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1.
This paper studies the effects of variables pertaining to alternative bequest motives on the composition of households' portofolio. It relies on a 1986 survey on the assets structure of 5600 French households. The main conclusion is that bequest motives indeed influence the composition of households' wealth. However, available data does not allow one to sort out the influence of specific models of inheritance.We thank John Ermisch, Jim Lindsey and two referees for their comments and suggestions. This research benefitted from the financial support of the SPES program. 相似文献
2.
Prevention continues to gain importance among the strategies open for governmental development of social policy. This paper offers two exploratory conceptual discussions related to prevention in social policy. The first is a representation of the policy making environment with special reference to the informational requirements for the development of policy. The second is a discussion of social pathologies, broadly defined as patterns of behavior with important negative repercussions on individuals whom we refer to as victims, and of possible strategies toward the development of (at least partial) preventive measures. The two discussions are interrelated as the shape of the second is dictated by the desiderata outlined in the first. The paper is divided into five parts:
- Introduction: the conundrum of prevention.
- The Development of a paradigm of the policy context.
- Dependent variables: social pathologies.
- Independent variables: a focus on structural determinants.
- Conclusion: information requirements for preventive action.
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4.
Rodrigo Lagos Enrique Canessa Sergio E. Chaigneau 《Journal for the theory of social behaviour》2019,49(3):312-333
Stereotypes is one of the most researched topics in social psychology. Within this context, negative self‐stereotypes pose a particular challenge for theories. In the current work, we propose a model that suggests that negative self‐stereotypes can theoretically be accounted for by the need to communicate in a social system made up by groups with unequal power. Because our theory is dynamic, probabilistic, and interactionist, we use a computational simulation technique to show that the proposed model is able to reproduce the phenomenon of interest, to provide novel accounts of related phenomena, and to suggest novel empirical predictions. We describe our computational model, our variables' dynamic behavior and interactions, and link our analyses to the literature on stereotypes and self‐stereotypes, the stability of stereotypes (in particular, gender and racial stereotypes), the effects of power asymmetries, and the effects of intergroup contact. 相似文献
5.
Sergio G. Koreisha 《决策科学》1984,15(2):177-196
This article presents an efficient way of dealing with adaptive expectations models—a way that makes use of all the information available in the data. The procedure is based on multiple-input transfer functions (MITFs): by calculating lead and lag cross correlations between innovations associated with the variables in the model, it is possible to determine which periods have the greatest effects on the dependent variable. If information about k periods ahead is required, fitted values for the expectation variables are used to generate k-period-ahead forecasts. These in turn can be used in the estimation of the transfer function equation, which not only contains the usual lagged variables but also allows for incorporation of lead-fitted values for the expectation variables. The MITF identification and estimation procedures used are based on the corner method. The method is contrasted with the Almon distributed-lag approach using a model relating stock market prices to interest rates and expected corporate profits. 相似文献
6.
Salvatore Ioverno Nicola Carone Vittorio Lingiardi Nicola Nardelli Paolo Pagone Jessica Pistella 《Journal of sex research》2018,55(4-5):654-665
This article describes two interrelated studies that investigated beliefs and stereotypes on two-father parenting and two-mother parenting through the development and validation of the Beliefs on Same-Sex Parenting (BOSSP) scale. The BOSSP captures two beliefs: (1) prejudices toward same-sex couples’ inherent inability to parent and (2) concerns about same-sex parenting that are not necessarily related to homonegativity. In Study 1 (301 heterosexual participants), exploratory factor analysis (EFA) suggested an 11-item scale for attitudes toward both two-father families and two-mother families, with two factors: parenting skills, which evaluates beliefs on same-sex couples’ ability to take care of their children; and parental adjustment, which assesses beliefs on the impact of challenges related to same-sex parenting on children’s well-being. Support for convergent validity between BOSSP factor scores and those of theoretically related measures were provided. In Study 2 (346 heterosexual participants surveyed in two time points), CFA indicated that the two-factor model provided the best fit. Test-retest reliability and longitudinal invariance were documented. Finally, results revealed that more negative attitudes toward same-sex parenting were held by men than by women and were associated with negative opinions on reproductive techniques. The innovative characteristics of the BOSSP and implications for future practice are discussed. 相似文献
7.
Salvatore Morelli 《Journal of Economic Inequality》2018,16(2):257-294
This paper examines the response of income concentration in the US to the occurrence of major systemic banking crises since the beginning of the twentieth century. In doing so, the paper analyzes the shape of the upper income tail as well as the national income shares accruing to different groups within the richest decile. The findings suggest that systemic banking crises reduce income concentration within the top decile of the US pre–tax and transfers income distribution, and more generally, that the effect is highly heterogeneous across different top income groups. While the richest income group loses ground, the lower half of the top decile appears to gain in relative terms. However, evidence suggests that the estimated short-term effect of market forces stemming from banking crises can be relatively small in magnitude and even temporary in nature, as it may be quickly reabsorbed. These findings lend indirect support to the idea that only substantial changes in government policies and institutional frameworks can bring about radical changes in income distribution. 相似文献
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9.
Giuseppe Morgia Tommaso Castelli Salvatore Privitera Chaled Al-Nakib Vincenzo Favilla Francesco Marchese 《The aging male》2016,19(1):15-19
We aimed to investigate the predictive factor of erectile dysfunction (ED) in prostate cancer (PCa) patients who underwent low-dose permanent I125 seed implant brachytherapy and to investigate if ED could represent a patient’s reported outcome measures (PROMs) of efficacy of BT and indirectly associated with biochemical recurrence free survival (BRFS). From 2000 to 2012, 176 consecutive patients with low-risk PCa underwent BT. ED was evaluated with the International Index of Erectile Function (IIEF-5). Cox regression analysis was performed to assess significant predictors of mild-to-severe ED and BRFS after BT, including covariates. The 10-year actuarial rate of ED was 66%. Subjects with severe ED had higher values of D90 (183.0 versus 177.0; p?0.05) and V100% (40.1 versus 31.4; p?0.05) compared with normal. At the multivariate logistic regression analysis, D90 (OR: 1.10; p?0.05) was an independent predictor of ED. Multivariate Cox-regression analysis did not demonstrate significant association between erectile preservation and biochemical recurrence (BCR) after 10 years of follow up (HR: 2.15; p?=?0.20), while D90?≤?180?Gy independently predicted BCR (HR: 4.65; [95%CI: 1.25–17.34]; p?0.05). Erectile preservation should be addressed as valuable PROMs after permanent seed I125 implant, but it is not associated with better BRFS. 相似文献
10.
Using survey responses of 577 public relation practitioners, this article examines role conceptions in Chilean public relations, as well as the effects that different individual and organizational factors have on their professional worldviews. The results show that how Chilean practitioners perceive their roles can be grouped into four different types: the long-term strategic, the short-term technical, the passive-complaisant, and the active-vigilant. In general terms, Chilean public relations practitioners distance themselves from the passive-complaisant role, giving greater importance to the other three. The findings also reveal that gender, education level, job commitment, perceived autonomy, organization type, and geographical location are the factors that better predict Chilean PR professional roles, while hierarchy level and organization's reach do not directly affect their perceptions. 相似文献