共查询到20条相似文献,搜索用时 15 毫秒
1.
In this paper we study whether “network closure” in the supply chain can explain the heterogeneity observed in firms’ performance. Using unique panel data on trade flows among beef farms in the Italian region of Piedmont, we analyze a sequential supply chain characterized by the co-existence of two production goods: domestic cattle, of lower quality but less risky, and imported cattle, of higher quality but exposed to higher risks. Our findings indicate that network closure, a characteristic commonly linked to the enhancement of trustworthy relations and mutual cooperation, is associated with an increase in the performance of farms adopting the riskier production system. On the other hand, network closure does not affect the performance of farms using the more traditional and mature technology. Thus, trust may promote the use of inputs of superior quality. 相似文献
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Currently, Temporary Assistance for Needy Families (TANF) programs in 32 American states allow low-income childless pregnant single women (CPSW) to receive monthly cash assistance, while 28 states and the District of Columbia use lump-sum payments to divert low-income families from TANF. Past research has not investigated the possible consequences on abortions of these two welfare policies. We construct a theoretical model of low-income CPSW to investigate them. The results of the theory yields the following hypotheses: (1) diversion payments to low-income mothers lower abortion incidence; and (2) diversion payments and CPSW eligibility together raise abortion incidence. We use data from the US Centers for Disease Control and Prevention’s Abortion Surveillance, and a system GMM dynamic panel, two-way fixed-effects empirical model to test our hypotheses. Our empirical results provide statistically significant evidence for the first hypothesis, but not the second. 相似文献
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This study drew on asset theory to explore the influence of microfinance participation on control over resources among women in Bangladesh. The association between microfinance participation and control over resources among women in Bangladesh was examined. Prevalence ratios were estimated for a sample of 9,614 women between the ages of 15 and 49 years drawn from the Bangladesh Demographic and Health Surveys of 2007, 2011, and 2014, controlling for potential confounders, including urban dwelling, the presence of wealth assets, exposure to media, the number of household members, gender of household head, religion, and demographic factors. The results showed that control over resources was positively associated with microfinance participation (PR = 1.03; p < 0.05), upholding asset theory’s prediction that asset accumulation—in this case via microfinance—enhances human capital. 相似文献
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Previous studies of whether unemployment increases suicide rates give mixed results. None of them controlled for an interaction between unemployment and income. This paper tests the hypothesis whether the relationship between unemployment rates and suicide rates vary according to the level of real per capita GDP. We use the cross-country panel fixed effects approach to exclude cross-sectional variations but exploit time-series ones. We support that higher income is associated with higher suicide rates. In particular, the evidence shows that the implied effect of unemployment on suicide rates is positive for countries with higher income. Actually, for countries with lower-income levels, there is a negative impact of unemployment on suicides. 相似文献
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During the last decade, much of political behaviour research has come to be concerned with the impact of the Internet, and more recently social networking sites such as Facebook, on political and civic participation. Although existing research generally finds a modestly positive relationship between social media use and offline and online participation, the majority of contributions rely on cross-sectional data, so the causal impact of social media use remains unclear. The present study examines how Facebook use influences reported political participation using an experiment. We recruited young Greek participants without a Facebook account and randomly assigned a subset to create and maintain a Facebook account for a year. In this paper we examine the effect of having a Facebook account on diverse modes of online and offline participation after six months. We find that maintaining a Facebook account had clearly negative consequences on reports of offline and online forms of political and civic participation. 相似文献
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Nonmarital children account for two fifths of births in the US, and close to two thirds of these children do not live with their fathers by age five. Although nonmarital children primarily live with their mothers, joint legal custody has emerged as an option for their parents. Parents with joint legal custody are expected to make major decisions for their child together, regardless of their prior marital status. This study investigates whether joint legal custody increases child support payments in the first year of a child support order among fathers of nonmarital children who live with their mothers, using a unique sample of court records in 2000–2009 in Wisconsin. It finds consistent and statistically significant positive associations across different methods; joint legal custody is associated with higher child support payments by about $170 a year and a higher compliance ratio by 5 percentage points. Paying child support is only one way nonresident parents can contribute to their children. Therefore, more studies are needed to understand whether and how joint legal custody affects other aspects of parenting and conditions under which it should be encouraged. 相似文献
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Anna Amilon 《Journal of Socio》2009,38(4):630-640
Despite the high degree of flexibility and generosity in Sweden's parental leave program, one fifth of parents are not satisfied with the sharing of parental leave. This paper investigates whether ‘comparison sharing’, the sharing of parental leave by other comparable couples, influences the probability of satisfaction. Results show that comparison sharing impacts satisfaction for women, and that those women who share more equally than their peers are more likely to be satisfied, whereas comparison sharing has no influence on satisfaction for men. Also, parents are less likely to be satisfied if their work situation determines the sharing of parental leave. 相似文献
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Despite a rich knowledge base about infants’ social learning and studies observing social referencing in other species in food contexts, we know surprisingly little about social learning about food among human infants. This gap in the literature is particularly surprising considering that feeding unfamiliar foods to infants is a very common experience as infants begin to eat solid foods. The present study examines whether parental social modeling influences infants’ willingness to accept unfamiliar foods. In two Zoom sessions, parents will be asked to feed unfamiliar foods to their 6- to 24-month-old infants (different unfamiliar foods in each session). In both sessions, infants’ food acceptance and rejection will be measured. In the first session, parents will be asked to do what they would typically do; spontaneous social modeling will be recorded. In the second session, parents will be instructed to model eating the unfamiliar food. We will examine associations between infants’ willingness to eat unfamiliar foods, parent social modeling, and extant parent and infant characteristics. 相似文献
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Faber G Visser S van der Molen HF Kuijer PP Hoozemans MJ Van Dieën JH Frings-Dresen MH 《Work (Reading, Mass.)》2012,41(Z1):4171-4173
Ironworkers frequently perform heavy lifting tasks in teams of two or four workers. Team lifting could potentially lead to a higher variation in peak lumbar compression forces than lifts performed by one worker, resulting in higher maximal peak lumbar compression forces. This study compared single-worker lifts (25-kg, iron bar) to two-worker lifts (50-kg, two iron bars) and to four-worker lifts (100-kg, iron lattice). Inverse dynamics was used to calculate peak lumbar compression forces. To assess the variability in peak lumbar loading, all three lifting tasks were performed six times. Results showed that the variability in peak lumbar loading was somewhat higher in the team lifts compared to the single-worker lifts. However, despite this increased variability, team lifts did not result in larger maximum peak lumbar compression forces. Therefore, it was concluded that, from a biomechanical point of view, team lifting does not result in an additional risk for low back complaints in ironworkers. 相似文献
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David Bartram 《The British journal of sociology》2023,74(5):763-780
Recent research finds that higher inequality reinforces a tendency to see inequality as legitimate, via beliefs about meritocracy. That pattern appears in a cross-sectional analysis—but it is seemingly evident also in a longitudinal analysis: an increase in inequality apparently leads to a stronger perception of a meritocratic process. I reconsider that finding here via an analysis that uses (1) a different set of countries, (2) a different time-period, and (3) different measures of inequality and beliefs about meritocracy. Using data from the European Social Survey on 17 countries from 2008 to 2016, I present results that are in tension with earlier research: an increase in inequality leads people to disagree more strongly with a core meritocratic principle—that is, the idea that large differences in incomes are needed to reward talents and effort. 相似文献
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AimThis article focuses on employee performance-management practices in the healthcare sector. We specifically aim to contribute to a better understanding of the impact of employee performance-management practices on affective well-being of nurses in hospitals. Theory suggests that the features of employee-performance management (planning and evaluation of individual performances) predict affective well-being (in this study: job satisfaction and affective commitment).MethodsPerformance-management planning and evaluation and affective well-being were drawn from a survey of nurses at a Flemish hospital. Separate estimations were performed for different aspects of affective well-being.ResultsPerformance planning has a negative effect on job satisfaction of nurses. Both vertical alignment and satisfaction with the employee performance-management system increase the affective well-being of nurses; however, the impact of vertical alignment differs for different aspects of affective well-being (i.e. job satisfaction and affective commitment).ConclusionPerformance-management planning and evaluation of nurses are associated with attitudinal outcomes. The results indicate that employee performance-management features have different impacts on different aspects of well-being. 相似文献
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ABSTRACTThis qualitative study explored how 36 initially female-partnered mothers defined their own, and their children's, relationships with families who share their unknown sperm donor (i.e., “linked” families). Shared genetics among children were sometimes sufficient to describe relationships among linked families as familial, especially from the children's perspectives. Most women described their own relationships with linked families as significant but not necessarily in traditional family terms. Family terms were sometimes seen as undermining ties to siblings and genetically unrelated mothers. As shared experiences have come to define “chosen family,” definitions of significant relationships must expand to include those defined by shared genetics alone. 相似文献
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We analyze the impact of international outsourcing on income, if the domestic labor market is imperfect, i.e. there is a bilateral bargaining between a firm and a labor union. In our analysis we distinguish between the cases where the parties negotiate over the wage only and where they negotiate over both wage and profit sharing. We find in the first case that outsourcing has an ambiguous effect on the workers’ income, while it increases the workers’ income in the second case. For the optimal amount of international outsourcing, we find that, depending on the wage effect of outsourcing, in a pure wage bargaining system it can be higher or lower than the level where domestic and foreign marginal labor costs are the same. In contrast, in a wage and profit share bargaining system, the amount of outsourcing lies below this level. 相似文献
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In spite of the macro-economic impact of the so-called ‘sharing economy’ there is a nearly complete dearth of contributions from the communication academy to its discourse. More attention is overdue, particularly for the conceptual pressure the ‘sharing economy’ is exerting on the public relations function. The authors propose a reconceptualization of public relations by identifying the constitutive aspects of the sharing economy and bringing together the explanatory concepts ‘circuits of commerce’ and ‘viable matches’ from economic sociology and communicative constitution of organizations theory to develop the notions of ‘deliberate disintermediation’ and ‘circuits of communication’ in public relations. The contention is that by doing this, communicative acts not only contribute meaning in the sharing economy, but have economic value. Furthermore, the sharing economy poses challenges to the traditional forms of organizing public relations functions, but offers opportunities to realize different potential when public relations facilitates circuits of communication and becomes a meta-communicative competence embedded within the organization. 相似文献
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Rasmus Ollroge 《The British journal of sociology》2023,74(5):873-914
Does globalization increase polarization in attitudes toward international trade, immigration, and international organizations? Research from a variety of fields and disciplines assumes this relationship, but empirical studies are few. In this study, I examine whether globalization increases the attitudinal divide between education groups, with education being one of the main characteristics of social stratification distinguishing winners from losers of globalization. I use data from three waves of the National Identity Module of the International Social Survey Programme (ISSP) from 1995 to 2013 covering 29 countries (n = 79,101) to analyze between- and within-country interactions between the level of globalization and education in explaining attitudes toward globalization. The results show that while the attitudinal divide between educational groups is larger in countries with higher levels of globalization (between effect), polarization decreases as the level of globalization increases within countries (within effect), as persons with lower and medium levels of education become more positive toward globalization under increasing levels of globalization. The results are consistent across a wide range of robustness checks, including controlling for occupational class as a further distinction between winners and losers of globalization. The findings suggest that the expectations about a widening attitudinal divide between winners and losers of globalization should be treated with more caution. 相似文献
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The literature on the contributions to poverty reduction of average improvements in living standards vs. distributional changes uses only one measure of well-being – income or expenditure. Given that poverty is defined by deprivation over different dimensions, we explore the role of average improvements and distributional changes in children’s health and nutrition using the height of young children as our measure of well-being. Similar to the income literature, we find that shifts in the mean level of heights, not changes in distribution, account for most improvements in heights. Unlike the literature on income inequality, however, there is a positive association between improvements in average heights and reduced dispersion of those heights. 相似文献
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The rise of the Industrial Revolution is often depicted as a cause of hazardous working conditions and is skillfully epitomized in William Blake's tale of a child chimney sweeper. Conventional wisdom puts firm profit in conflict with occupational safety. We reexamine this argument noting that injuries are very costly to firms because they lead to higher wage premiums, worker compensation, and costly work stoppages. We hypothesize that it is precisely for these reasons that firms in the industries with dangerous working conditions have the strongest incentives to innovate and substitute more capital for labor. Using a longitudinal panel of U.S. industries, we test and confirm our hypothesis that higher injury rates lead to higher capital stock per worker, over time. Moreover, our estimates suggest that firms provide more capital and equipment per worker than what would have been there based solely on the compensating wage differential. 相似文献
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Given the rapid aging of the U.S. population and reductions in federal funding, elder care has become a major issue for many families. This paper focuses on a long-term consequence of elder care by asking how caring for elderly parents affects women's subsequent risks of living in poverty. Using longitudinal data from the Health and Retirement Study, we examine whether and how caregiving for parents in 1991 increases women's risks of living in households with incomes less than the poverty threshold, receiving public assistance, and receiving Medicaid in 1999. Our findings illustrate that caregiving in earlier life raises women's poverty risks in later life by intensifying the negative effects of stopping work and declining health on women's economic well-being. 相似文献