Global public good provision (e.g. environmental quality) confronts us with problems demanding both national and international co-operation. However among sovereign nations reaching agreement on mutual public good provision is difficult. Slowing down global warming is just one example. Due to...

The diffusion of greenhouse gases in the earth atmosphere confronts us with problems demanding both national and international cooperation. For every single state it is attractive that other countries commit themselves to climate protection whereas the own state - using the free-rider-strategy -...

"Negotiation as a search for justice" – the title of a paper of Zartman and colleagues in 1996 brought it to the point: Justice issues seem to be a crucial aspect within conflict and conflict management – on a theoretical level as well as in practice. Justice is highly relevant in all phases...

Within conflict management as well as in organizational psychology the crucial impact of different aspects of perceived (in)justices, e.g. with regard to distributive decisions or to decision procedures, has been demonstrated in many studies (e.g. Mikula & Wenzel, 2000; Montada, 2003; Nowakowski &...

Voluntary cooperation is essential for organizations. Within psychology its explanation is settled in the fields of prosocial behavior and of cooperation in social dilemmas. In addition, this paper draws on another field with strong parallels, namely research on Organizational Citizenship...