摘要: Recent modelling of the costs and benefits climate change has renewed debate regarding assumptions for social discount rate in analysing impacts environmental change. Previous literature suggests two key factors influence estimates rate: pure time preference elasticity marginal utility future consumption. These components reinforce linkages between choice intergenerational distribution. This paper addresses question relationship equity promotes application distributional weights as a means incorporating preferences policy analysis. Intergenerational equity-adjusted rates are derived decomposing aspect rate. The work significant implications projects with long frames given sensitivity Cost Benefit Analysis outcomes to decisions