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IJE Advance Access originally published online on April 6, 2009
International Journal of Epidemiology 2009 38(3):744-745; doi:10.1093/ije/dyp154
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Published by Oxford University Press on behalf of the International Epidemiological Association © The Author 2009; all rights reserved.

Commentary: Will the ‘Long Arm of the Family’ have legs?

Janet Currie

Department of Economics, Columbia University, New York, NY, USA.

E-mail: janet.currie@columbia.edu.

Accepted 9 February 2009

The first 10% of the full text of this article appears below.

Modin and Fritzell exploit an amazing Swedish data set that links grandparent and parent earnings to the cognitive test scores and body mass index (BMI) of young men who were conscripted to the military at ~18 years of age.1 Their main finding is that even after controlling for a parent's earnings, grandfather's earnings are predictive of the young men's outcomes. In fact, for BMI, grandfather's earnings are found to be more important than parent's earnings, which is quite remarkable. Moreover, grandfather's earnings are especially important in families in which the grandfather was poor. Grandmother's earnings are not generally . . . [Full Text of this Article]


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