Differentiation of intelligence refers to changes in the structure of intelligence that depend on individuals' level of general cognitive ability (ability differentiation hypothesis) or age (developmental differentiation hypothesis). The present article aimed to investigate ability differentiation, developmental differentiation, and their…

Using a sample of college graduates from the NLSY97, we introduce a new approach to assessing wage benefits of STEM training, STEM jobs, and the match between the two: rather than classify individuals dichotomously as STEM or non-STEM, we measure the STEM-intensities of both their college coursework and their occupational requirements. While the…

The quality of the home environment, as a predictor, is related to health, education, and emotion outcomes. However, factors influencing the quality of the home environment, as an outcome, have been understudied--particularly how children construct their own environments. Further, most previous research on family processes and outcomes has…

Using data from the USA, the study demonstrates that an individual's completed years of schooling later in life is positively related to his/her frequency of religious attendance during youth. Using the propensity score matching technique, the study shows that this relationship is causal. This conclusion remains valid for youths of different…

There is scientific and popular dispute about whether there are sex differences in cognitive abilities and whether they are relevant to the proportions of men and women who attain high-level achievements, such as Nobel Prizes. A recent meta-analysis (Lynn, R., and Irwing, P. (2004). Sex differences on the progressive matrices: a meta-analysis.…

This article uses data from the National Longitudinal Survey of Youth to examine the relationship between service in the All Volunteer Force (AVF) military and educational attainment. Through the use of fixed-effects estimators, the author generated estimates of the effect of military service on the highest grade of school completed by men that…

A study used an existing data set to assess the predictive validity of the Armed Services Vocational Aptitude Battery (ASVAB) for civilian occupations. (The ASVAB is a multiple-aptitude test battery used by all military services to determine the qualifications of candidates for enlistment and assign enlistees to military occupations.) The…

The Department of Defense is developing norms for its Armed Services Vocational Aptitude Battery (ASVAB) and the newly created Interest Finder, a vocational interest inventory. The normative effort, called the 1997 Profile of American Youth (PAY97), will be undertaken as part of the Bureau of Labor Statistics' 1997 National Longitudinal Survey of…