FMEC: Overview and Interpretation.- Policies.- Practical Contract Storage, Checking, and Enforcement for Business Process Automation.- Legitimacy Checking in Communicative Workflow Design.- CANDID Specification of Commercial and Financial Contracts: A Formal Semantics Approach to Knowledge Representation, Part I: Syntax & Formal Semantics of CANDID.- CANDID Specification of Commercial and Financial Contracts: A Formal Semantics Approach to Knowledge Representation, Part II: Formal Description of Economics Actors and Objects.- CANDID Specification of Commercial and Financial Contracts: A Formal Semantics Approach to Knowledge Representation, Part III: CANDID Specification of Financial Concepts.- Performatives, Performatives Everywhere but Not a Drop of Ink.- EDI, XML, and the Transparency Problem in Electronic Commerce.- Applications.- Designing Control Mechanisms for Value Exchanges in Network Organisations.- Sim-I-Space: An Agent-Based Modelling Approach to Knowledge Management Processes.- Communication.- On Representing Special Languages with FLBC: Message Markers and Reference Fixing in SeaSpeak.- A Note on Modelling Speech Acts as Signalling Conventions.- Dynamic Conversation Structures: An Extended Example.- Agents and Strategic Interactions.- Investigating the Value of Information and Computational Capabilities by Applying Genetic Programming to Supply Chain Management.- Multi-Agent Simulation of Financial Markets.- Adaptive Agents in Coalition Formation Games.- On Learning Negotiation Strategies by Artificial Adaptive Agents in Environments of Incomplete Information.- A Note on Strategic Learning in Policy Space.- Learning and Tacit Collusion by Artificial Agents in Cournot Duopoly Games.- A Note on Working Memory in Agent Learning.- Investigations of Granularity and Payoffs in 2x2 Games under Replicator Dynamics.