An eight-item scale measuring the degree to which belonging to a particular social group is important, central, and valued as part of a person's self-concept. Items assess importance, centrality, personal relevance, commitment, connectedness, tie strength, and personal value of the group identity.
Trudel, R., Argo, J. J., & Meng, M. D. (2016). The recycled self: Consumers' disposal decisions of identity-linked products. Journal of Consumer Research, 43(2), 246–264.
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