1,545 research outputs found

    The Frisch Elasticity in the Mercosur Countries: A Pseudo-Panel Approach

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    This paper provides estimates for the Mercosur countries of the Frisch elasticity – i.e., the elasticity of substitution between worked hours and real wages holding constant the marginal utility of wealth. We find a strong heterogeneity, with estimated elasticities ranging from 12.8 in Argentina to -13.1 in Paraguay. Brazil and Uruguay are in between, both with negative values of -1.9 and -1.4, respectively. We argue that the existence of severe liquidity constraints is the main reason behind the negative estimates found in Brazil, Paraguay and Uruguay. The heterogeneity of these estimates is the outcome of differences in many relevant economic dimensions – ranging from sectorial specialization to welfare state provisions and labor market specificities – all of them crucially affecting the socioeconomic situation of individuals. The diversity of Frisch elasticities calls for the development of a cross-country (rather than a within-country) policy approach, since they crucially affect the dynamics of the business cycle and business cycle synchronization is a step prior to the design of macro-convergence policies in the Mercosur context.Frisch elasticity, labor supply, liquidity constraints, Mercosur, life-cycle models, pseudo-panel (synthetic panel)

    Analysis of Spanish publications in the Educational Psychology category of the Web of Science for the period 2004-2013

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    Este es un artículo Open Access bajo la licencia CC BY-NC-ND.[ES]: El presente trabajo tiene como objetivo analizar la productividad y la visibilidad de la producción científica española en la Psicología Educativa durante el período 2004-2013, utilizando las técnicas bibliométricas. Se han seleccionado los trabajos publicados en la totalidad de revistas incluidas en la categoría temática Psychology Educational de la Web of Science, durante los años 2004 a 2013, realizados en alguna institución española. Los resultados muestran un aumento de la producción a partir del 2006, siendo los artículos la tipología documental más representada, con 456. Estos son firmados por 1.001 autores, habiendo más mujeres que hombres, si bien son los hombres los que más artículos firman y son los más representados como medianos y grandes productores. Las revistas más utilizadas son Infancia y Aprendizaje y la Revista de Psicodidáctica. La universidad es el sector más representado, siendo los investigadores de 11 de ellas los que firman la mitad de la producción.[EN]: This paper aims to analyse productivity and visibility of the Spanish scientific production in educational psychology during the period 2004-2013, using bibliometric techniques. The selected papers were all published in journals that included the subject category, Educational Psychology, in the Web of Science, from the years 2004 to 2013, written in a Spanish institution. The results show an increase in production from 2006, with articles being the most representative type of document, with a total of 456. Of the 1,001 authors, there were more females than males, even though men have the greatest number of signed articles and are the most represented as medium and large producers. The most used journals are Infancia y Aprendizaje and Revista de Psicodidáctica. The university is the sector most represented, and 11 researchers sign half of the total productionOpen Access funded by Instituto de Ciencias de la Educación. Universidad de Oviedo.Peer reviewe

    Characteristics of gender violence at the University of Valencia

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    The present study attempted to determine the prevalence of gender-based violence at the University of Valencia, the victim profile, resources, and beliefs about violence in the university community. The sample consisted of 3404 participants from the research and teaching staff, the administration and services personnel, and students. The results suggest an incidence of gender violence of 20.03%. The victim profile is a women student who is childless, at a perceived slight or moderate risk, who does not go to the police, but who experiences psychological repercussions from gender violence. In total, 86.99% of participants believe that the university has a gender violence service available and that action protocols and prevention programs have been implemented. Between 25% and 40% do not consider controlling behaviour and psychological abuse to constitute domestic violence. Gender violence prevention programs should be implemented

    Modelo para la predicción del riesgo psicosocial en el desarrollo infantil

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    El propósito de este trabajo es ofrecer un modelo marco, basado en la teoría sistémica y ecológica, que nos permita integrar todas aquellas variables que han sido consideradas por la literatura científica factores de riesgo en el proceso de desarrollo infantil. El modelo, denominado “Modelo para la Predicción del Riesgo Psicosocial en el Desarrollo Infantil”, se basa en la selección de variables del contexto del menor, que se consideran variables predictoras, mientras la competencia cognitiva, emocional y social, son las dimensiones que se consideran variables criterio. Cada una de las dimensiones del desarrollo, generará un modelo predictivo específico, formado a partir de aquellas variables con las que exista mayor relación. La validez de cada modelo específico deberá ser probada empíricamente.The purpose of the this work is to offer a model mark, based on the systemic and ecological theory that allows to be integrated all those variables that have been considered by the literature scientific factors of risk it stops in the process of infantile development. The pattern, denominated “Model for the Prediction of the Risk Psychosocial in the Child Development”, it is based on the selection of variables of the child context, that are considered predictor variable, while the competence cognitive, emotional and social, is the dimensions that are considered approach variable. Each one of the dimensions of the development, it will generate a model specific predictive, formed starting from those variables with those that bigger relationship exists. The validity of each specific pattern will be proved empirically

    Decentralized Multi-Agent Formation Control with Pole-Region Placement via Cone-Complementarity Linearization

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    [EN] An output-feedback decentralised formation control strategy is pursued under pole-region constraints, assuming that the agents have access to relative position measurements with respect to a set of neighbors in a graph describing the sensing topology. No communication between the agents is assumed; however, a shared one-way communication channel with a pilot is needed for steering tasks. Each agent has a separate copy of the same controller. A virtual structure approach is presented for the formation steering as a whole; actual formation control is established via cone-complementarity linearization algorithms for the appropriate matrix inequalities. In contrast to other research where only stable consensus is pursued, the proposed method allows us to specify settling-time, damping and bandwidth limitations via pole regions. In addition, a full methodology for the decoupled handling of steering and formation control is provided. Simulation results in the example section illustrate the approachThe first author is grateful for the financial support via the grant GVA/2021/082 from Generalitat Valenciana. Part of the authors' research activity in related topics is funded via the grant PID2020-116585GB-I00 through MCIN/AEI/10.13039/501100011033 and by the European Union.González Sorribes, A.; Sala, A.; Armesto, L. (2022). Decentralized Multi-Agent Formation Control with Pole-Region Placement via Cone-Complementarity Linearization. International Journal of Applied Mathematics and Computer Science. 32(3):415-428. https://doi.org/10.34768/amcs-2022-003041542832

    Prospect Theory: A bibliometric and systematic review in the categories of psychology in Web of Science

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    Prospect Theory (PT) is an alternative, dynamic explanation of the phenomenon of risky decision making. This research presents an overview of PT's history in health fields, including advancements, limitations, and bibliometric data. A systematic and bibliometric review of the scientific literature included in the psychological categories ofWeb of Science (WoS) was performed following the PRISMA 2020 statement for systematic reviews. A total of 37 studies (10 non-empirical and 27 empirical) were included in the sample. Bibliometric results showed thematic variability and heterogeneity regarding the production, researchers, and methodologies that are used to study PT. The systematic results highlight three main fields of PT research: preventive and screening behaviors, promotion of healthy habits, and COVID-related decision making. Personal and contextual factors which alter the usual pattern specified by PT are also described. To conclude, PT currently has an interdisciplinary character suitable for health promotion, with recent studies broadening its applicability

    Motives for gambling, cognitive distortions, and irresponsible gambling: Proposal for an explanatory model of gambling addiction

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    There are many factors that appear to be directly related to the development of gambling addiction problems, and it is important to understand these relationships from a clinical perspective in order to develop prevention and intervention programs. Objectives This study seeks to analyze the relationships that gambling addiction has with gambling motives, cognitive distortions, and irresponsible gambling behavior, and proposes an explanatory model of this addiction. According to the model, enhancement acts as a predictor of cognitive distortions, which in turn predict gambling addiction, with irresponsible gambling as a mediator. Methods The sample was made up of 258 university students (59.5% women), with a mean age of 20.95 years (SD = 2.19). A series of questionnaires were applied to measure the variables involved, and bivariate correlations, simple and multiple linear regressions, and a structural equation model were analyzed. Results The results indicated that gambling motives were positively related to cognitive distortions, acting as predictors of these. Additionally, the proposed theoretical model showed goodness of fit on various indices and explained 69% of variance in cognitive distortions, 37% of that in irresponsible gambling, and 43% of that in gambling addiction. Limitations The main limitation of this research is that the sample belongs to a very specific population, who did not necessarily have gambling problems. Conclusions The main contributions are to uncover some of the relationships between gambling motives and cognitive distortions and to propose a mediating role of irresponsible gambling in the relationship between cognitive distortions and the development of gambling problems. If the proposed model is replicated, it may be of help to research and health professionals

    Estudio de los perfiles de las familias en situación de riesgo social: Programas de ayudas P.E.R. y P.E.P. del Ayuntamiento de Valencia.

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    RESUMEN La presente tesis doctoral aborda la problemática de las familias multiproblemáticas a través de un estudio de familias procedentes de Servicios Sociales, en concreto, familias pertenecientes a los programas de Ayudas Sociales del Ayuntamiento de Valencia, que llevan por nombre Prestaciones Económicas Regladas (P.E.R.) y Prestaciones Económicas por Protección de menores (P.E.P.). Se realiza una descripción del perfil general de familia, una descripción de los perfiles de las familias pertenecientes a cada uno de los programas y una comparación entre perfiles, en las siguientes seis dimensiones: Hábitat, Estructura y organización familiar, Características socioculturales, Nivel económico laboral, Red social familiar y Salud. A continuación se pasa a describir los perfiles de menores, realizando una descripción del perfil general de menor y de los perfiles individuales en las siguientes dimensiones - Salud, Aprendizaje escolar, Adaptación escolar y Necesidades educativas y Recursos escolares -. Además, se realiza un estudio del absentismo y del fracaso escolar según diferentes variables, como son la Edad, el Sexo y la Etnia. La muestra está constituida por familias de la ciudad de Valencia que reciben Ayudas Sociales de tipo P.E.R. y P.E.P. Está compuesta por 297 familias, 174 son beneficiarias del programa de ayudas P.E.R. y 123 del programa P.E.P. La muestra de menores, compuesta por 216, de los cuales 93 pertenecen a familias del programa P.E.R. y 123 al programa de P.E.P. La edad oscila entre los 2 y los 16 años. En cuanto al sexo, 119 son mujeres y 97 varones. Los resultados encontrados nos permiten hablar de familias multiproblemáticas dado el número de indicadores de riesgo encontrados en las familias. Además, encontramos perfiles de familias diferentes según el tipo de Ayuda Social. En cuanto a los menores, podemos hablar de menores en situación de riesgo social, dado el número de indicadores de riesgo que presentan. Por lo que respecta al estudio del absentismo y del fracaso escolar según la variable edad, no existirían diferencias estadísticamente significativas en función de los tres grupos de edad establecidos, aunque sí que podemos hablar de un mayor absentismo conforme la edad es mayor. En cuanto al indicador Aprovechamiento académico, existen diferencias estadísticamente significativas para los tres grupos de edad, habiendo un mayor fracaso escolar conforme la edad es mayor. Según la variable sexo, no existen diferencias estadísticamente significativas en Asistencia al centro escolar y Aprovechamiento académico, habiendo una menor asistencia y un peor aprovechamiento académico en el grupo de los niños. Según la etnia, existen diferencias estadísticamente significativas en Asistencia al centro escolar, siendo el grupo de los gitanos el que presenta una media inferior. Si atendemos al estudio del Aprovechamiento académico según el grupo étnico, existen diferencias estadísticamente significativas, presentando todos los grupos estudiados fracaso escolar, salvo el grupo de inmigrantes, siendo el grupo de los gitanos el que mayores deficiencias presentan en este indicador. En la comparación de medias entre grupos, las diferencias significativas se dan al comparar la media de los inmigrantes con la de los gitanos. A modo de conclusión, decir que estamos hablando de familias multiproblemáticas dado el alto grado de problemas que padecen, y más aún las múltiples facetas que su problemática plantea. Podemos hablar de perfiles de familias y de menores diferentes según el tipo de Ayuda Social, no tanto en el número de indicadores de riesgo, como en la gravedad de los mismos, siendo las familias y los menores de P.E.P. los que presentan mayores problemáticas y necesidades. __________________________________________________________________________________________________The present doctoral thesis approaches the problem of the families multiproblemathics through a study of the families coming from Social Services, in short, families belonging to the programs of Social Help of the City council of Valencia that take for name Ruled Economic Benefits (P.E.R.) and Economic Benefits for Protection of smaller (P.E.P.). He/she is carried out a description of the general profile of family and of the minor, of the profiles of the families and smaller belonging to each one of the programs and a comparison among profiles. Also, he/she is carried out a study of the absenteeism and of the school failure according to different variables, like they are the Age, the Sex and the Ethnos. The sample is constituted by families of the city of Valencia that you/they receive Social Help of type P.E.R. and P.E.P. it is composed by 297 families, 174 are beneficiaries of the program of help P.E.R. and 123 of the program P.E.P. The sample of smaller, composed by 216, of which 93 belong to families of the program P.E.R. and 123 to the program of P.E.P. The opposing results allow us to speak of families given multiproblemathics the number of opposing indicators of risk in the families. Also, we find profiles of different families according to the type of Social Help. As for the minor, we can speak of smaller in situation of social, given risk the number of indicators of risk that you/they present. Regarding the study of the school absenteeism significant differences exist according to the variable ethnos, not giving differs statistically significant according to the variable age and sex. As for the indicative academic Use, differences exist statistically significant according to the age and the ethnos, there being a bigger failure scholar as the age is bigger and among the gypsies mainly, there not being differences statistically significant according to the sex

    Asymptotically exact stabilisation for constrained discrete Takagi-Sugeno systems via set-invariance

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    [EN] Given a Takagi-Sugeno (TS) system, this paper proposes a novel methodology to obtain the state feedback controller guaranteeing, asymptotically as a Polya-related complexity parameter grows, the largest (membership-shape independent) possible domain-of-attraction with contraction-rate performance lambda, based on polyhedral lambda-contractive sets from constrained linear systems literature. The resulting controller is valid for any realisation of the memberships, as usual in most TS literature. For a finite complexity parameter, an inner estimate of such largest set is obtained; the frontier of such approximation can be understood as the level set of a polyhedral control-Lyapunov function. Convergence of a proposed iterative algorithm is asymptotically necessary and sufficient for TS system stabilisation: for a high-enough value of the complexity parameter, any conceivable shape-independent Lyapunov controller design procedure will yield a proven domain of attraction smaller or equal to the algorithm's output. (C) 2016 Elsevier B.V. All rights reserved.This work has been supported by grants DPI2015-70433- P and DPI2016-81002-R, from Spanish Government (MINECO) and grant PROMETEOII/2013/004 from Generalitat Valenciana.Ariño-Latorre, CV.; Sala, A.; Pérez Soler, E.; Bedate Boluda, F.; Querol-Ferrer, A. (2017). Asymptotically exact stabilisation for constrained discrete Takagi-Sugeno systems via set-invariance. Fuzzy Sets and Systems. 316:117-138. https://doi.org/10.1016/j.fss.2016.10.004S11713831

    Person-Centred Care approach by professional caregivers in the population with mental illness: systematic review

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    The model of Person-Centred Care has as fundamental principles the emphasis on the person within its context, individualized attention and empowerment. However, studies about this approach on mental illness are scarce. The aim of this work is to carry out a systematic review of articles studying the approach of Person-Centered Care provided by professional caregivers in people with mental illness. To this end, a systematic review according to PRISMA guidelines was carried out of articles found in the Web of Science (WoS), PubMed, ScienceDirect and Dialnet databases. Following the analysis of the 19 articles, the results show that both users and professionals perceive that Person-Centered Care carries positive results for people who use it. Greater information provision is needed for users and caregivers, in an understandable way, a greater emphasis on the relationships between services and users, as well as better training for professionals
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