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Jerome Kagan, Howard A. Moss, Irving E. Sigel, Psychological Significance of Styles of Conceptualization, Monographs of the Society for Research in Child Development, Vol. 28, No. 2, Basic Cognitive Processes in Children: Report of the Second Conference Sponsored by the Committee on Intellective Processes Research of the Social Science Research Council (1963), pp. 73-112
Kagan et al. (Tue,) studied this question.