A well documented observation is that consumers (and also firms) use high implicit discount rates when deciding about energy conservation investments. This fact is almost universally labelled a 'market failure', which in turn has led many analysts (most famous Amory Lovins) to argue for either...

This paper investigates how uncertainty affects the optimal intertemporal accumulation of a stock externality using CO2 emissions and the greenhouse effect as a topical pars pro toto. More precisely, the evolution of the future temperature is assumed to follow an Ito-process with the drift...