Large Interactive Economies -- Modeling a Large Number of Agents by Types: Models as Large Random Decomposable Structures -- An ABM-Evolutionary Approach: Bilateral Exchanges, Bargaining and Walrasian Equilibria -- A Genetic Algorithms Approach: Social Aggregation and Learning with Heterogeneous Agents -- Structure and Macroeconomic Performance: Heterogeneous Firms and Financial Fragility -- Firms Interaction and Technological Paradigms -- Can Catastrophe Theory Become a New Tool in Understanding Singular Economies? -- Pretopological Analysis on the Social Accounting Matrix for an Eighteen-Sector Economy: The Mexican Financial System -- Firm Creation as an Inductive Learning Process: A Neural Network Approach -- Agent-Based Environments: A Review -- Econometrics and Time Series -- Smooth Transition Models of Structural Change -- Fraction-of-Time Approach in Predicting Value-at-Risk -- Spectral Analysis for Economic Time Series -- Policy Analysis Using a Microsimulation Model of the Italian Households -- Validating a Dynamic Microsimulation Model of the Italian Households -- Recent Advances in Micromodeling: The Choice of Retiring -- Applied Econometrics Methods and Monetary Policy: Empirical Evidence from the Mexican Case -- Themes of Growth and Development -- Environmental Policy Options in the Multi-Regimes Framework -- An Empirical Analysis of Growth Volatility: A Markov Chain Approach -- New Measurement Tools of the External-Constrained Growth Model, with Applications for Latin America -- The Fractal Structure, Efficiency, and Structural Change: The Case of the Mexican Stock Market -- Processes of Evolutionary Self-Organization in High Inflation Experiences -- Semi-Infinite Programming: Properties and Applications to Economics.