Showing 1 - 5 of 5
This paper studies international migration from a complex-network perspective. We define the international-migration network (IMN) as the weighted-directed graph where nodes are world countries and links account for the stock of migrants originated in a given country and living in another...
Persistent link: https://www.econbiz.de/10010328621
The idiosyncratic (microscopic) and systemic (macroscopic) components of market structure have been shown to be responsible for the departure of the optimal mean-variance allocation from the heuristic 'equally-weighted' portfolio. In this paper, we exploit clustering techniques derived from...
Persistent link: https://www.econbiz.de/10013205376
organizations literature. Recent writings have tended to offer modularity as, at least, a partial solution to this design problem …. Two unifying themes characterize the extant literature on modularity. The first addresses the contingencies under which … modularity wherein the focus is on the advantages that modular design structures have over their integrated counterparts. However …
Persistent link: https://www.econbiz.de/10010328422
Marengo and the second author have developed in the last years a geometric model of social choice when this takes place among bundles of interdependent elements, showing that by bundling and unbundling the same set of constituent elements an authority has the power of determining the social...
Persistent link: https://www.econbiz.de/10010328485
non linear. Design modularity is also positively associated with the performance of the project. …
Persistent link: https://www.econbiz.de/10010328599