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. Author manuscript; available in PMC: 2022 Jul 29.
Published in final edited form as: Behav Res Methods. 2021 Apr;53(2):874–897. doi: 10.3758/s13428-020-01386-4

Fig. 4:

Fig. 4:

Illustrated scheme of the delay discounting (DD) task. On each trial, a participant is asked to choose between two options, a smaller-sooner (SS) option on the left and a larger-later (LL) option on the right. The dotted lines and arrows indicate the design variables of the task to be optimized.