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Selected publications:
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Benefits from Coordinating Congestion Management – the Nordic Power Market, forthcoming in Energy
Policy (with Mette
Bjørndal).
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Pricing in Combinatorial Auctions, forthcoming in Journal of Information and Optimization Sciences
(with Mette Bjørndal).
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Investment Paradoxes in Electricity Networks, forthcoming in
Migdalas, Athanasios, Panos Pardalos, and Leonidas Pitsoulis (eds.),
Pareto Optimality, Game Theory and Equilibria, Kluwer
Academic Publishers (with
Mette Bjørndal).
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An Aumann-Shapley Approach to Cost Allocation and Pricing in a
Supply Chain, in de Koster, René, and Werner Delfmann (eds.),
Supply Chain Management – European Perspectives, Copenhagen
Business School Press, 2005, pp. 182-198 (with
Mette Bjørndal).
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Heuristics in the Multi-Location Inventory System with
Transshipments, in Kotzab, Herbert, Stefan A. Seuring, Martin Müller
and Gerald Reiner (eds.), Research Methodologies in Supply Chain
Management, Physica-Verlag 2005, pp. 509-524 (with Lars Magne
Nonås).
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The Deregulated Electricity Market
Viewed as a Bilevel Programming Problem”, Journal of Global
Optimization, 33, 2005, 465-475 (with
Mette Bjørndal).
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Replication/Prediction
Problems in the Journey to Work, Environment and Planning A, Vol. 36, No.
2, 2004, pp. 347-364 (with
Inge Thorsen and
Jan Ubøe).
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Congestion Management in the Nordic Power Market – Counter Purchases, Journal of Network Industries,
vol. 4, 2003, pp. 273-296 (with
Mette Bjørndal and
Virginie Pignon).
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Prices in a Combinatorial Auction, Journal of Statistics & Management
Systems, vol. 6, no. 2, 2003, pp. 281-293 (with
Mette Bjørndal).
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Revenue Cap Regulation in a Deregulated Electricity Market - Effects on a Grid Company, Central European
Journal of Operations Research, June 2003, vol. 11, no. 2, pp.
197-215 (with Mette
Bjørndal).
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Zonal Pricing in a Deregulated Electricity
Market, Energy Journal, vol. 22, no. 1, 2001, pp. 51-73 (with
Mette Bjørndal).
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Convergence aspects of adaptive clustering in variable
aggregation, Computers & Operations Research, New York,
vol. 26, no. 10,11, Sep. 1999, pp. 955-966 (with
Rainer Leisten and
Sverre Storøy).
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Tabu search for weighted k-cardinality
trees, Asia - Pacific Journal of Operational Research, Singapore,
vol. 14, no. 2, Nov. 1997, pp. 9-26 (with
Arne Løkketangen).
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Vehicle routing with time windows: Two optimization algorithms,
Operations Research, Linthicum, vol. 45, no. 3, May/Jun 1997,
pp. 488-492 (with
Marshall L. Fisher and
Oli B. G. Madsen).
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On bicriterion minimal spanning trees: An
approximation, Computers & Operations Research, New York,
vol. 23, no. 12, Dec 1996, pp. 1171-1182 (with
Kim Allan Andersen
and
Mikael Lind).
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Linear programming aggregation: A heuristic for hierarchical production
planning, Asia - Pacific Journal of Operational Research,
Singapore, vol. 12, no. 2, Nov 1995, pp. 161-177 (with
Rainer Leisten).
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Decomposition and iterative aggregation in hierarchical and decentralised planning
structures, European Journal of Operational Research, Amsterdam,
vol. 86, no. 1, Oct 5, 1995, pp. 120-141 (with
Rainer Leisten).
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Computing the Nucleolus When the Characteristic Function Is Given Implicitly: A Constraint Generation
Approach, International Journal of Game Theory, vol. 24, no. 4, 1995,
pp. 357-372 (with Åsa Hallefjord and Reidun Helming).
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Traffic equilibrium paradoxes when travel demand is
elastic, Asia-Pacific Journal Of Operational Research,
Singapore, vol. 11, no. 1, May 1994, pp. 41-50 (with Åsa Hallefjord and
Sverre Storøy).
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Aggregation and decomposition for multi-divisional linear
programs, European Journal Of Operational Research,
Amsterdam, vol. 72, no. 1, Jan 6, 1994, pp. 175-191 (with
Rainer Leisten).
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Application of the scenario aggregation approach to a two-stage, stochastic, common component, inventory problem with a budget
constraint, European Journal Of Operational Research,
Amsterdam, vol. 68, no. 2, Jul 23, 1993, pp. 196-212 (with Henrik Jönsson and
Edward A. Silver).
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Cooperative game theory: A note on an algorithm that has probably never been
implemented, Asia-Pacific Journal Of Operational Research,
Singapore, vol. 10, no. 1, May 1993, pp. 121-129 (with Åsa Hallefjord and Reidun Helming).
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Solving large scale generalized assignment problems - An
aggregation/disaggregation approach, European Journal Of Operational
Research, Amsterdam, vol. 64, no. 1, Jan 8, 1993, pp. 103-114 (with Åsa Hallefjord and
Peter Värbrand).
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Enhancing an Algorithm for Set Covering
Problems, European Journal Of Operational Research,
Amsterdam, vol. 58, no. 2, Apr 27, 1992, pp. 293-300
(with
John E. Beasley).
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Sequencing Offshore Oil and Gas Fields Under
Uncertainty, European Journal Of Operational Research,
Amsterdam, vol. 58, no. 2, Apr 27, 1992, pp. 191-201.
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Computational Results from a New Lagrangean Relaxation Algorithm for the Capacitated Plant Location
Problem, European Journal Of Operational Research, Amsterdam,
vol. 53, no. 1, Jul 5, 1991, pp. 38-43 (with
Jaume Barceló and
Elena Fernández).
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A Facet Generation and Relaxation Technique Applied to an Assignment Problem with Side
Constraints, European Journal Of Operational Research,
Amsterdam, vol. 50, no. 3, Feb 15, 1991, pp. 335-344 (with
Ronny
Aboudi and Åsa Hallefjord).
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Improved Lagrangean
Decomposition: An Application to the Generalized Assignment Problem,
European Journal Of Operational Research, Amsterdam, vol. 46,
no. 1, May 4, 1990, pp. 84-92 (with
Paulo Barcia).
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A Mathematical Programming Model for the Development of Petroleum Fields and Transport
Systems, European Journal Of Operational Research, Amsterdam,
vol. 43, no. 1, Nov 6, 1989, pp. 13-25 (with
Ronny
Aboudi, Åsa
Hallefjord,
Carsten Helgesen, Reidun Helming, Anne S. Pettersen,
Tore Raum and Petter Spence).
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On the Merits and Demerits of Integer Goal
Programming, The Journal Of The Operational Research Society,
Oxford, vol. 40, no. 8, Aug 1989, pp. 781-785 (with James P.
Ignizio).
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A Critical Comment on Integer Goal
Programming, The Journal Of The Operational Research Society,
Oxford, vol. 39, no. 1, Jan 1988, pp. 101-104 (with
Åsa Hallefjord).
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A New Lagrangian Relaxation Approach to the Generalized Assignment
Problem, European Journal Of Operational Research, Amsterdam,
vol. 27, no. 3, Dec 1986, pp. 313-323 (with Mikael Näsberg).
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A Long Range Forestry Planning Problem with Multiple
Objectives, European Journal Of Operational Research,
Amsterdam, vol. 26, no. 1, Jul 1986, pp. 123-133 (with Åsa
Hallefjord and Ola Eriksson).
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Cross Decomposition Applied to the Stochastic Transportation
Problem, European Journal of Operational Research, Amsterdam,
vol. 17, no. 3, Sep 1984, pp. 361-368 (with
Kaj Holmberg).
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