There is a phenomenon contributing to the current pattern of alcohol consumption among youngsters in Spain known as "botellon". From research financed by the National Plan on Drugs (2004-2007), data of 6009 youngsters (14-25 years old) were collected from three Spanish cities. Only individuals who engage in intensive consumption of alcohol (n = 2807) have been included. The purpose of this work...

Objective: This study explores the influence of pop-up advertisements on youngsters' purchases, focusing how these ads webpages determine purchase intent. The purpose this research is to investigate effectiveness in creating awareness, enhancing recall, and ultimately driving impulsive buying behavior among youngsters, who frequently engage with social media other websites. Theoretical framewor...

The novel Influenza A (H1N1) virus is attacking the world in 2009. Among others, campuses in China, particularly most university/college campuses for bachelor students, are at-risk areas where many susceptible youngsters live. They most likely interact with each other quite often in dormitories, classrooms and refectories. We model the pandemic influenza A (H1N1) transmission through campus con...

Most research on the prevalence, determinants and variations of violence and delinquency among youngsters is conducted in Western societies. This multilevel study is set in the Netherlands Antilles (NA) and aims to build up prognostic multilevel models as a basis for targeted crime prevention in a non-western area. Data were collected from a sample of adolescents in the NA. Non-hierarchical and...

Children and Parents Time Use: Empirical Evidence on Investment in Human Capital in France, Italy and Germany We analyze a mechanism that has been disregarded in the literature on parental investment in children, as little attention has been devoted to the choices made by children themselves. We model directly time use by youngsters into activities related to the acquisition of human capital, c...

The notion of a surface is a very classical one in technology, art and the natural sciences. Just to name a few examples, the roof of a building, the body of string instrument and the front of a wave are all, at least in idealized form, surfaces. In mathematics their use is very old and very well developed. A very special class of (mathematical surfaces), given by particularly nice equations, a...