Usually in the monocentric city models, the spatial patterns of segregated ethnic groups are assumed to be ring-shaped, while early in the 1930ies, Homer Hoyt showed, that wedge-shaped areas predominate empirically. After Rose-Ackerman's discussion of the influence of aversion one group of...

Social segregation in cities takes place where different household groups exist and when, according to Schelling, their location choice either minimizes the number of differing households in their neighbourhood or maximizes their own group. In this contribution an evolutionary simulation based...

Shipping conferences have for years been under heavy attacks from developing countries. It was with a view to finding out whether there was any justification for these grievances that the HWWA-Institut für Wirtschaftsforschung — Hamburg (The Hamburg Institute for International Economics)...

This paper examines whether decisions at the core of international security politics, namely decisions on the deployment of military forces, have undergone a process of politicization. It is guided by two interrelated questions, namely a) whether deployment decisions have been politically...