Recent advances in brain research have provided new evidence thatearly experience matters and have greatly increased interest in theeffects of early childhood interventions on outcomes for children. Thispaper reviews what is now known about the potential benefits andpotential ill effects of...

Von dem vierten Gesetz für moderne Dienstleistungen am Arbeitsmarkt (Hartz IV), das mit dem 1. Januar 2005 in Kraft trat, erhoffte sich der Gesetzgeber eine Stärkung der Anreize, Arbeit anzubieten. Dieser Aufsatz analysiert die Beschäftigungswirkungen einer Senkung staatlicher...

Regular annual studies made by the Office of National Statistics in the UK areintended to show how far taxing household incomes and giving benefits in cash andkind to households redistributes income from rich to poor. The first attempt to do thisin the UK was made by Tibor Barna for the year...

Families with disabled children are susceptible to poverty because low incomeis compounded by high costs. Combing caring with employment is extremelydifficult, so families are heavily reliant upon benefits. But do disability benefitsprovide financial security for families who are susceptible to...

This paper reviews the stylized facts regarding the levels of human capital investments and the returnsto those investments in developing countries. These returns are substantial and are pervasive acrossdemographic groups. Returns are comparable between men and women and between urban and...

Kundenorientierung, Schnittstellen, neue Medien- und Kommunikationssysteme, private Haushalte, Benutzeroberflächen, Oberflächenkern, Ungewißheit, Vertrauen. Durch den Einsatz neuer Medien- und Kommunikationstechniken verlagert sich die Kundenschnittstelle in private Haushalte. Für...

Netzwerke sind zum Inbegriff flexibler und wettbewerbsfähiger Organisationsformen geworden.(...) Um Netzwerke handelt es sich nur dann, wenn die Zusammenarbeit der Netzwerkunternehmen zu Ressourceninterdependenzen führt.(...)

Open source software production is a highly successful innovation model. But it is, by far, not a singular case but rather one example of "virtual communities of innovation". The purpose of this paper is to inquire under which conditions the new innovation model might work in general...

We examine the degree of trust and reciprocity in an experimental trust game with 662 participants from six different age groups, ranging from 8 year old primary school children to retired persons in their late sixties. (...)

This paper shows, that after observing the investment decisions by firm owners their employees can engage in costly training, thus increasing their general and firm-specific productivity, which also depends on capital endowment...