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Why and how identity should influence utility
Wichardt, Philipp C., (2007)
Cooperation as self-interested reciprocity in the Centipede
Farina, Francesco, (2008)
The evolution of strong reciprocity
Bowles, Samuel, (2000)
A theory of reciprocity
Falk, Armin, (2001)
Living in two neighborhoods : social interactions in the lab
Falk, Armin, (2003)
Living in two neighborhoods : social interactions in the LAB