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On cost-efficiency of the global container shipping network
Authors:Dongping Song  Jie Zhang  Jonathan Carter  Tony Field  James Marshall  John Polak  Kimberly Schumacher  Proshun Sinha-Ray  John Woods
Institution:  a Complex Systems Modelling group (COSMIC), Department of Earth Science and Engineering, Imperial College, London SW7 2AZ, UK b Department of Computing, Imperial College, London SW7 2AZ, UK c Department of Civil and Environmental Engineering, Imperial College, London SW7 2AZ, UK
Abstract:This paper presents a simple formulation in the form of a pipe network for modelling the global container-shipping network. The cost-efficiency and movement-patterns of the current container-shipping network have been investigated using heuristic methods. The model is able to reproduce the overall incomes, costs, and container movement patterns for the industry as well as for the individual shipping lines and ports. It was found that the cost of repositioning empties is 27% of the total world fleet running cost and that overcapacity continues to be a problem. The model is computationally efficient. Implemented in the Java language, it takes one minute to run a full-scale network on a Pentium IV computer.
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