Evolutionary Optimization of ZIP60：A Controlled Explosion in Hyperspace&Dave Cliff 1
Savings in Combinatorial Auctions Through Transformation Relationships&Andrea Giovannucci，Jesus Cerquides，and Juan A.Rodriguez-Aguilar 17
On Efficient Procedures for Multi-issue Negotiation&Shaheen S.Fatima，Michael Wooldridge，and Nicholas R.Jennings 31
TacTex-05：An Adaptive Agent for TAC SCM&David Pardoe，Peter Stone，and Mark VanMiddlesworth 46
Market Efficiency，Sales Competition，and the Bullwhip Effect in the TAC SCM Tournaments&Patrick R.Jordan，Christopher Kiekintveld，Jason Miller，and Michael P.Wellman 62
Agent Compatibility and Coalition Formation：Investigating Two Interacting Negotiation Strategies&Carlos Merida-Campos and Steven Willmott 75
TAC-REM-The Real Estate Market Game：A Proposal for the Trading Agent Competition&Scott Buffett and Maria Fasli 90
Evolutionary Stability of Behavioural Types in the Continuous Double Auction&Perukrishnen Vytelingum，Dave Cliff，and Nicholas R.Jennings 103
A Fast Method for Learning Non-linear Preferences Online Using Anonymous Negotiation Data&D.J.A.Somefun and J.A. La Poutre 118
Adaptive Pricing for Customers with Probabilistic Valuations&Michael Benisch，James Andrews，and Norman Sadeh 132
Agents’Bidding Strategies in a Combinatorial Auction Controlled Grid Environment&Michael Schwind，Tim Stockheim，and Oleg Gujo 149
A Comparison of Sequential and Simultaneous Auctions&Shaheen S.Fatima 164
A Market-Pressure-Based Performance Evaluator for TAC-SCM&Brett Borghetti，Eric Sodomka，Maria Gini，and John Collins 178
Competing Sellers in Online Markets：Reserve Prices，Shill Bidding，and Auction Fees&Enrico H.Gerding，Alex Rogers，Rajdeep K.Dash，and Nicholas R.Jennings 189
Robust Incentive-Compatible Feedback Payments&Radu Jurca and Boi Faltings 204
The CrocodileAgent 2005：An Overview of the TAC SCM Agent&Ana Petric，Vedran Podobnik，and Gordan Jezic 219
A Fuzzy Constraint Based Model for Automated Purchase Negotiations&Miguel A.Lopez-Carmona and Juan R.Velasco 234
Author Index 249