The purpose of this study is to evaluate the relationships between serum free fatty acids (FFA) and zinc, and attention deficit hyperactivity disorder (ADHD). Forty eight children with ADHD (33 boys, 15 girls) were included in the patient group and 45 healthy volunteer children (30 boys, 15 girls) constituted the control group. The mean serum FFA level in… (More)
Ugly Criminals " I am too ugly to get a job " A Miami man's statement in 2003 as to why he committed robberies.
v Dedication  We dedicate this work to the memory of Mary Culkin and Leslie Phillipsen. These two outstanding women were integral members of our research team from its inception. Through their brilliant and caring work, they helped improve the lives of children today and of future generations as well. We miss them greatly. /
This paper presents a new, dynamic economic model of criminal activity. Individuals are endowed with legal and criminal human capital. Potential incomes in legal and criminal sectors depend on the level of the relevant human capital, the rate of return, and random shocks. Human capital can be enhanced by participating in both sectors. Legal human capital… (More)
Using data from the U.S. National Longitudinal Study of Adolescent Health, this chapter investigates the impact of individual drug use on robbery, burglary, theft, and damaging property for juveniles. Using a variety of fixed-effects models that exploit variations over time and between siblings and twins, the results indicate that drug use has a significant… (More)
This Discussion Paper is issued within the framework of IZA's research area Mobility and Fexibility of Labor. Any opinions expressed here are those of the author(s) and not those of the institute. Research disseminated by IZA may include views on policy, but the institute itself takes no institutional policy positions. The Institute for the Study of Labor… (More)
Infantile-onset megalencephalic leucoencephalopathy (IML) is a recently recognized autosomal recessive white matter disorder. Unlike other megalencephalic leucoencephalopathies, in patients with IML a mild clinical course, a slowly progressive delay in motor development and mild mental deterioration are typical. We report on two affected siblings who have… (More)