Modeling complexity in economic and social systems

Trading Behavior and Excess Volatility in Toy Markets (M Marsili & D Challet) Percolation Models of Financial Market Dynamics (D Stauffer) Electrodynamical Model of Quasi-Efficient Financial Markets (K N Ilinski & A S Stepanenko) Multi-Agent Market Modeling of Foreign Exchange Rates (G Zimmermann et al.) Forecasting Price Increments Using an Artificial Neural Network (F Castiglione) Spectral Regularization, Data Complexity and Agent Behavior (A Ilyinsky) Technological Evolution: Dynamics of Economic and Technological Search Processes in Complex Adaptive Landscapes (W Ebeling et al.) New Results in a Self-Organized Model of Technological Evolution (A Arenas et al.) Ferms' Decision-Making Process in an Evolutionary Model of Industrial Dynamics (W Kwasnicki) Spatial Dynamics and Economic Growth: Modelling Migration and Economic Agglomeration with Active Brownian Particles (F Schweitzer) The Evolution of Industrial Clusters -- Simulating Spatial Dynamics (T Brenner & N Weigelt) The Growth Dynamics of German Business Firms (J Voit) A Dynamic Theory of a Firm: An Application of 'Economic Forces' (M Estola) Decision Processes: Adaptive Platform Dynamics in Multi-Party Spatial Voting (B M R Stadler) Subtle Nonlinearity in Popular Album Charts (R A Bentley & H D G Maschner) Dynamical Aspects in the Adoption of Agri-Environmental Measures (G Weisbuch & G Boudjema) Collective Choice and Mutual Knowledge Structures (D Richards et al.) Agent Societies: Evolutionary Study of Interethnic Co-Operation (V Kvasnicka & J Pospichal) Coalition Factor in the Evolution of Non-Kin Altruism (J-L Dessalles) Optimal Payoff Functions for Members of Collectives (D H Wolpert & K Tumer) A Day at the Beach: Human Agents Self-Organizing on the Sand Pile (H Ishii et al.).