This report provides a comprehensive overview of climate cost modelling, from the perspective of damage costs and mitigation costs respectively. It also provides guidance for policymakers on which framework shall be used to derive climate costs for different policy objectives. For both...

The higher our aspirations, the higher the probability that we have to adjust them downwards when forming more realistic expectations later on. This paper shows that the costs induced by high aspirations are not trivial. We first develop a theoretical framework to identify the factors that...