Sven Seuken, Ruggiero Cavallo, David C. Parkes, Partially-Synchronized DEC-MDPs in Dynamic Mechanism Design, In: Proceedings of the 23rd Conference on Artificial Intelligence (AAAI), Chicago, IL, 2008. (Conference or Workshop Paper published in Proceedings)
In this paper, we combine for the first time the methods of dynamic
mechanism design with techniques from decentralized
decision making under uncertainty. Consider a multi-agent
system with self-interested agents acting in an uncertain environment,
each with private actions, states and rewards. There
is also a social planner with its own actions, rewards, and
states, acting as a coordinator and able to influence the agents
via actions (e.g., resource allocations). Agents can only communicate
with the center, but may become inaccessible, e.g.,
when their communication device fails. When accessible to
the center, agents can report their local state (and models) and
receive recommendations from the center about local policies
to follow for the present period and also, should they
become inaccessible, until becoming accessible again. Without
self-interest, this poses a new problem class which we
call partially-synchronized DEC-MDPs, and for which we
establish some positive complexity results under reasonable
assumptions. Allowing for self-interested agents, we are able
to bridge to methods of dynamic mechanism design, aligning
incentives so that agents truthfully report local state when
accessible and choose to follow the prescribed “emergency
policies” of the center. |
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Rudolf Volkart, Monica Hegglin, Clifford Padevit, Regulierung ist etwas wert, auch wenn sie hart ist, In: Finanz und Wirtschaft, 55, p. 21, 12 July 2008. (Newspaper Article)
Wegen der Finanzkrise fordert die Schweizer
Bankenaufsicht EBK, dass UBS und
Credit Suisse ihre Eigenmittel massiv aufstocken,
damit die beiden Banken zukünftig über ein dickeres Risikopolster verfügen. Über Sinn und Unsinn einer
Leverage Ratio ist eine intensive Diskussion entbrannt. Der abtretende Universitätsprofessor Rudolf Volkart befürwortet
eine schärfere Regulierung unserer beiden Grossbanken, selbst wenn sie im schweizerischen Alleingang umgesetzt werden sollte – obwohl das Arbeitsplätze in der Schweiz kosten könnte. Der Zürcher Finanzprofessor Rudolf Volkart über Eigenkapitalerfordernisse für die Schweizer Grossbanken und Shareholder Value. |
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A Butz, Corruption and corporate governance: a conceptualization of organizational corruption control and the effects on individual behavior, In: 24th EGOS Colloquium, 2008-07-10. (Conference or Workshop Paper published in Proceedings)
To enable a better understanding of corrupt activities, I develop the paper around fundamental dimensions: Firstly, corruption is exerted by the supply side, this means I analyze the regulation effects on providers of corruption activities. Second, I enrich existing compliance concepts with the integrity approach and point out the effects on individual behavior. |
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Christian Vögtlin, Towards a descriptive model of responsible leadership, In: 24th EGOS Colloquium, 2008-07-10. (Conference or Workshop Paper published in Proceedings)
The new developments of the globalization process bring with them new responsibilities for the multinational corporation and its leaders. The aim of the paper was to identify those new responsibilities and to look at the changing role of leadership due to those responsibilities. This paper thereby acknowledges the need for a more descriptive and prescriptive social scientific approach by aiming for an understanding of what will be called globally responsible leadership. The article starts with pointing to the changing role of leadership due to new ecological, societal and business obligations leaders in organizations are facing. The following literature review of leadership theories shows that there is no theory that can fully address the new developments. Thus, it is developed a new framework of globally responsible leadership that encompasses those new obligations and that exemplifies the personal preconditions of globally responsible leaders. It is therefore drawn upon theories of responsibility form the philosophy of law and further disciplines. The elements of the framework of globally responsible leadership are explained and suggestions are made of how to empirically capture globally responsible leadership behaviour. At the end, the article points to future research directions. |
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Moritz Patzer, Towards a political conception of leadership responsibility, In: 24th EGOS Colloquium, 2008-07-10. (Conference or Workshop Paper published in Proceedings)
The paper is concerned with the concept of leadership responsibility. Responsible leadership understood as normatively appropriate conduct in the pursuit of the organizational goals addresses the challenges of nowadays’ leaders in the light of global transformation processes. The paper argues that existing schools of the leadership phenomenon, herein paradigmatically grouped as “positivist” and “post-positivist”, fail to capture the scope of the therein encapsulated implications. Through reviewing existing approaches their normative vacuity, justification deficits and implementation problems are shown. In order to address these, the paper proposes a new approach, based on Habermas’ idea of democratic deliberation, as forwarded in the concept of political corporate social responsibility. |
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Christoph Wenk Bernasconi, Reinhard Madlener, Efficient Investment Portfolios for the Swiss Electricity Supply Sector, In: UK ERC International Workshop "Policymaking Benefits and Limitations of Using Financial Methods and Modelling Electricity Markets". 2008. (Conference Presentation)
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A Kalousis, Abraham Bernstein, M Hilario, Meta-learning with kernels and similarity functions for planning of data mining workflows, In: ICML/COLT/UAI 2008, Planing to Learn Workshop (PlanLearn), 2008-07-09. (Conference or Workshop Paper published in Proceedings)
We propose an intelligent data mining (DM) assistant that will combine planning and meta-learning to provide support to users of virtual DM laboratory. A knowledge-driven planner will rely on a data mining ontology to plan the knowledge discovery workflow and determine the set of valid operators for each step of this workflow. A probabilistic meta-learner will select the most appropriate operators by using relational similarity measures and kernel functions over records of past sessions meta-data stored in a DM experiments repository. |
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Resilient networks and services, Edited by: D Hausheer, J Schönwälder, Springer, Berlin, 2008-07-08. (Edited Scientific Work)
This book constitutes the refereed proceedings of the Second International Conference on Autonomous Infrastructure, Management and Security, AIMS 2008, held in Bremen, Germany, in June 2008, under the auspices of IFIP.
The 13 revised full papers presented together with 8 papers of the AIMS PhD workshop were carefully reviewed and selected from 33 submissions to the main conference and 12 papers for the PhD workshop respectively. The papers are discussing topics such as autonomy, incentives and trust, overlays and virtualization, load balancing and fault recovery, network traffic engineering and analysis, and convergent behavior of distributed systems. |
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Thomas Bocek, PSH: A Private and Shared History-based Incentive Mechanism, In: 2nd International Conference on Autonomous Infrastructure, Management and Security Resilient Networks and Services (AIMS). 2008. (Conference Presentation)
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Lorenz Hilty, Roland Hischier, Thomas F Ruddy, Claudia Som, Informatics and the Life Cycle of Products, In: iEMSs Fourth Biennial Meeting: International Congress on Environmental Modelling and Software (iEMSs 2008), International Environmental Modelling and Software Society (iEMSs), Barcelona, 2008. (Conference or Workshop Paper published in Proceedings)
Informatics can make a relevant contribution to sustainable development, if the effects of ICT applications are systematically assessed from a life-cycle perspective and the results of life-cycle assessment (LCA) studies are taken into account by decision makers. The basic scheme of a product life cycle includes the three phases production, use and end of life. In the production phase, raw materials are transformed into the product. In the use phase, the product delivers the service it has been intended for. After the service life of the product ends, parts of the product may be reused or recycled. The rest leaves the system for final disposal or to be recycled in other product systems. Only if life-cycle thinking is applied both to ICT products and to products influenced by ICT applications, is it possible to decide whether a potential ICT application will have a positive or negative environmental impact on the bottom line. With life-cycle thinking, it will be possible to make substantial steps toward sustainable development. Informatics, and in particular environmental informatics as a specialized sub-discipline of it, can contribute to life-cycle thinking by supporting the modelling and data collection process in LCA studies. In addition, dynamic simulation models are useful in prospective technology assessment where LCA methodology reaches its limits. |
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B Solenthaler, Renato Pajarola, Density Contrast SPH Interfaces, In: ACM SIGGRAPH / EG Symposium on Computer Animation, 2008-07-07. (Conference or Workshop Paper published in Proceedings)
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D Burfoot, M Lungarella, Y Kuniyoshi, Toward a theory of embodied statistical learning, In: 10th International Conference on Simulation of Adaptive Behavior, Springer, Berlin, 2008-07-07. (Conference or Workshop Paper published in Proceedings)
The purpose of this paper is to outline a new formulation of statistical learning that will be more useful and relevant to the field of robotics. The primary motivation for this new perspective is the mismatch between the form of data assumed by current statistical learning algorithms, and the form of data that is actually generated by robotic systems. Specifically, robotic systems generate a vast unlabeled data stream, while most current algorithms are designed to handle limited numbers of discrete, labeled, independent and identically distributed samples. We argue that there is only one meaningful unsupervised learning process that can be applied to a vast data stream: adaptive compression. The compression rate can be used to compare different techniques, and statistical models obtained through adaptive compression should also be useful for other tasks. |
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Michael Hanspeter Böhlen, Johann Gamper, Christian S Jensen, Towards General Temporal Aggregation, In: BNCOD 2008 Proceedings of the 25th British National Conference on Database (BNCOD); Lecture Notes in Computer Science Volume 5071/2008 page 257-269; ISBN 978-3-540-70503-1, 2008-07-07. (Conference or Workshop Paper published in Proceedings)
Most database applications manage time-referenced, or temporal, data. Temporal data management is difficult when using conventional database technology, and many contributions have been made for how to better model, store, and query temporal data. Temporal aggregation illustrates well the problems associated with the management of temporal data. Indeed, temporal aggregation is complex and among the most difficult, and thus interesting, temporal functionality to support. This paper presents a general framework for temporal aggregation that accommodates existing kinds of aggregation, and it identifies open challenges within temporal aggregation. |
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Fabio Victora Hecht, Enabling Next Generation Peer-to-peer Services, In: 2nd International Conference on Autonomous Infrastructure, Management and Security Resilient Networks and Services (AIMS). 2008. (Conference Presentation)
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Patrick Braschler, Bewertung von Medien- und Internetfirmen: Der Fall der Fusion von AOL und Time Warner, University of Zurich, Faculty of Economics, Business Administration and Information Technology, 2008. (Bachelor's Thesis)
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Marc Trippel, Auswirkungen von hostile takeovers auf die Performance - Eine Analyse von SWX kotierten Unternehmen in der Schweiz, University of Zurich, Faculty of Economics, Business Administration and Information Technology, 2008. (Bachelor's Thesis)
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Dominik Garcia, Auswirkungen von Mergers & Acquisitions auf die Profitabilität von Schweizer KMUs, University of Zurich, Faculty of Economics, Business Administration and Information Technology, 2008. (Bachelor's Thesis)
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Martin Dudler, Experimentelle Überprüfung zweier prominenter Methoden zur Bestimmung des Risikoprofils von Anlegern, University of Zurich, Faculty of Economics, Business Administration and Information Technology, 2008. (Bachelor's Thesis)
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Sandro Braun, Risiko-Rating von Strukturierten Produkten, University of Zurich, Faculty of Economics, Business Administration and Information Technology, 2008. (Bachelor's Thesis)
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Alexander Christen, Die Kategorisierung strukturierter Produkte im deutschen und Schweizer Derivatemarkt, University of Zurich, Faculty of Economics, Business Administration and Information Technology, 2008. (Bachelor's Thesis)
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