We employ a standard identification strategy from the peer effects literature to investigate the importance of network definitions in estimation of endogenous peer effects. We use detailed information on friends in the Adolescent Longitudinal Health Survey (Add Health) to construct two network...

We analyze the impact of adolescents' friendship relations in their final-year class of high school on subsequent labor market success. Based on a typology of network positions we locate each student within the social system of the school class as either: an isolate, a sycophant, a broker or a...

We analyze the impact of adolescents' friendship relations in their final-year class of highschool on subsequent labor market success. Based on a typology of network positions we locateeach student within the social system of the school class as either: an isolate, a sycophant,a broker or a...

This paper agrees that a suitably generalized Darwinism may help understand socioeconomic change, but finds the most publicized generalization by Hodgson and Knudsen unsuitable. To do better, it generalizes the extension of Neo-Darwinism into evolutionary developmental biology ("evo-devo"),...

Ziel des vorliegenden Artikels ist es, zum ersten obige Argumentation einer generellen Kritik zu unterziehen; zum zweiten aber auch ihre mögliche Relevanz für den Fall der Bundesrepublik Deutschland zu prüfen. Beides geschieht vor dem Hintergrund der Frage, ob die Sozialisationsfunktion von...

We analyze students' knowledge and risk perception of four technologies. The aim is to find out whether there is a relationship between area of study (self-selection) and progress of study (socialization) on the one hand and risk perception of technologies regarding health, environment and...