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361.
During organizational restructuring and downsizing, employees often worry about being redundant, actually are redundant, and/or feel unsatisfied with their jobs. Employees, in turn, often react with poor loyalty to and high voluntary exit from the organization. The current study addresses this process from a careers' perspective, showing that career adaptability in the form of employees' career exploration and planning can account for at least some of these relationships. Redundancy fostered employees' career adaptive behaviors while job insecurity inhibited their career planning. Career planning, in turn, positively predicted employees' loyalty to the organization five months later while career exploration negatively predicted employees' loyalty, and positively predicted employees' exit reactions in the form of turnover intentions, job-search behaviors, and actual turnover. Implications and directions for future research are discussed.  相似文献   
362.
I consider some ways in which the Copy Principle (CP) and Hume's nominalism impinge on one another, arguing for the following claims. First, Hume's argument against indeterminate ideas isn't cogent even if the CP is accepted. But this does not vindicate Locke: the imagistic conception of ideas, presupposed by the CP, will force Locke to accept something like Hume's view of the way general terms function, the availability of abstract ideas notwithstanding. Second, Hume's discussion of nominalism provides support for the “old Hume” interpretation, that which takes the CP to be a criterion of meaningfulness, as against the “new Hume” reading, according to which it constrains what we can know. Finally, nominalism forces Hume to adopt a more complicated theory of ideas.  相似文献   
363.
In this paper, the efficiency of conditional maximum likelihood (CML) and marginal maximum likelihood (MML) estimation of the item parameters of the Rasch model in incomplete designs is investigated. The use of the concept of F-information (Eggen, 2000) is generalized to incomplete testing designs. The scaled determinant of the F-information matrix is used as a scalar measure of information contained in a set of item parameters. In this paper, the relation between the normalization of the Rasch model and this determinant is clarified. It is shown that comparing estimation methods with the defined information efficiency is independent of the chosen normalization. The generalization of the method to other models than the Rasch model is discussed. In examples, information comparisons are conducted. It is found that for both CML and MML some information is lost in all incomplete designs compared to complete designs. A general result is that with increasing test booklet length the efficiency of an incomplete design, compared to a complete design, is increasing, as is the efficiency of CML compared to MML. The main difference between CML and MML is seen in the effect of the length of the test booklet. It will be demonstrated that with very small booklets, there is a substantial loss in information (about 35%) with CML estimation, while this loss is only about 10% in MML estimation. However, with increasing test length, the differences between CML and MML quickly disappear.  相似文献   
364.
Recently, Fugate et al. [Fugate, M., Kinicki, A. J., & Ashforth, B. E. (2004). Employability: A psycho-social construct, its dimensions, and applications. Journal of Vocational Behavior, 65(1), 14] defined employability as a psycho-social construct comprised of three dimensions: (i) adaptability; (ii) career identity; and (iii) human and social capital. The aim of the current paper was to empirically test Fugate et al.’s model in a sample of 416 unemployed Australians (n = 126 for longitudinal sample). Specifically, this research explored employability in relation to three aspects of unemployment: (1) self-esteem during unemployment; (2) job search during unemployment; and (3) re-employment (at a 6-month follow-up). Overall, the results of this longitudinal study provide broad support for the psycho-social construct of employability and demonstrate its applicability to the unemployment context.  相似文献   
365.
Differentiability of Kruskal's stress at a local minimum   总被引:1,自引:0,他引:1  
Jan De Leeuw 《Psychometrika》1984,49(1):111-113
It is shown that Kruskal's multidimensional scaling loss function is differentiable at a local minimum. Or, to put it differently, that in multidimensional scaling solutions using Kruskal's stress distinct points cannot coincide.  相似文献   
366.
Most of the factor solutions can be got by minimizing a corresponding loss function. However, up to now, a loss function for the alpha factor analysis (AFA) has not been known. The present paper establishes such a loss function for the AFA. Some analogies to the maximum likelihood factor analysis are discussed.The author is greatly indebted to Prof. Henry F. Kaiser (University of California, Berkeley) for his kind encouragement. He is also indebted to an anonymous referee ofPsychometrika for having confronted him with the problem in 1977. Financial support by the Wiener Hochschuljubiläumsstiftung is gratefully acknowledged.  相似文献   
367.
People are motivated to avoid losses. In the context of politics, studies consistently show that the threat of losses increases support for risky public policies more than the promise of gains. Here, we predict that this loss aversion is calibrated by individual differences related to one’s ability to accommodate resource loss, and we investigate how these individual differences moderate reactions to the threat of losses and the promise of gains. Results from large-N experiments consistently demonstrate that this moderation effect crucially depends on whether the resource loss relates to oneself or one’s group—whether the setting is personal or political. Consistent with classic assumptions, individuals with inferior abilities to cope with resource loss are more loss averse in personal settings. In political settings where group resources are threatened, effects reverse: Individuals with superior resources and a more central position within the group consistently respond more to the prospect of loss. As discussed, these findings have important implications for our understanding of why and for whom the threat of loss motivates risky personal and political choices. By consequence, the findings also shed novel light on the psychological underpinnings of recent risky political events.   相似文献   
368.
There are great goods desired by all of us, and the lack of themmakes for bad lives. One sample of bad African lives involves aloss of 20 million years of living time. The questions raised bythese and other facts are to be answered by the Principle ofHumanity, about bad lives and rationality. It is superior tomorality of relationship and all else, and in a way is undeniable.The principle together with other things issues in six propositions.One gives us a moral responsibility, our politicians at our head,for the terrorism of September 11. To be ordinary is not to beinnocent. Another proposition is that the Palestinians have a moralright to their terrorism. The latter proposition can be given stillmore support than in the book from which this paper derives.  相似文献   
369.
This study investigated the claim that children are not able to judge artistic style when it conflicts with subject matter cues in paintings, using stimulus and methodological controls not employed previously. 6 and 9 year old children and adults were asked to judge which member of a pair of paintings looked like it was painted by the same painter as the target in a matching to sample task. Style choices were always possible and subject matter matches were either not possible because that dimension was controlled in the stimulus set (control), or possible but in conflict with style choices (experimental). The levels of discriminability of style and subject matter differences were varied. For control conditions, we found that performance was poor for all ages when style differences were low in discriminability and subject matter varied across the three stimuli; otherwise it was high. For experimental conditions, we found that irrelevant variation of subject matter was more detrimental if differences on that dimension were highly discriminable. Even the youngest children could make style matches and could do so even when a subject matter match was also possible, suggesting that they are sensitive to artistic style and can focus on that dimension in the face of irrelevant variation on other dimensions. The results are discussed as they relate to earlier claims that children are not able to judge artistic style and to the implications for training that follow from those claims.  相似文献   
370.
A variety of detrimental effects are associated with early parental loss. We examined the relationship between childhood maternal loss and maternal identity among 30 motherless mothers and their 26 matched controls, as well as the psychological health of their firstborns. Motherless mothers reported significantly lower maternal identity. However, firstborns of motherless mothers were no more likely to display psychological symptoms than firstborns of comparison mothers. The findings suggest that early maternal loss may not present risk for cross-generational effects.  相似文献   
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