176 citations · 177 across the 3 of their papers we have counts for
5 papers
Measuring productivity dispersion: a parametric approach using the Lévy alpha-stable distribution
Jangho Yang, Torsten Heinrich, Julian Winkler +3
It is well-known that value added per worker is extremely heterogeneous among firms, but relatively little has been done to characterize this heterogeneity more precisely. Here we…
A simulation of the insurance industry: The problem of risk model homogeneity
Torsten Heinrich, Juan Sabuco, J. Doyne Farmer
We develop an agent-based simulation of the catastrophe insurance and reinsurance industry and use it to study the problem of risk model homogeneity. The model simulates the balanc…
Stability analysis of financial contagion due to overlapping portfolios
Fabio Caccioli, Munik Shrestha, Cristopher Moore +1
Common asset holdings are widely believed to have been the primary vector of contagion in the recent financial crisis. We develop a network approach to the amplification of financi…
Heterogeneity, correlations and financial contagion
Fabio Caccioli, Thomas A. Catanach, J. Doyne Farmer
We consider a model of contagion in financial networks recently introduced in the literature, and we characterize the effect of a few features empirically observed in real networks…
The Role of Design Complexity in Technology Improvement
James McNerney, J. Doyne Farmer, Sid Redner +1
We study a simple model for the evolution of the cost (or more generally the performance) of a technology or production process. The technology can be decomposed into component…