8,386 research outputs found

    Effects of Anticipation in Individually Motivated Behaviour on Control and Survival in a Multi-Agent Scenario with Resource Constraints

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    This is an open access article distributed under the Creative Commons Attribution License CC BY 3.0 which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.Self-organization and survival are inextricably bound to an agent’s ability to control and anticipate its environment. Here we assess both skills when multiple agents compete for a scarce resource. Drawing on insights from psychology, microsociology and control theory, we examine how different assumptions about the behaviour of an agent’s peers in the anticipation process affect subjective control and survival strategies. To quantify control and drive behaviour, we use the recently developed information-theoretic quantity of empowerment with the principle of empowerment maximization. In two experiments involving extensive simulations, we show that agents develop risk-seeking, risk-averse and mixed strategies, which correspond to greedy, parsimonious and mixed behaviour. Although the principle of empowerment maximization is highly generic, the emerging strategies are consistent with what one would expect from rational individuals with dedicated utility models. Our results support empowerment maximization as a universal drive for guided self-organization in collective agent systemsPeer reviewedFinal Published versio

    A Critical Review of Strategic Conflict Theory and Socio-political Instability Models

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    This paper provides a critical general overview of two strands of recent vast economic literature on social conflicts, namely strategic conflict theory and socio-political instability models. The first strand can be traced back to Haavelmo (1954) and has been further developed in a variety of ways by game theoretical models of rational conflict (Boulding, 1962; Schelling, 1963, Hirshleifer, 2001). Their goal is to understand threat power. A second version of conflict theory has been developed by the founders of the Public Choice School (Olson 1965, 1982; Tullock 1974, 1980; Stringham, 2005, 2007) in order to tackle genuine political violence. The main finding of this paper is that both strands of recent economic literature have not yet come to grips with social conflicts. The application of standard microeconomic assumptions to the field of "social conflicts" has resulted in reducing conflicts either to "rational conflicts"- a threat of conflict without any real clash - or "real self-interested private conflicts". In other words, economic theory has considered social protesters either as looters or lunatics, but never as a group of people struggling for a common cause.Strategic Conflict Theory, Socio-political instability models, Coase theorem, Appropriative activity, Social Conflicts

    Digested Information as an Information Theoretic Motivation for Social Interaction

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    Within a universal agent-world interaction framework, based on Information Theory and Causal Bayesian Networks, we demonstrate how every agent that needs to acquire relevant information in regard to its strategy selection will automatically inject part of this information back into the environment. We introduce the concept of 'Digested Information' which both quantifies, and explains this phenomenon. Based on the properties of digested information, especially the high density of relevant information in other agents actions, we outline how this could motivate the development of low level social interaction mechanisms, such as the ability to detect other agents.Information Theory, Collective Behaviour, Inadvertent Social Information, Infotaxis, Digested Information, Bayesian Update

    Knowledge spillovers – Mobility of highly educated workers within high technology sector in Finland

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    The economic development and technological progress of a region are highly dependent on the accumulation and diffusion of knowledge. There are numerous channels through which knowledge might be transmitted. In this study, it is assumed that regional mobility of highly educated and innovative intensive workers between firms, organisations or institutions secures the diffusion and circulation of the knowledge. Hence, this analysis will concentrate on the regional job flows of individuals working in the high technology sector. The main topics of interest are: (1) to analyse the personal and household characteristics of the typical highly educated migrants within high technology sector, and (2) to evaluate the rate of labour turnover in different sub-sectors and regions. The empirical analysis of the paper is based on data from the Finnish Longitudinal Census File. Methodologically, the worker flows between regions are modelled by the maximum likelihood estimation which employs cross-sectional binary logit model, based on logistic distribution.

    Respect

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    Becker (1974) introduced to modern economics the idea that others care about what others think about them and derived many useful insights from this assumption. But he did not provide a very complete description of the general equilibrium of an economy in which people both demand respect from and supply respect to others. This paper analyzes the equilibrium price of respect, showing how it depends on the distribution of material endowments and discussing whether we would expect that, as society gets richer, the market for respect becomes more or less important. It explains why a demand for respect is a human universal in terms of Becker's observation that this helps to provide insurance where markets are absent. Although the demand for respect is universal, the activities that command respect have enormous cultural diversity - the paper explains how there can be many Nash equilibria if respect is withheld from those who violate prescribed behaviour. Finally the paper discusses where, in a modern economy, respect is demanded and supplied arguing it is primarily bundled up with other goods and services because of the nature of the costs of supplying it.Respect, Status, Pro-Social Preferences

    Approximation of empowerment in the continuous domain

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    The empowerment formalism offers a goal-independent utility function fully derived from an agent's embodiment. It produces intrinsic motivations which can be used to generate self-organizing behaviours in agents. One obstacle to the application of empowerment in more demanding (esp. continuous) domains is that previous ways of calculating empowerment have been very time consuming and only provided a proof-of-concept. In this paper we present a new approach to efficiently approximate empowerment as a parallel, linear, Gaussian channel capacity problem. We use pendulum balancing to demonstrate this new method, and compare it to earlier approximation methods.Peer reviewe

    Model of Coordination Flow in Remote Collaborative Interaction

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    © 2015 IEEEWe present an information-theoretic approach for modelling coordination in human-human interaction and measuring coordination flows in a remote collaborative tracking task. Building on Shannon's mutual information, coordination flow measures, for stochastic collaborative systems, how much influence, the environment has on the joint control of collaborating parties. We demonstrate the application of the approach on interactive human data recorded in a user study and reveal the amount of effort required for creating rigorous models. Our initial results suggest the potential coordination flow has - as an objective, task-independent measure - in supporting designers of human collaborative systems and in providing better theoretical foundations for the science of Human-Computer Interaction

    Feminist Ecological Economics

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    This article provides an overview of feminist ecological economics, with special attention to three particular aspects: its theoretical foundations and relation to other schools of thought, its implications for activism and public policy, and directions for future research work.This research was supported by the Social Sciences and Humanities Research Council of Canad
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