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Journal of Educational Psychology
Journal of Educational Psychology
Editor: Panayiota Kendeou  
Supplemental Material for
Big-Fish–Little-Pond Effects on Ninth-Grade Students’ Mathematics and Language Self-Concepts: The Moderating Role of Cognitive Ability
Thea Klapp ORCID Icon, Jan-Eric Gustafsson ORCID Icon, and Stefan Johansson ORCID Icon
Journal of Educational Psychology, Vol. 117, No. 2, pp. 257–272


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