Optimal Discount Rates for Government Projects

Discount rates for long - term projects

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Explorer Discount rates for long - term projects

General rights Copyright for the publications made accessible via the Edinburgh Research Explorer is retained by the author(s) and / or other copyright owners and it is a condition of accessing these publications that users recognise and abide by the legal requirements associated with these rights. Take down policy The University of Edinburgh has made every reasonable effort to ensure that Edin...

Against High Discount Rates

In the economics of climate change, the future benefits of greenhouse gas emissions abatement are commonly discounted at a rate equal to the long-run return on corporate stocks, which averaged 6% per year during the 20 century. Since a 6% discount rate implies that one dollar of benefits obtained one century from the present attains a present value of less than one cent, this method implies tha...

Declining Discount Rates Maureen

In this paper we ask whether the US government should replace its current discounting practices with a declining discount rate schedule, as the UK and France have done, or should continue to discount the future at a constant exponential rate. To address the question, we briefly present the theoretical basis for a declining discount rate (DDR) schedule, but focus on how, in practice, a DDR could...

Discount Rates and Sustainability