1,415 research outputs found

    The impact of sex-selective abortion technology on the evolution of postnatal gender-bias conventions

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    A substantial body of research presents the absence of control on the family sex-composition as one of the main reasons for raising neglected young girls in context of rooted son preference. Therefore, one expects that egalitarian intra-family distributions of survival resources are more welcomed with the control of family sex-composition. In this paper, we model the (possible) relationship between the expansion in the use of the sex-selective abortion technology and the intra-family allocation of survival resources. The model allows us to find features of the environment that might prevent the expected trade-off between the acceptation of both behavioural traits: the control of the family sex-composition and the unequal allocation of survival resources.Evolution of conventions, cultural transmission, conformism, gender inequality.

    Design and Implementation of Online Learning Environments

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    This thesis describes a systematic approach in the design and implementation of online learning environments. This approach incorporates the principles of human learning as well as the best practices in software engineering. This thesis implements a conceptual model for the design, and it describes how software elements can be developed to comply with the model. In the context of this research two online environments are developed and analyzed. The end product of this approach is a robust and reusable software architecture, a framework for design, and an effective and engaging model suited to online learning environments

    Design and Implementation of Online Learning Environments

    Get PDF
    This thesis describes a systematic approach in the design and implementation of online learning environments. This approach incorporates the principles of human learning as well as the best practices in software engineering. This thesis implements a conceptual model for the design, and it describes how software elements can be developed to comply with the model. In the context of this research two online environments are developed and analyzed. The end product of this approach is a robust and reusable software architecture, a framework for design, and an effective and engaging model suited to online learning environments

    Design and Implementation of Online Learning Environments

    Get PDF
    This thesis describes a systematic approach in the design and implementation of online learning environments. This approach incorporates the principles of human learning as well as the best practices in software engineering. This thesis implements a conceptual model for the design, and it describes how software elements can be developed to comply with the model. In the context of this research two online environments are developed and analyzed. The end product of this approach is a robust and reusable software architecture, a framework for design, and an effective and engaging model suited to online learning environments

    Comparison of task interspersal ratios on efficiency of learning and problem behavior for children with autism spectrum disorder

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    The current study extends the literature on task interspersal (TI) by comparing the effects of four different TI ratios on the efficiency of skill acquisition and on levels of problem behavior in children with autism spectrum disorder and related disorders. The four ratios of TI were 3:1, 1:1, 1:3, and 0:1 mastered‐to‐acquisition tasks. An adapted alternating treatments design was implemented to compare the cumulative number of stimuli mastered, mean training time to mastery, rate of acquisition, and the level of problem behavior. The results showed that the 0:1 condition was the most efficient intervention procedure for all four participants. In addition, TI did not lead to a greater reduction in levels of problem behavior

    The Whole Is More Than the Sum of Its Parts - Or Is It? A Review of the Empirical Literature on Complementarities in Organizations

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    The concept of complementarity and its role in the design of organizations has enjoyed increasing attention over the past twenty years. We provide a systematic review of the empirical studies on complementarities in leading journals in management, economics and related disciplines that considers the nature of the factors among which complementarities are found to exist, and the effects of complementarities in organizations. Our findings suggest that complementarities result from the skilful matching of heterogeneous resources which generate positive returns above and beyond the effect of each resource generated on its own. In contrast, the empirical evidence on complementarities between individual organizational and HR practices in firms provides mixed conclusions. We show that complementarities are likely to materialize in complex systems of multiple design elements. Therefore, future research should aim at uncovering complementary effects among multiple elements that capture organizational systems better than a few selected elements only do.Complementarities; Organizational Design

    CoPs-Centered Knowledge Management

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    Rajiv Khosla is an Associate Professor at School of Business, La Trobe University. He is the director of externally funded Business Intelligence Institute-Business Systems and Knowledge Modelling research laboratory. Rajiv has a multi-disciplinary background in management, engineering and computer science. He has published over 120 refereed journal and conference papers. He has also authored four books (research monographs) in the area of Emotional Intelligence, Human-Centred e-Business, Multimedia based Socio-technical Information systems, Intelligent Hybrid Multi-agent Systems. Rajiv is the Associate editor of the International Journal of Pattern Recognition, Regional editor of Journal of Intelligent Manufacturing (Springer-verlag), and Action Editor of Journal of Cognitive Systems Research. He has been a project leader of over a dozen industry projects and has commercialised four IT products in Australia. Associate Professor Rajiv Khosla Business Intelligence Institute and Business Systems Knowledge Modeling Laboratory (http://www.latrobe.edu.au/bskm) School of Business, La Trobe University, Melbourne, Victoria – 3086, Australia E-Mail: [email protected] of the primary reasons identified for the failure of existing knowledge management solutions has been that knowledge management tools and research have primarily been designed around technology push-models as against strategy pull-models. In an era where organizations are undergoing rapid and discontinuous change it is imperative that knowledge management systems and organizational entities like CoPs that facilitate knowledge management and organizational transformation are more closely aligned with business strategies and goals of an organization. This would enable organizations to respond more quickly to changing business environments and corresponding change in their knowledge management needs from time to time. This seminar presents a strategy-pull approach for Modeling and Design of CoPs-centered Knowledge Management Systems to facilitate organizational transformation. Among other aspects the seminar will focus on definition of dimensions and criteria for defining CoPs in an organization, application of fuzzy integral techniques to rank 16 criteria employed by CoPs to engage in knowledge management. From a knowledge management and organizational transformation perspective this approach will enable a more direct relationship between business strategy, CoPs and Knowledge Management solutions.published_or_final_versionCentre for Information Technology in Education, University of Hong Kon
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