Cooperation has been characterized by informal trade-off and by attempts to establish reciprocity in the absence of rules (Mulford and Rogers 1982), although Gray (1989) states that this definition does not capture the dynamic evolutionary character of collaborative arrangements.

Source Of Description

Jankowski and Nyerges 2001, p. 50; Mulford and Rogers 1982, p. 13; Gray 1989, p 15

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Andrew Miller; Susan Crow

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2008-06-06T00:00:00Z ^^

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