# 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 (Zhang, Lei)**

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

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### 2000, Volume 123, Issue 2

**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

### 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

### 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.

### 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.

### 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.

### 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**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

### 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

### 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.

### 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.

### 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.

### 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

### 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

### 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.