"what goes around comes around." this adage characterizes kohl berg's "individualism, instrumental purpose, and exchange" stage.
Individualism, instrumental purpose, and exchange refers to the second phase of Kohlberg's hypothesis. At this stage, people seek after their own advantages yet in addition let others do likewise. In this way, what is correct includes an equivalent exchange. Individuals are pleasant to others with the goal that others will be decent to them consequently.