Improving multi-actor production, inventory and transportation planning through agent-based optimization.- e-Sourcing Clusters in Network Economy.- Formalization and verification of knowledge management in digital economy.- Agent-based Artificial Immune Systems (ABAIS) for Intrusion Detections: Inspiration from Danger Theory.- Enhancing security of e-commerce software using multi-agent systems.- Conceptual Ontology Intersection for Mapping and Alignment of Ontologies.- Implications and solution for high-speed business architecture.- Mathematical Models of Automated Auctions.- Generating B2C Recommendations Using a Fully Decentralized Architecture.- Simulation analysis using multi-agent systems for generalized matching pennies games.