Elasticity of demand
Byyvaar series on paper, Newburgh, NY, 2022
Exchanging things with other people in order to gain a mutual benefit seems to be a normal way to be in life.
Reciprocity can be negative, balanced, or generalized and it has a few obvious benefits.
The socialization process is an important role in the development of this need to reciprocate.
In cultural anthropology, it is the basis of most non-market economies.
Since virtually we live in some kind of society and we have at least a few possessions, reciprocity is now common to every culture.