Cialdini raamat
There is another reason as well. A person who violates the reciprocity rule by
accepting without attempting to return the good acts of others is disliked by the so-
cial group. The exception, of course, occurs when a person is prevented from re-
payment by reasons of circumstance or ability. For the most part, however, there is
a genuine distaste for an individual who fails to conform to the dictates of the re-
ciprocity rule (Wedekind 8{ Milinski, 2000).2 Moocher and ingrate are unsavory
labels to be scrupulously shunned. So undesirable are they that people will some-
times agree to an unequal exchange in order to dodge them.
In combination, the reality of internal discomfort and the possibility of exter-
nal shame can produce a heavy psychological cost. When seen in the light of this
cost, it is not so puzzling that, in the name of reciprocity, we will often give back