This book contains a selection of papers presented at the Dagstuhl Seminar "Negotiation and Market Engineering" held for one week in November 2006, in Schloss Dagstuhl, Germany. The papers were submitted for publication in this book and reviewed after the seminar. The seminar was a meeting point for participants from academia and industry who arrived from four continents to discuss research on negotiations, auctions, and markets as well as their application...