This paper investigates whether chronic stress and acute physiological responses to competitive stress can explain individual and gender differences in competitiveness. We measure individuals' autonomic nervous system activity in a resting state as well as under non-competitive and competitive...

This paper analyzes how apprenticeship training, i.e., work-based secondary education, affects personality traits compared to full-time school-based vocational or general education. Employing an instrumental variable approach that exploits the regional differences in the relative weight of...

This paper emphasises a potential purely selfish motivation for behavioural altruism. It is based on personal status seeking and the observation that individual status derives also from the groups the individual identifies with. Altruistic behaviour within the group, then, can be rationalised as...

Adolescent fertility in low- and middle-income countries presents a severe impediment to development and can lead to school dropout, lost productivity, and the intergenerational transmission of poverty. However, there is debate about whether adolescent pregnancy is a problem in and of itself or...

This paper examines the state, drivers and, consequently, the impacts of agricultural mechanization in eleven countries in Africa. Using representative multistage stratified household survey data and robust analytical approaches, findings show light hand-held tools and equipment remain the main...

We study how the work effort and output of non-migrants in a village economy are affected when a member of the village population migrates. Given that individuals dislike low relative income, and that migration modifies the social space of the non-migrants, we show why and how the non-migrants...

There are prospective Projects that can provide significant development for the further development of civilization.The first Project introduces a classification of the individual person behavior, on the basis of which the behavior of groups of people (including hierarchically structured ones)...

This study investigates the predictive power of self-control for individuals and their children using population representative data. We use the well-established Brief Self-Control Scale to demonstrate that people's trait self-control is highly predictive of their life outcomes. Higher...

Career decisions, that is educational and occupational choice, are not only made by comparing expected incomes, but also by considering non-monetary rewards like social impact, chances of promotion, or the compatibility of work and family. In this paper, I use rich panel data from Germany to...

Government subsidies to higher education have recently become a hot button political issue. But what if the federal government doesn't actually subsidize higher education, but rather, taxes it? This article gauges efficient investment levels based on marginal rates of return relative to other...