Older and wiser? : birth order and IQ of young men
Working paper
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Date
2007-08Metadata
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- Discussion papers (SAM) [658]
Abstract
While recent research finds strong evidence that birth order affects children’s outcomes
such as education and earnings, the evidence on the effects of birth order on IQ is
decidedly mixed. This paper uses a large dataset on the population of Norway and
focuses on the effect of birth order and family size on IQ, an outcome not previously
available in datasets of this magnitude. Importantly, we find a strong and significant
effect of birth order on IQ, and our results suggest that earlier born children have higher IQs.
Publisher
Norwegian School of Economics and Business Administration. Department of EconomicsSeries
Discussion paper2007:20