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DAGSTUHL
2006
13 years 8 months ago
New Algebraic Tools for Constraint Satisfaction
Abstract. The Galois connection involving polymorphisms and coclones has received a lot of attention in regard to constraint satisfaction problems. However, it fails if we are inte...
Henning Schnoor, Ilka Schnoor
DAGSTUHL
2006
13 years 8 months ago
06401 Abstracts Collection - Complexity of Constraints
Nadia Creignou, Phokion G. Kolaitis, Heribert Voll...
DAGSTUHL
2006
13 years 8 months ago
MathBrush: An Experimental Pen-Based Math System
It is widely believed that mathematics will be one of the major applications for Tablet PCs and other pen-based devices. In this paper we discuss many of the issues that make doin...
George Labahn, Scott MacLean, Mirette S. Marzouk, ...
DAGSTUHL
2006
13 years 8 months ago
Coxeter Lattice Paths
Supercomputing applications usually involve the repeated parallel application of discretized differential operators. Difficulties arise with higher-order discretizations their com...
Thomas J. Ashby, Anthony D. Kennedy, Stephen M. Wa...
DAGSTUHL
2006
13 years 8 months ago
Market Engineering: An Interdisciplinary Research Challenge
Market engineering is making markets work. Markets are information processing and information producing information systems which mediate allocation of resources within or between...
Christof Weinhardt, Henner Gimpel
DAGSTUHL
2006
13 years 8 months ago
A Bayesian Reputation System for Virtual Organizations
Abstract. Virtual Organizations (VOs) are an emerging business model in today's Internet economy. Increased specialization and focusing on an organization's core competen...
Jochen Haller
DAGSTUHL
2006
13 years 8 months ago
Payoff levels, loss avoidance, and equilibrium selection in the Stag Hunt: an experimental study
Game theorists typically assume that changing a game's payoff levels--by adding the same constant to, or subtracting it from, all payoffs--should not affect behavior. While t...
Nicholas Feltovich, Atsushi Iwasaki, Sobei H. Oda
DAGSTUHL
2006
13 years 8 months ago
Optimal Bidding Strategies for Simultaneous Vickrey Auctions with Perfect Substitutes
In this paper, we derive optimal bidding strategies for a global bidder who participates in multiple, simultaneous second-price auctions with perfect substitutes. We first conside...
Enrico H. Gerding, Rajdeep K. Dash, David C. K. Yu...
DAGSTUHL
2006
13 years 8 months ago
Nonlinear Transaction Pricing in the Securities Trading Value Chain
Most of the research on transaction costs in the market microstructure literature focuses on implicit transaction costs. Research on the design of price schedules for explicit tra...
Matthias Burghardt
DAGSTUHL
2006
13 years 8 months ago
On Comparison of Mechanisms of Economic and Social Exchanges: The Times Model
Abstract. An e-market system is a concrete implementation of a market institution; it embeds one or more exchange mechanisms. E-market systems are also information systems which ar...
Gregory E. Kersten, Eva Chen, Dirk Neumann, Rustam...