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General Intelligence and Specific Cognitive Abilities in Adolescence: Tests of Age Differentiation, Ability Differentiation, and Their Interaction in Two Large Samples
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Breit, Moritz; Brunner, Martin; Preckel, Franzis – Developmental Psychology, 2020
Differentiation of intelligence refers to changes in the structure of intelligence that depend on individuals' level of general cognitive ability (ability differentiation hypothesis) or age (developmental differentiation hypothesis). The present article aimed to investigate ability differentiation, developmental differentiation, and their…
Descriptors: Intelligence, Cognitive Ability, Adolescents, Age Differences
Intelligence, Income, and Education as Potential Influences on a Child's Home Environment: A (Maternal) Sibling-Comparison Design
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Hadd, Alexandria Ree; Rodgers, Joseph Lee – Developmental Psychology, 2017
The quality of the home environment, as a predictor, is related to health, education, and emotion outcomes. However, factors influencing the quality of the home environment, as an outcome, have been understudied--particularly how children construct their own environments. Further, most previous research on family processes and outcomes has…
Descriptors: Family Environment, Child Development, Family Income, Educational Attainment