Firstborn children are set up for more academic and intellectual success, according to a new study that delved into nearly 40 years of data.
Today.com reported that firstborn babies and toddlers started scoring better on cognitive tests than their younger siblings at the same age, and the advantage continued through their lives.
The study was published in the Journal of Human Resources and based its findings on the Children of the National Longitudinal Survey of the Youth, which included information on thousands of Americans 14-21 years old who were interviewed several times starting in 1979.
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“First-time parents tend to want to do everything right and generally have a greater awareness of their interactions with and investments in the firstborn," co-author Jee-Yeon K. Lehmann, an economist at the Analysis Group in Boston, told "Today."