Identity in work groups : the beneficial and detrimental consequences of multiple identities and group norms for collaboration and group performance / Naomi Ellemers, Floor Rink -- The effects of status and group membership modeled in a graph-theoretic setting / Christopher Barnum -- Politicized...

This paper tests social identity theory with respect to individuals' self-identification behavior. We report results from a laboratory experiment in which subjects choose their group membership, which is interpreted as decision to identify with the respective group. Inducing a trade-off between...