266 Measuring sectoral productivity across time and across countries***by*Arcelus, F. J. & Arozena, P.**267-281 Moments of support by a groupware brainstorming tool in handling complex technical policy problems***by*DeTombe, Dorien J.**282-300 Local search for the Steiner tree problem in the Euclidean plane***by*Zachariasen, Martin**301-313 Generalized semi-infinite programming: Theory and methods***by*Still, G.**314-325 Cluster based branching for the asymmetric traveling salesman problem***by*Lysgaard, Jens**326-337 Solving an assignment-selection problem with verbal information and using genetic algorithms***by*Herrera, Francisco & Lopez, Enrique & Mendana, Cristina & Rodriguez, Miguel A.**338-344 Solution of a possibilistic multiobjective linear programming problem***by*Arenas Parra, M. & Bilbao Terol, A. & Rodriguez Uria, M. V.**345-352 Global optimization methods for high-dimensional problems***by*Schoen, Fabio**353-364 A generalization of Ruckle's results for an ambush game***by*Zoroa, Noemi & Zoroa, Procopio & Jose Fernandez-Saez, M.**365-372 The core of games on convex geometries***by*Bilbao, J. M. & Lebron, E. & Jimenez, N.**373-378 Consequences of dropping nonessential objectives for the application of MCDM methods***by*Gal, Tomas & Hanne, Thomas**379-387 Cognitive support methods for multi-criteria expert decision making***by*Bisdorff, Raymond**388-403 Multicriteria procedural rationality on SISDEMA***by*Moreno-Jimenez, J. M. & Aguaron-Joven, J. & Escobar-Urmeneta, M. T. & Turon-Lanuza, A.**404-415 Multicriteria decision aid in financial management***by*Zopounidis, C.**416-426 Analysing production and environmental risks in arable farming systems: A mathematical approach***by*de Buck, A. J. & Hendrix, E. M. T. & Schoorlemmer, H. B.**427-439 A system for the design of short term harvesting strategy***by*Epstein, R. & Nieto, E. & Weintraub, A. & Chevalier, P. & Gabarro, J.**440-450 A simulation analysis of sequencing rules in a flexible flowline***by*Costa, Maria Teresa & Ferreira, Jose Soeiro**451-460 Multi-plant production planning in capacitated self-configuring two-stage serial systems***by*Vercellis, Carlo**461-478 Scheduling of industrial distribution manifolds with pre-conditions***by*Amaro, A. C. S. & Barbosa-Povoa, A. P. F. D.**479-494 The general behavior of pull production systems: The allocation problems***by*Kirkavak, Nureddin & Dincer, Cemal**495-509 Learning to improve reliability during system development***by*Walls, Lesley & Quigley, John**510-537 The risk of delay of a project in terms of the morphology of its network***by*Valadares Tavares, L. & Antunes Ferreira, J. & Silva Coelho, J.**538-556 The multi-mode resource-constrained project scheduling problem with generalized precedence relations***by*De Reyck, Bert & Herroelen, Willy

### November 1999, Volume 119, Issue 1

**1-13 A review of major paradigms and models for the design of civil engineering systems***by*Valadares Tavares, L.**14-34 Schumann, a modeling framework for supply chain management under uncertainty***by*Escudero, L. F. & Galindo, E. & Garcia, G. & Gomez, E. & Sabau, V.**35-49 Approximate portfolio analysis***by*Liu, Liping**50-60 Decision-aid for discrete multiple criteria decision making problems with imprecise data***by*Miettinen, Kaisa & Salminen, Pekka**61-74 Complex behaviour in a production-distribution model***by*Larsen, Erik R. & Morecroft, John D. W. & Thomsen, Jesper S.**75-90 Fleet assignment and routing with schedule synchronization constraints***by*Ioachim, Irina & Desrosiers, Jacques & Soumis, Francois & Belanger, Nicolas**91-99 Focusing material requirements planning (MRP) towards performance***by*Plenert, Gerhard**100-120 Determining optimal pollution control policies: An application of bilevel programming***by*Amouzegar, Mahyar A. & Moshirvaziri, Khosrow**121-129 Collision computation of moving bodies***by*Selim, Shokri Z. & Almohamad, H. A.**130-146 Task oriented weighting in multi-criteria analysis***by*Yeh, Chung-Hsing & J. Willis, Robert & Deng, Hepu & Pan, Hongqi**147-157 Extensions to the generalised assignment heuristic for vehicle routing***by*Baker, Barrie M. & Sheasby, Janice**158-180 Undesirable facility location with minimal covering objectives***by*Plastria, Frank & Carrizosa, Emilio**181-190 Optimisation of a single-component maintenance system: A smoothed perturbation analysis approach***by*Heidergott, Bernd**191-208 Experimental evaluation of a graphical display system to visualizing multiple criteria solutions***by*Klimberg, Ronald & Cohen, Robert M.**209-218 Performance of some boundary-seeking mode estimators on the dome bias model***by*Troutt, M. D. & Pang, W. K. & Hou, S. H.

### November 1999, Volume 118, Issue 3

**429-449 Manufacturing flexibility: Measures and relationships***by*Parker, Rodney P. & Wirth, Andrew**450-463 The ability to compensate for suboptimal capacity decisions by optimal pricing decisions***by*Skiera, Bernd & Spann, Martin**464-484 Hierarchical design of an integrated production and 2-echelon distribution system***by*Barbarosoglu, Gulay & Ozgur, Demet**485-504 A route-neighborhood-based metaheuristic for vehicle routing problem with time windows***by*Liu, Fuh-Hwa Franklin & Shen, Sheng-Yuan**505-523 A distributed genetic algorithm for deterministic and stochastic labor scheduling problems***by*Easton, Fred F. & Mansour, Nashat**524-548 Two simulated annealing-based heuristics for the job shop scheduling problem***by*Steinhofel, K. & Albrecht, A. & Wong, C. K.**549-562 Searching for psychologically stable solutions of multiple criteria decision problems***by*Kaliszewski, Ignacy & Michalowski, Wojtek**563-577 Parameter estimation in stochastic scenario generation systems***by*Mulvey, John M. & Rosenbaum, Daniel P. & Shetty, Bala**578-588 AHP-based evaluation of AHP-Software***by*Ossadnik, Wolfgang & Lange, Oliver**589-604 A new generic model for applying MAUT***by*Bedford, Tim & Cooke, Roger**605-619 Optimal stopping problem with finite-period reservation***by*Saito, Tsuyoshi**620-630 On the feasible set for the squared Euclidean Weber problem and applications***by*Drezner, Zvi & Scott, Carlton H.**631-642 Idempotent uninorms***by*De Baets, Bernard

### October 1999, Volume 118, Issue 2

**213-216 Editorial***by*Unknown**217-234 Competitive analysis of manufacturing plants: An application to the US processed food industry***by*Jayanthi, Shekhar & Kocha, Bart & Sinha, Kingshuk K.**235-258 Measuring the performance of operations of Hong Kong's manufacturing industries***by*Parkan, Celik & Wu, Ming-Lu**259-270 A methodology for competitive advantage analysis and strategy formulation: An example in a transitional economy***by*Li, Yuan & Deng, Shengliang**271-277 Linking industrial competitiveness and productivity at the firm level***by*Oral, Muhittin & Cinar, Unver & Chabchoub, Habib**278-294 Network companies and competitiveness: A framework for analysis***by*Lakhal, Salem & Martel, Alain & Oral, Muhittin & Montreuil, Benoit**295-314 On the connections among activity-based costing, mathematical programming models for analyzing strategic decisions, and the resource-based view of the firm***by*Shapiro, Jeremy F.**315-331 Measuring the effects of new brand introduction on inter-brand strategic interaction***by*Chintagunta, Pradeep K.**332-349 Potential effects of managers' entrenchment and shareholdings on competitiveness***by*Gadhoum, Yoser**350-374 Tariff structure of Japanese electric power companies: An empirical analysis using DEA***by*Sueyoshi, Toshiyuki**375-389 A methodology for priority setting with application to software development process***by*Lee, Mindy & Pham, Hoang & Zhang, Xuemei**390-412 Job shop scheduling with beam search***by*Sabuncuoglu, I. & Bayiz, M.**413-428 An efficient algorithm for a generalized joint replenishment problem***by*Frenk, J. B. G. & Kleijn, M. J. & Dekker, R.

### October 1999, Volume 118, Issue 1

**1-29 Putting soft OR methods to work: The case of the business improvement project at PowerGen***by*Ormerod, Richard**30-45 Environmental impact assessment and ranking the environmental projects in Jordan***by*Al-Rashdan, Dina & Al-Kloub, Bashar & Dean, Angela & Al-Shemmeri, Tarik**46-51 Radial DEA models without inputs or without outputs***by*Lovell, C. A. Knox & Pastor, Jesus T.**52-64 Design of partially survivable networks for cellular telecommunication systems***by*Dutta, Amitava & Kubat, Peter**65-80 Scheduling projects with variable-intensity activities: The case of dynamic earliness and tardiness costs***by*Kogan, Konstantin & Shtub, Avraham**81-94 Application of the simulated annealing algorithm to the combinatorial optimisation problem with permutation property: An investigation of generation mechanism***by*Tian, Peng & Ma, Jian & Zhang, Dong-Mo**95-126 Computing improved optimal solutions to max-min flexible constraint satisfaction problems***by*Dubois, Didier & Fortemps, Philippe**127-138 The [gamma]-connected assignment problem***by*Poggi de Aragao, Marcus & Uchoa, Eduardo**139-152 An interactive procedure for multiple attribute group decision making with incomplete information: Range-based approach***by*Kim, Soung Hie & Choi, Sang Hyun & Kim, Jae Kyeong**153-163 Cost allocation in the Chinese postman problem***by*Hamers, Herbert & Borm, Peter & van de Leensel, Robert & Tijs, Stef**164-180 Algorithms for a multi-level network optimization problem***by*Cruz, F. R. B. & Smith, J. MacGregor & Mateus, G. R.**181-193 Analysis of nonpreemptive priority queues with multiple servers and two priority classes***by*Kao, Edward P. C. & Wilson, Sandra D.**194-212 Derivation of the N-step interdeparture time distribution in GI/G/1 queueing systems***by*Luh, Hsing

### September 1999, Volume 117, Issue 3

**415-428 Investment and capacity choice under uncertain demand***by*Dangl, Thomas**429-449 On the generalizability of advertising pulsation monopoly results to an oligopoly***by*Mesak, Hani I.**450-469 Efficiency based production planning and control models***by*Krishna Kumar, C. & Sinha, Bani K.**470-484 Variance of the output as a function of time: Production line dynamics***by*Tan, Bar[iota]s**485-510 Solving fuzzy solid transportation problems by an evolutionary algorithm based parametric approach***by*Jimenez, F. & Verdegay, J. L.**511-521 Probabilistic local search algorithms for concave cost transportation network problems***by*Yan, Shangyao & Luo, So-Chang**522-532 A gamma heuristic for the p-median problem***by*Rosing, K. E. & ReVelle, C. S. & Schilling, D. A.**533-552 Routing heuristics for automated pick and place machines***by*Ahmadi, Reza H. & Mamer, John W.**553-564 On the convergence of multiobjective evolutionary algorithms***by*Hanne, Thomas**565-577 Using cutting planes in an interactive reference point approach for multiobjective integer linear programming problems***by*Alves, Maria Joao & Climaco, Joao**578-590 Decentralized method for computing Pareto solutions in multiparty negotiations***by*Heiskanen, Pirja**591-605 Resource levelling for projects with schedule-dependent time windows***by*Neumann, K. & Zimmermann, J.**606-617 Renewal reward processes with fuzzy rewards and their applications to T-age replacement policies***by*Popova, Elmira & Wu, Hsien-Chung

### September 1999, Volume 117, Issue 2

**199-210 The value of combining forecasts in inventory management - a case study in banking***by*Chan, Chi Kin & Kingsman, Brian G. & Wong, H.**211-221 Inventory control under speculation: Myopic heuristics and exact procedures***by*Gavirneni, Srinagesh & Morton, Thomas E.**222-238 Optimal stopping problem with recall cost***by*Kang, Byung-Kook**239-252 Maximizing a concave function over the efficient or weakly-efficient set***by*Horst, Reiner & Thoai, Nguyen V.