152,093 research outputs found

    Do State Economics or Individual Characteristics Determine Whether Older Men Work?

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    The difference in labor force participation rates of men aged 55-64 across the United States is astounding. For example, West Virginia has a participation rate below 60 percent, while South Dakota has a participation rate approaching 90 percent (see Figure 1). This fact in itself has significant implications for the pressures that states will face as the baby boom starts to retire in the face of a contracting retirement income system, declining housing prices, and a lackluster stock market. Despite these marked differences, little is known about the reasons for such variations in work patterns. An earlier brief, using the Current Population Survey for the period 1977-2007, demonstrated that the differences in the labor force participation of older men were related to labor market conditions, the nature of employment, and the employee characteristics in each state as well as to a “pseudo replacement rate.” These variables explained more than one-third of the total variation...

    Modelling change in individual characteristics: an axiomatic framework

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    Economic models describe individuals in terms of underlying characteristics, such as taste for some good, sympathy level for another player, time discount rate, risk attitude, and so on. In real life, such characteristics change through experiences: taste for Mozart changes through listening to it, sympathy for another player through observing his moves, and so on. Models typically ignore change, not just for simplicity but also because it is unclear how to incorporate change. I introduce a general axiomatic framework for defining, analysing and comparing rival models of change. I show that seemingly basic postulates on modelling change together have strong implications, like irrelevance of the order in which someone has his experiences and ‘linearity’ of change. This is a step towards placing the modelling of change on solid axiomatic grounds and enabling non-arbitrary incorporation of change into economic models

    Quantification of the Individual Characteristics of the Human Dentition

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    The considerations for admissibility suggested by the Daubert trilogy challenge forensic experts to provide scientific support for opinion testimony. The defense bar has questioned the reliability of bitemark analysis. Under an award from the U. S. Department of Justice, via the Midwest Forensic Resource Center, a two-year feasibility study was undertaken to quantify six dental characteristics. Using two computer programs, the exemplars of 419 volunteers were digitally scanned, characteristics were measured, and frequency was calculated. The study demonstrates that there were outliers or rare dental characteristics in measurements. An analysis of the intra-observer and inter-observer consistency demonstrated a high degree of agreement. Expansion of the sample size through collaboration with other academic researchers will be necessary to be able to quantify the occurrence of these characteristics in the general population. The automated software application, Tom\u27s Toolbox, developed specifically for this research project, could also provide a template for precisely quantifying other pattern evidence

    Modelling change in individual characteristics: an axiomatic framework

    Get PDF
    Economic models describe individuals in terms of underlying characteristics, such as taste for some good, sympathy level for another player, time discount rate, risk attitude, and so on. In real life, such characteristics change through experiences: taste for Mozart changes through listening to it, sympathy for another player through observing his moves, and so on. Models typically ignore change, not just for simplicity but also because it is unclear how to incorporate change. I introduce a general axiomatic framework for defining, analysing and comparing rival models of change. I show that seemingly basic postulates on modelling change together have strong implications, like irrelevance of the order in which someone has his experiences and `linearity'' of change. This is a step towards placing the modelling of change on solid axiomatic grounds and enabling non-arbitrary incorporation of change into economic models.mathematical economics;

    Job satisfaction in Italy: individual characteristics and social relations

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    This paper investigates the determinants of job satisfaction in Italy with particular emphasis on social relations. Our econometric analysis is based on four waves (1993, 1995, 1998 and 2000) of the Multipurpose Household Survey conducted annually by the Italian Central Statistics Office. The results of ordered probit regressions and robustness tests show that volunteering and meetings with friends are significantly and positively correlated with job satisfaction, with religious participation playing the biggest role. Our findings also show that meetings with friends increase job satisfaction through self-perceived health.Job satisfaction, social relations, social capital, health, statistical matching, Italy

    Job satisfaction in Italy: individual characteristics and social relations

    Get PDF
    This paper investigates the determinants of job satisfaction in Italy with particular emphasis on social relations. Our econometric analysis is based on four waves (1993, 1995, 1998 and 2000) of the Multipurpose Household Survey conducted annually by the Italian Central Statistics Office. The results of ordered probit regressions and robustness tests show that volunteering and meetings with friends are significantly and positively correlated with job satisfaction, with religious participation playing the biggest role. Our findings also show that meetings with friends increase job satisfaction through self-perceived health.Job satisfaction; Social relations; Social capital; Health; Statistical matching; Italy.

    Going the same 'weigh': spousal correlations in obesity in the UK

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    The obesity epidemic has received widespread media and research attention. However, the social phenomenon of obesity is still not well understood. Data from the 2004 and 2006 waves of the British Household Panel Survey (BHPS) show positive and significant correlations in spousal body mass index (BMI). This paper explores three mechanisms of shared individual characteristics, social influence and shared environment to explain this correlation. A number of econometric specifications are used to investigate the role of observed individual characteristics, own health, spouse health, social influence, contextual effects and unobserved individual effects on the influence of these three hypotheses on the correlation in spousal BMI. Results indicate that social influence and shared individual characteristics, which may arise through assortative matching, both contribute to correlation in spousal BMI

    Immigrant citizenship status in Europe: the role of individual characteristics and national policies

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    The acquisition of citizenship status in the new country of residence may depend on (1) the individual immigrant’s characteristics, (2) the structural characteristics of both the origin and the destination countries and (3) institutional factors in the destination country including policy factors, specifically the national citizenship policies. Although almost all European countries have shifted from a ‘nationalist’ to a more ‘multiculturalist’ citizenship policy, thus formally liberalising the access to citizenship rights, in Europe the opportunities for obtaining citizenship status in the new country of residence are still quite limited for many immigrants and their descendants. In addition, the conditions under which immigrants become naturalised citizens vary widely between countries. Indeed, there are many differences in policies on the right to citizenship in terms of the residence requirements for naturalisation, citizenship by birth, acceptance of dual citizenship and language requirements. The aim of this paper is to examine, through a logistic regression model with cluster-robust standard errors, the effect of both individuallevel characteristics and measures of national citizenship policies on the likelihood of citizenship status amongst young and adult immigrants living in six European countries, i.e. Belgium, France, Germany, Italy, Portugal and Spain, using data from the Immigrant Citizens Survey (ICS). The results show a considerable effect of individual characteristics on citizenship status. However, the effect of policy factors is also important. In particular, a lower residence requirement for naturalisation and a more inclusive environment favour immigrants becoming citizens of the new country of residence
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