Experimental design problems and Nash equilibrium solutions -- A Variational Approach to the Evolutionary Financial Equilibrium Problem with Memory Terms and Adaptive Constraints -- Robustness of sign correlation in market network analysis -- Two Classes of Games on Polyhedral Sets in Systems Economic Studies -- Densely Entangled Financial Systems -- Sigmoid Data Fitting by Least Squares Adjustment of Second and Third Divided Differences -- Financial Modeling under Multiple Criteria -- Agent-based Models of Stock Exchange: Analysis via Computational Simulation -- Network Centrality and Key Economic Indicators: A Case Study -- Network structures uncertainty for different markets -- Complexity Analysis and Systemic Risk in Finance: Some Methodological Issues -- A Dynamic Network Economic Model of a Service-Oriented Internet with Price and Quality Competition -- European Business Cycle Synchronization: A Complex Network Perspective -- A Novel Banking Supervision Method using the Minimum Dominating Set