Figure 1.
Examples of the stimuli used in natural, built, and geometric conditions.
Examples of the stimuli used in the natural (left stimuli), built (center stimuli) and geometric (right stimuli) conditions.
Figure 2.
Schematic diagram of potential progression of first three trials of choice procedure.
Schematic diagram of the possible outcomes based on participant choice of the smaller sooner or larger later reward for the first three trials of the delay discounting procedure.
Figure 3.
Median indifference points as a function of delay.
The median indifference points as a function of delay (months) for natural (circles), geometric (squares), and built (triangles) conditions. Lines show the best fit of Equation 1 to the median indifference points.