Reciprocity is negative reciprocity when, as in the case of barter, a person expects to get paid back immediately.
Reciprocity is a characteristic (along with redistribution) of non-capitalist societies based not on market exchange.
Reciprocity is symmetrical reciprocity when someone expects a fair and tangible return at some point.
Reciprocity is the idea that people often respond to a positive action or gift by providing something in return.
Reciprocity is in the object itself. The object is not inactive but is invested with life. It seeks to return to its place of origin after it has been given away.
Reciprocity is general reciprocity when there is uninhibited sharing or giving without expecting anything in return and where one gets only the satisfaction of giving.
Reciprocity is representative of a logical superiority that makes it more suitable for the understanding of higher, biological and social phenomena than is unidirectional causality.
Reciprocity is the completion of the division of actuality which proves to be the notion. It is the grasping of the thing at the point where cause/effect, action/reaction/ possibility/necessity have completely merged with one another. It is sometimes called 'interaction'.