I offer a selective review of discounting and climate policy. Analytic and numerical models show that different …, affects the role of discounting. I argue that the assertion that the risk of catastrophic damage overwhelms discounting is … unfounded. I show that the claim that we “view the world in perspective” implies hyperbolic rather than constant discounting. …

)actions, the more weight they receive. If uncertainty is endogenous to the decision process, the new rationale for discounting will …

assumption of (intertemporal) risk neutrality reduces the growth effect in social discounting and significantly amplifies the …

possibly millennia to the future. To reconcile the discounting of such far-distant impacts and realism of the shorter …

resolution of risk, (iii) show different discounting formulas depending on the magnitude of risk and on the timing of its …

studies. Discounting reduces present-value leakage as global emissions are delayed. Containing climate change requires future …