Scientific journal paper Q1
The effects of ingroup and outgroup homogeneity on ingroup favouritism, stereotyping and overestimation of relative ingroup size
Bernd Simon (Simon, B.); Pawel Mlicki (Mlicki, P.); Lucy Johnston (Johnston, L.); António Caetano (Caetano, A.); Miroslaw Warowicki (Warowicki, M.); Ad Van Knippenberg (Knippenberg, A.); Richard Deridder (Deridder, R.); et al.
Journal Title
European Journal of Social Psychology
Year (definitive publication)
1990
Language
English
Country
Netherlands
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Abstract
An experiment (n = 61) investigated the effects of ingroup and outgroup homogeneity on ingroup favouritism, stereotyping and the overestimation of relative ingroup size. As predicted, outgroup homogeneity was conducive to ingroup favouritism. Ingroup homogeneity, however, failed to influence ingroup favouritism. Also unexpectedly, asymmetry in group homogeneity — irrespective of whether the ingroup or the outgroup was the more homogeneous group — led to pronounced stereotyping of both groups and to the overestimation of relative ingroup size.
Acknowledgements
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Keywords
  • Psychology - Social Sciences