146,240 research outputs found

    Household behavior and individual autonomy: A Lindahl approach.

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    A comprehensive model of economic household decision is presented which incorporates both fully cooperative and fully non-cooperative variants, parameterized by the income distribution, as well as a semi-cooperative variant, parameterized in addition by a vector B, representing the degrees of individual autonomy. In this comprehensive model, the concept of "household B-equilibrium" is introduced through the reformulation of the Lindahl equilibrium in strategic terms. Existence is proved and some generic properties of the household B-equilibrium derived. An example is given to illustrate. Finally a particular decomposition of the pseudo-Slutsky matrix is derived and the testability of the various models discussed.Intra-household allocation, household financial management, degree of autonomy, Lindahl prices, local income pooling, separate spheres.

    A High Performance Fuzzy Logic Architecture for UAV Decision Making

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    The majority of Unmanned Aerial Vehicles (UAVs) in operation today are not truly autonomous, but are instead reliant on a remote human pilot. A high degree of autonomy can provide many advantages in terms of cost, operational resources and safety. However, one of the challenges involved in achieving autonomy is that of replicating the reasoning and decision making capabilities of a human pilot. One candidate method for providing this decision making capability is fuzzy logic. In this role, the fuzzy system must satisfy real-time constraints, process large quantities of data and relate to large knowledge bases. Consequently, there is a need for a generic, high performance fuzzy computation platform for UAV applications. Based on Lees’ [1] original work, a high performance fuzzy processing architecture, implemented in Field Programmable Gate Arrays (FPGAs), has been developed and is shown to outclass the performance of existing fuzzy processors

    Preliminary C3 Loading Analysis for Future High-Altitude Unmanned Aircraft in the NAS

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    This document provides a preliminary assessment and summary of the command, control, and communications (C(sup 3)) loading requirements of a generic future high-altitude, long-endurance unmanned aircraft (UA) operating at in the National Airspace System. Two principal types of C(sup 3) traffic are considered in our analysis: communications links providing air traffic services (ATS) to the UA and its human pilot, and the command and control data links enabling the pilot to operate the UA remotely. we have quantified the loading requirements of both types of traffic for two different assumed levels of UA autonomy. Our results indicate that the potential use of UA-borne relays for the ATS links, and the degree of autonomy exercised by the UA during the departure and arrival phases of its flight, will be among the key drivers of C(sup 3) loading and bandwidth requirements

    Autonomous clustering using rough set theory

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    This paper proposes a clustering technique that minimises the need for subjective human intervention and is based on elements of rough set theory. The proposed algorithm is unified in its approach to clustering and makes use of both local and global data properties to obtain clustering solutions. It handles single-type and mixed attribute data sets with ease and results from three data sets of single and mixed attribute types are used to illustrate the technique and establish its efficiency

    Religious Identity, Religious Attendance, and Parental Control

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    Using a national sample of adolescents aged 10–18 years and their parents (N = 5,117), this article examines whether parental religious identity and religious participation are associated with the ways in which parents control their children. We hypothesize that both religious orthodoxy and weekly religious attendance are related to heightened levels of three elements of parental control: monitoring activities, normative regulations, and network closure. Results indicate that an orthodox religious identity for Catholic and Protestant parents and higher levels of religious attendance for parents as a whole are associated with increases in monitoring activities and normative regulations of American adolescents

    Explaining the success of the world's leading education systems: the case of Singapore

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    International comparative data on student performance has led McKinsey & Company, among others, to suggest that education systems will inexorably converge in their developmental trajectories with principals and schools enjoying more autonomy. This article challenges these assumptions through referencing Singapore where schools and professionals are still tightly controlled in key resources, curricula and assessment, and where other key factors contribute to its success – thereby evidencing multiple pathways to success

    Policies for promoting technological catch up: a post-Washington approach

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    This paper analyzes the evolution of policies for technology catch-up through three periods: the import substitution period, the (augmented) Washington Consensus period and the post-Washington period. We analyze the dominant policy models and practices in each of these periods as co-evolving with the dominant academic ideas, thereby changing the conditions for catching up. We develop several dimensions or building blocks that characterize the policies for technology catch-up. These dimensions are used to characterize each of the three policy periods with the objective of outlining the generic features of an emerging post-Washington approach to technology catch-up policies in relation to past approaches

    Policies for promoting technological catching up: towards post-Washington approach

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    This paper analyses the evolution of policies for technology catch-up through three periods: import-substitution, (augmented) Washington consensus and post-Washington period. We analyse the dominant policy models and practices in each of these periods as co-evolving with the dominant academic ideas, and changing the conditions for catching-up. We develop several dimensions or building blocks that characterise the policies for technology catch-up. These dimensions are used to characterise each of the three policy periods with the objective of outlining the generic features of an emerging post-Washington approach to technology catch-up policies in relation to past approaches
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