This paper introduces the concept of categorizing the amount and speed of a discounting procedure in order to generate … well-characterized families of procedures for use in social project evaluation. Exponential discounting isolates the … discounts the future. We propose geometrical- and time horizon-based measures of how rapidly a procedure acquires its ultimate …

discounting always fulfills the criterion of responsibility. Discounting may be responsible to a certain extent if sustainability … is feasible. If sustainability is not feasible, discounting is not responsible. … discounting always fulfills the criterion of responsibility. Discounting may be responsible to a certain extent if sustainability …