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Peer reviewedMarsh, Herbert W.; Ayotte, Violaine – Journal of Educational Psychology, 2003
Evaluates theory and methodology underlying previous tests of the developmental proposal that self-concept becomes increasingly multidimensional with age. Develops and provides strong support for a new differential distinctiveness hypothesis, demonstrating that increasing distinctiveness--substantial age-related declines in correlations among…
Descriptors: Age Differences, Correlation, Foreign Countries, Models
