Reciprocity. Generalised and Negative. Gift trade. Kula exchange. Potlatch Kwakiutl. Bonding economy balance relationships. Modern markets have negative exchange for tribals.
Administered tradepoint formal relationship and complex societies.
Market trade. Tribal markets Pushkar fair. Dhorai bastar market study a gellner. May be exploited outsiders.
Today entering digital world Amazon India.
Barter
Usually with outsiders with equal valued objects
Johnson 3 features.
Always two or more individuals or groups involved
No medium of exchange like money
Part is concerned with just equivalence of value
Types
Silent water point without talking. Between pygmies of ituri forest and powerful Bantu neighbours. Also done with tribes that are not to be contacted. Hidden trade.
Open barter. Nilgiri Tamilnadu. Kota medicine man. todas pastoralists. kurumbas artisans. Badagas agri.