In this article we combine Debreu's (1952) social system with Hurwicz's (1994, 2008) ideas of embedding a "desired" game form into a "natural" game form that includes all feasible behavior, even if it is "illegal" according to the desired form. For the resulting socio-legal system we extend...

Aims to give a view of the scientific production in the fields of Agent-based Computational Economics, mainly in Market Finance and Game Theory. Based on communications given at AE'2005 (Lille, USTL, France), this book offers a panorama of advances in ACE, both theoretical and methodological...

In Lieu of an Introduction: How I Remember Leonid Hurwicz -- Institution Design: Technical Change and the Decentralization Penalty -- Fundamental Theory of Institutions: a Lecture in Honor of Leo Hurwicz -- The Hurwicz Program, Past and Suggestions for the Future -- Social Networks from a...