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81.
This study employs a panel data set that combines information obtained from media content analysis, micro-level survey data, and macroeconomic variables to investigate the impact of media coverage on individual perceptions of job insecurity in Germany. Estimates indicate that these perceptions increase in years with greater quantity of news reporting. This volume effect is larger for socio-demographic groups with a generally low incidence of insecurity perceptions (e.g., highly educated and remunerated employees), which implies that unequally distributed perceptions converge when media coverage is strong. Moreover, the results suggest that information processing is subject to an optimism bias.  相似文献   
82.
This study examined immigrants’ support for social spending. We tested the dominant self‐interest hypothesis for a number of immigrant groups in the Netherlands with highly varying socio‐economic positions. We additionally examined the effect of immigrants’ group interest by testing the relevance of in‐group immigrant benefit participation rates and their effect on support for social spending. In this article, we discuss how immigrants’ sense of belonging to a group affects the association between immigrants’ self‐ and group interests in welfare and their support for social spending. We found that self‐interest has explanatory relevance, but that this is strongly correlated with level of income. Results showed weak support for the effect of group interest. Instead of the expected moderation effects of sense of belonging on the self‐ and group‐interest explanations of support for social spending, the results showed a direct effect of sense of belonging on support for social spending.  相似文献   
83.
Next to value creation, the value protection function of the Board of Directors is a widely accepted fact. Nevertheless, the current literature struggles to show a positive impact of the Board Value Protection (BVP) on firm performance. We use the decision rights model of board functions and argue the difference between board member roles (insider vs independent) and functions, to isolate the BVP from other director functions. By using the German context as a natural setting, we can isolate the BVP and show how it evolves with the firm lifecycle and owner motivations. Based on a sample of 446 initial public offerings (IPOs) from 1995 to 2015, our results show that the importance of BVP in young firms decreases with age, increases in mature firms and that this effect is stronger in family firms.  相似文献   
84.
Luke Ignaczak  Marcel Voia 《LABOUR》2011,25(1):97-125
Popular perception holds that average employment durations have declined in recent decades. However, most studies conclude that the proportion of long‐term employment relationships has remained remarkably stable over time. To shed light on this discrepancy we use distribution analysis to systematically track changes in Canadian employment durations over the second half of the 20th century. The analysis reveals that earlier cohorts were more likely to have longer employment durations than later cohorts and that there are shifts in proportions between longer and shorter work episodes with employment durations declining sharply for men and mixed results for women.  相似文献   
85.
The self as risk taker: a cultural theory of contagion in relation to AIDS   总被引:2,自引:0,他引:2  
Some people are prepared to take high risks with their lives and those of others. Should this be surprising? Is it more normal to be risk-taking? Or risk averse? The argument below will be that the risk taking facet and the risk-averse facet of the personality each emerges in the course of a public debate on freedom and control. It is not psychology but anthropology that shows how the community forces sharp and clear ideas about the self upon its members.  相似文献   
86.
87.
Using data from the 2004 Survey of Health, Ageing and Retirement in Europe, this paper investigates older workers’ perceptions of job security in eleven countries. We describe cross-national patterns and estimate multilevel models to analyse individual and societal determinants of self-perceived job security in the older labour force. While there are considerable cross-country variations around a median value of 23% of workers aged 50 or older ranking their job security as poor, none of our suggested macro-level explanatory variables—employment rate, employment protection legislation, mean level of general social trust, and proportion disapproving of working beyond age 70—bears statistically significant associations with individuals’ job security. We find some indication, however, that the various societal factors considered here might contribute jointly to explaining the observed cross-national variation. Future research should aim at identifying statistically more powerful indicators of the supposed multilevel relationship between social context and older workers’ perceptions of job security. Moreover, supplementary findings indicate that further attention should be paid to the gender dimension of job insecurity.  相似文献   
88.
When tables contain missing values, statistical models that allow the non-response probability to be a function of the intended response have been proposed by several researchers. We investigate the properties of these methods in the context of a survey of the sexual behaviour of university students. Profile likelihoods can be computed, even when models are not identified and saturated profile likelihoods (making no assumptions about the non-response mechanism) are derived. Bayesian approaches are investigated and it is shown that their results may be highly sensitive to the prior specification. The proportion of responders answering 'yes' to the question 'have you ever had sexual intercourse?' was 73%. However, different assumptions about the non-responders gave proportions as low as 46% or as high as 83%. Our preferred estimate, derived from the response-saturated profile likelihood, is 67% with a 95% confidence interval of 58–74%. This is in line with other studies on response bias in the reports of young people's sexual behaviour that suggest that the respondents overrepresent the sexually active.  相似文献   
89.
This study explores the relationship between transformational leadership and volunteer firefighter engagement. Using responses from 213 volunteer firefighters, structural equation modeling reveals a positive relationship between transformational leadership and volunteer engagement, which is mediated by both group identification and perceived social impact. In addition, higher volunteer engagement is positively related to a firefighter's intention to continue volunteering and to recruit others. Taken together, the results indicate that transformational leaders achieve positive volunteer outcomes by strengthening the organizational ties of volunteers and by connecting volunteers with the prosocial impact of their work. Theoretical implications for transformational leadership research in volunteer settings as well as practical recommendations for a sustainable volunteer management are provided.  相似文献   
90.
Investigations of urbanization effects on birds have focused mainly on breeding traits expressed after the nest-building stage (e.g. first-egg date, clutch size, breeding success, and offspring characteristics). Urban studies largely ignored how and why the aspects of nest building might be associated with the degree of urbanization. As urban environments are expected to present novel environmental changes relative to rural environments, it is important to evaluate how nest-building behavior is impacted by vegetation modifications associated with urbanization. To examine nest design in a Mediterranean city environment, we allowed urban great tits (Parus major) to breed in nest boxes in areas that differed in local vegetation cover. We found that different measures of nest size or mass were not associated with vegetation cover. In particular, nests located adjacent to streets with lower vegetation cover were not smaller or lighter than nests in parks with higher vegetation cover. Nests adjacent to streets contained more pine needles than nests in parks. In addition, in nests adjacent to streets, nests from boxes attached to pine trees contained more pine needles than nests from boxes attached to other trees. We suggest that urban-related alterations in vegetation cover do not directly impose physical limits on nest size in species that are opportunistic in the selection of nesting material. However, nest composition as reflected in the use of pine needles was clearly affected by habitat type and the planted tree species present, which implies that rapid habitat change impacts nest composition. We do not exclude that urbanization might impact other aspects of nest building behaviour not covered in our study (e.g. costs of searching for nest material), and that the strengths of the associations between urbanization and nest structures might differ among study populations or species.  相似文献   
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