Arrow, Kenneth J., Cropper, Maureen, Gollier, Christian, Groom, Ben, Heal, Geoffrey, Newell, R., Nordhaus, William D., Pindyck, R., Pizer, W., Portney, P., Sterner, Thomas, Tol, R. and Weitzman, Martin L. (2014) Should governments use a declining discount rate in project analysis? Review of Environmental Economics and Policy, 8. pp. 145-163.