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Complex-systems research is becomingly increasingly data-driven, particularly in the social and biological domains. Many of the systems from which sample data are collected feature structural heterogeneity at the mesoscopic scale (i.e. communities) and limited inter-community diffusion. Here we...
Persistent link: https://www.econbiz.de/10011424329
Many collective human activities, including violence, have been shown to exhibit universal patterns1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19. The size distributions of casualties both in whole wars from 1816 to 1980 and terrorist attacks have separately been shown to...
Persistent link: https://www.econbiz.de/10011424350
Economics
Persistent link: https://www.econbiz.de/10009432035
We re-examine the Lewis undermigration by studying a two-sector model in which there is a trade-off between higher productivity in the modern sector and better information in the traditional sector. The consequent presence of well-functioning local insurance markets in the traditional sector and...
Persistent link: https://www.econbiz.de/10009472202
We examine the interactions between different institutional arrangements in a general equilibrium model of a modernizing economy. There is a modern sector, where productivity is high but information asymmetries are large, and a traditional sector where productivity is low but information...
Persistent link: https://www.econbiz.de/10009472577