Final answer:
The Kula, Moka, and Potlatch are examples of exchange among social equals, characterized by gift-giving and redistribution of wealth, and are significant in certain indigenous societies, particularly in the Pacific Northwest.
Step-by-step explanation:
The Kula, Moka, and Potlatch are all forms of ceremonial exchange and social practices that reinforce social ties among communities or social equals. They are particularly well-documented among certain indigenous societies and illustrate complex systems of gift-giving, competitive feasting, and redistribution of wealth which are not related to primates or typical kinship patterns but are about maintaining and establishing social hierarchies and relationships within human societies.
The practice of Potlatch, for instance, is extensively observed in the Pacific Northwest, where it functions as a social-political ceremony celebrating significant events and demonstrating the host's status and wealth. These events help establish and reinforce power through the exchange of gifts, often in a competitive demonstration of generosity and wealth distribution.