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PIARC (World Road Association), founded in 1909 and comprising 125 member governments from all over the world, is the global forum for exchange of knowledge and experience on roads, road transport policies and practices. With consultative status to the Economic and Social Council of the United Nations, the Association is contributing to a stable and sustainable global development of the road and transport sector.

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Term of the Road Dictionary


  • Language : PIARC Road Dictionary / English
  • Theme : Operations Transport Sustainable Transport
  • Definition : Factor by reference to which a decision is taken. Notes: 1. Cost-benefit may be used as the sole criterion. In other cases, multicriteria analysis may be carried out, possibly incorporating cost-benefit as one of the criteria. 2. Decision-making criteria are often broken down into monetized criteria and non-monetized criteria.