Does Collaboration Pay?- Why Do Firms Exist?- The "Win-Continue, Lose-Reverse" Rule in Cournot Oligopolies -- Organizational Change for Its Own Sake?- Best Practices in Programming Agent-Based Models in Economics and Finance -- Building Artificial Economies -- Spontaneous Segregation of Agents Across Double Auction Markets -- The J-Curve and Transaction Taxes -- Insights from an Artificial Stock Market -- What Is the Impact of Heterogeneous Knowledge About Fundamentals on Market Liquidity and Efficiency -- An Agent Based Propagation Model of Bank Failures -- Direct vs. Side Effects in Financial Contagion -- Saudis and Expats - an Agent-Based Model of the Saudi Arabian Labor Market -- Forbidding Fixed Duration Contracts -- Shadow Economy and Wealth Distribution -- Distribution Effects of Extortion Racket Systems -- Impacts on Stability of Interdependencies Between Markets in a Cobweb Model -- Detecting Key Variables in System Dynamics Modelling by Using Social Network Metrics -- Trade-in Programs in the Context of Technological Innovation with Herding -- Evaluating Scenarios for Upgrading Sustainability of the Meat Supply Chain.