First via a counter example it is shown that the Proposition 3 of Anbarci & Sun (2013) is false. Then a gap and a mistake in their proof are identified. Finally, a modified version of their Proposition 3 is stated and proved.

Dieses Buch legt die wichtigsten vor einem Studium der Wirtschaftswissenschaften erforderlichen Kenntnisse der Schulmathematik dar und liefert die Grundlage für einen mathematischen Vorkurs, wie er an wirtschaftswissenschaftlichen Universitäten üblich ist. Neben Grundbegriffen der elementaren...

This volume covers a large range of interesting topics from many areas of economics ranging from conceptual and methodological foundations of economic theory to theoretical and empirical demand analysis. It includes articles on the economics of the public sector, of network industries, and of...

1 Demand and Equilibria -- 1.1 Introduction -- 1.2 Individual demand -- 1.3 Market demand -- 1.4 Equilibria -- 1.5 Concluding remarks -- 2 Smoothing Demand by Aggregation -- 2.1 Many different consumers -- 2.2 Convexifying by averaging -- 2.3 Concluding remarks on diversification -- 3 Spaces of...

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...