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IQ Gains in Argentina between 1964 and 1998
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Flynn, James R.; Rossi-Case, Lilia – Intelligence, 2012
The literature on IQ gains in Latin America is sparse. We estimate gains on Raven's Progressive Matrices in the city of La Plata (Argentina) between 1964 and 1998. The gains are robust at the top of the curve as well as at the bottom. Therefore, they are contrary to the hypothesis that nutrition played a major role in recent Argentine IQ gains.…
Descriptors: Intelligence Quotient, Nutrition, Change, Test Norms