Editorial
Editorial
Lucia Pavlikova, Beat F. Schmid, Wolfgang Maass and Jörg P. Müller

Preface
Preface to the Special Section on Software Agents
Wolfgang Maass and Jörg P. Müller

Research Paper - Special Issue
The 2001 Trading Agent Competition
Michael P. Wellman, Amy Greenwald, Peter Stone and Peter R. Wurman

Research Paper - Special Issue
Generation of Hypotheses on the Evolution of Agent-Based Business Using Inductive Learning
Dongsu Jin, Yongmoo Suh and Kyoung Jun Lee

Research Paper - Special Issue
Experimental Evaluation of a Model for Multilateral Negotiation with Fuzzy Preferences on an Agent-based Marketplace
Frank Teuteberg

Research Paper - General Research
Assessing Motivation of Contribution in Online Communities: An Empirical Investigation of an Online Travel Community
Youcheng Wang and D. R. Fesenmaier

Research Paper - General Research
Emerging Pricing Strategies on the Web: Lessons from the Airline Industry
Stefan Klein and Claudia Loebbecke

Research Paper - General Research
The US Wine Industry and the Internet: An Analysis of Success factors for Online Business models
Judith Gebauer and Mark Ginsburg

Research Paper - General Research
Shopping Orientations, Product Types and Internet Shopping Intentions
Leo R. Vijayasarathy

Research Paper - General Research
Market Efficiency in the Financial Services Industry: Buyer Search Behaviour on an Electronic Commodity Market
Dennis Kundisch

Book Reviews