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421.
Bognar G 《Kennedy Institute of Ethics journal》2011,21(1):1-23
Cost-effectiveness analysis is the standard analytical tool for evaluating the aggregate health benefits of treatments and health programs. According to a common objection, however, its use may lead to unfair discrimination against people with disabilities. Since the disability discrimination objection is seldom articulated in a precise way, I first provide a formulation that avoids some implausible implications. Then I turn to the standard defense of cost-effectiveness analysis and argue that it does not succeed. But this does not settle the question of whether the use of cost-effectiveness analysis leads to unfair discrimination. Rather, it shows that the controversy should be approached in a different way. Thus, I conclude by outlining an alternative strategy for answering the question. 相似文献
422.
Quiet-eye training for soccer penalty kicks 总被引:1,自引:0,他引:1
Anxiety has been shown to disrupt visual attention, visuomotor control and subsequent shot location in soccer penalty kicks.
However, optimal visual attention has been trained in other far aiming skills, improving performance and resistance to pressure.
We therefore asked a team of ten university soccer players to follow a quiet eye (QE; Vickers 1996) training program, designed to align gaze with aiming intention to optimal scoring zones, over a 7-week period. Performance
and gaze parameters were compared to a placebo group (ten players) who received no instruction, but practiced the same number
of penalty kicks over the same time frame. Results from a retention test indicated that the QE-trained group had more effective
visual attentional control, were significantly more accurate, and had 50% fewer shots saved by the goalkeeper than the placebo
group. Both groups then competed in a penalty shootout to explore the influence of anxiety on attentional control and shooting
accuracy. Under the pressure of the shootout, the QE-trained group failed to maintain their accuracy advantage, despite maintaining
more distal aiming fixations of longer duration. The results therefore provide only partial support for the effectiveness
of brief QE training interventions for experienced performers. 相似文献
423.
Greg J. Neimeyer Jennifer M. Taylor Douglas M. Wear Aysenur Buyukgoze-Kavas 《Counselling psychology quarterly》2011,24(1):43-53
How special are the specialties? Although clinical and counseling psychology each have distinctive origins, past research suggests their potential convergence across time. In a survey of 5666 clinical and counseling psychologists, the similarities and differences between their workplace settings were examined during early-, mid-, and late-career phases to explore the distinctiveness of the two specialties. Overall, clinical and counseling psychologists reported markedly similar workplace settings. However, some significant differences remained; a greater proportion of counseling psychologists reported working in counseling centers, while a greater proportion of clinical psychologists reported working in medical settings. In addition, during late-career, substantially more counseling and clinical psychologists worked in independent practice contexts than in community mental health centers, medical settings, academia, or university counseling centers. Findings are discussed in relation to the ongoing distinctiveness of the two specialties and the implications of this for training and service in the field of professional psychology. 相似文献
424.
The authors use a multilevel framework to introduce peer-based control as a motivational state that emerges in self-managing teams. The authors specifically describe how peer-based rational control, which is defined as team members perceiving the distribution of economic rewards as dependent on input from teammates, extends and interacts with the more commonly studied normative control force of group cohesion to explain both individual and collective performance in teams. On the basis of data from 587 factory workers in 45 self-managing teams at 3 organizations, peer-based rational control corresponded with higher performance for both individuals and collective teams. Results further demonstrated that the rational and normative mechanism of peer-based control interacted to explain performance at both the individual and team levels. Increased peer-based rational control corresponded with higher individual and collective performance in teams with low cohesion, but the positive effects on performance were attenuated in cohesive teams. 相似文献
425.
We review likely neurobiological substrates of cognitions related to fear and anxiety. Cognitive processes are linked to abnormal early activity reflecting hypervigilance in subcortical networks involving the amygdala, hippocampus, and insular cortex, and later recruitment of cortical regulatory resources, including activation of the anterior cingulate cortex and prefrontal cortex to implement avoidant response strategies. Based on this evidence, we present a cognitive-neurobiological information-processing model of fear and anxiety, linking distinct brain structures to specific stages of information processing of perceived threat. 相似文献
426.
Romin W. Tafarodi Yasunori Nishikawa Greg Bonn Hiroaki Morio Ai Fukuzawa Joo Lee 《Journal of Happiness Studies》2012,13(6):969-983
Japanese and Canadian university students were compared on the changes they wanted in their lives. Contrary to their characterization as self-effacingly relational and group-minded, Japanese were no more likely than Canadians to wish for social or collective goods. Rather, Japanese were more likely than Canadians to wish for money or material goods, and less likely than Canadians to wish for better family relations, increased self-understanding, and improved academic performance. Whether these findings reflect dissimilar cultural priorities, unequal opportunities and constraints, or both, is discussed. 相似文献
427.
Combining non-classical (or sub-classical) logics is not easy, but it is very interesting. In this paper, we combine nonclassical logics of negation and possibility (in the presence of conjunction and disjunction), and then we combine the resulting systems with intuitionistic logic. We will find that Kracht's results on the undecidability of classical modal logics generalise to a non-classical setting. We will also see conditions under which intuitionistic logic can be combined with a non-intuitionistic negation without corrupting the intuitionistic fragment of the logic. 相似文献
428.
Many logics in the relevant family can be given a proof theory in the style of Belnap's display logic (Belnap, 1982). However, as originally given, the proof theory is essentially more expressive than the logics they seek to model. In this paper, we consider a modified proof theory which more closely models relevant logics. In addition, we use this proof theory to show decidability for a large range of substructural logics. 相似文献
429.
430.
Brady D. Nelson Ellen M. Kessel Felicia Jackson Greg Hajcak 《Cognitive, affective & behavioral neuroscience》2016,16(1):153-163
There is growing evidence that unpredictability and uncertainty can alter reward system functioning. The present study examined the impact of (1) a task-irrelevant unpredictable relative to predictable context and (2) individual differences in intolerance of uncertainty (IU) on the reward-related positivity (RewP), an event-related potential (ERP) response to monetary gains relative to losses. Specifically, 64 participants listened to predictable and unpredictable tone sequences while electroencephalography was recorded during a monetary gambling task. Participants also completed the Intolerance of Uncertainty Scale, which measures both cognitive distress (prospective IU) and behavioral inhibition (inhibitory IU) elicited by uncertainty, in addition to the Depression Anxiety Stress Scale-21 and Penn State Worry Questionnaire. Results indicated that the RewP was reduced during the unpredictable relative to the predictable context. Greater self-reported anxiety elicited by the unpredictable context was associated with a decreased RewP, and a decreased RewP was associated with poorer lose-shift behavioral adjustment. Furthermore, the RewP mediated the relationship between self-reported anxiety elicited by the unpredictable context and lose-shift behavioral adjustment. The IU subscales demonstrated the opposite relationship with the RewP across both contexts—inhibitory IU was associated with an attenuated RewP and prospective IU was associated with an enhanced RewP. In contrast, anxiety, depression, stress, and worry symptomatology were not associated with the RewP. This is the first study to demonstrate that an unpredictable context and individual differences in the degree to which people cannot tolerate uncertainty impact an ERP measure of reward system functioning. 相似文献