Optimal outcome sharing with a consortium of contractors

Where a consortium of contractors is involved, there exist no guidelines in the literature on what the outcome sharing arrangement should be. The paper addresses this shortfall. It derives the optimal outcome sharing arrangement for risk-neutral and risk-averse contractors within the consortium, and...

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Main Authors: S. Mahdi Hosseinian, David G. Carmichael
Format: Article
Language:English
Published: Vilnius Gediminas Technical University 2016-05-01
Series:Journal of Civil Engineering and Management
Subjects:
Online Access:http://journals.vgtu.lt/index.php/JCEM/article/view/1366
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author S. Mahdi Hosseinian
David G. Carmichael
author_facet S. Mahdi Hosseinian
David G. Carmichael
author_sort S. Mahdi Hosseinian
collection DOAJ
description Where a consortium of contractors is involved, there exist no guidelines in the literature on what the outcome sharing arrangement should be. The paper addresses this shortfall. It derives the optimal outcome sharing arrangement for risk-neutral and risk-averse contractors within the consortium, and between the consortium and a risk-neutral owner. Practitioners were engaged in a designed exercise in order to validate the paper’s propositions. The paper demonstrates that, at the optimum: the proportion of outcome sharing among contractors with the same risk-attitude should reflect the levels of their contributions; the proportion of outcome sharing among contractors with the same level of contribu­tion should be lower for contractors with higher levels of risk aversion; a consortium of risk-neutral contractors should receive or bear any favourable or adverse project outcome respectively; and the proportion of outcome sharing to a con­sortium of risk-averse contractors should reduce, and the fixed component of the consortium fee should increase, when the contractors become more risk-averse or the level of the project outcome uncertainty increases. The paper proposes an original solution to the optimal sharing problem in contracts with a consortium of contractors, thereby contributing to current practices in contracts management. First published online: 14 Sep 2015
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spelling doaj.art-6cc9d71bb7f747b79064d1282d1fdfb62022-12-21T23:17:57ZengVilnius Gediminas Technical UniversityJournal of Civil Engineering and Management1392-37301822-36052016-05-0122510.3846/13923730.2014.914086Optimal outcome sharing with a consortium of contractorsS. Mahdi Hosseinian0David G. Carmichael1School of Civil and Environmental Engineering, The University of New South Wales, 2052 NSW Sydney, AustraliaSchool of Civil and Environmental Engineering, The University of New South Wales, 2052 NSW Sydney, AustraliaWhere a consortium of contractors is involved, there exist no guidelines in the literature on what the outcome sharing arrangement should be. The paper addresses this shortfall. It derives the optimal outcome sharing arrangement for risk-neutral and risk-averse contractors within the consortium, and between the consortium and a risk-neutral owner. Practitioners were engaged in a designed exercise in order to validate the paper’s propositions. The paper demonstrates that, at the optimum: the proportion of outcome sharing among contractors with the same risk-attitude should reflect the levels of their contributions; the proportion of outcome sharing among contractors with the same level of contribu­tion should be lower for contractors with higher levels of risk aversion; a consortium of risk-neutral contractors should receive or bear any favourable or adverse project outcome respectively; and the proportion of outcome sharing to a con­sortium of risk-averse contractors should reduce, and the fixed component of the consortium fee should increase, when the contractors become more risk-averse or the level of the project outcome uncertainty increases. The paper proposes an original solution to the optimal sharing problem in contracts with a consortium of contractors, thereby contributing to current practices in contracts management. First published online: 14 Sep 2015http://journals.vgtu.lt/index.php/JCEM/article/view/1366outcome sharingconsortiumcontractorsrisk attitudeutility functioncontribution
spellingShingle S. Mahdi Hosseinian
David G. Carmichael
Optimal outcome sharing with a consortium of contractors
Journal of Civil Engineering and Management
outcome sharing
consortium
contractors
risk attitude
utility function
contribution
title Optimal outcome sharing with a consortium of contractors
title_full Optimal outcome sharing with a consortium of contractors
title_fullStr Optimal outcome sharing with a consortium of contractors
title_full_unstemmed Optimal outcome sharing with a consortium of contractors
title_short Optimal outcome sharing with a consortium of contractors
title_sort optimal outcome sharing with a consortium of contractors
topic outcome sharing
consortium
contractors
risk attitude
utility function
contribution
url http://journals.vgtu.lt/index.php/JCEM/article/view/1366
work_keys_str_mv AT smahdihosseinian optimaloutcomesharingwithaconsortiumofcontractors
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