This book constitutes the refereed proceedings of the International Conference on Trends in Electronic Commerce, TREC'98, held in Hamburg, Germany, in June 1998.
The book presents 19 revised full papers selected from a total of 75 submissions. While focussing mainly on technological issues, the book also takes into account important social, administrative, regulatory, and legal aspects. The papers are organized in sections on business over the Internet, security and payment, middleware and brokerage, interorganisational workflow management, and agent technology.

After two successful MATES conferences in Erfurt 2003 and 2004, the 3rd G- man conference on Multi-agent System Technologies (MATES 2005) took place in Koblenz, Germany, in September 2005, and was co-located with the 28th German Conference on Arti?cial Intelligence (KI 2005). Building onotheragent-relatedeventsinGermanyinthepast, andorganized by the GI German Special Interest Group on Distributed Arti?cial Intelligence, the MATES conference series aims at promoting the theory and applications of agentsandmultiagentsystems.Incorporatingthe9thInternationalWorkshopon Cooperative Information...

This book constitutes the refereed proceedings of the Second European Conference on Service-Oriented and Cloud Computing, ESOCC 2013, held in Malaga, Spain, in September 2013. The 11 full papers presented together with 4 short papers were carefully reviewed and selected from 44 submissions. The volume also contains 3 papers from the industrial track. Service-oriented computing including Web services as its most important implementation platform has become the most important paradigm for distributed software development and application. The papers illustrate how cloud computing aims at...