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131.
Drawing on evolutionary psychology, social exchange styles were conceptualized in terms of two dimensions of individual differences in approaching exchange relationships: Benefit‐seeking and cost‐vigilance. In Study 1, a principal components analysis of the Social Exchange Styles Questionnaire (SESQ) in 156 undergraduates confirmed the presence of two dimensions that were very similar to the expected dimensions: Equitable alliance building (EAB) and vigilant alliance management (VAM). The SESQ scales showed good internal consistency and construct validity. Multiple regressions confirmed that social exchange styles were distinct from other personality variables. In Study 2, multilevel modelling conducted on 45 small work groups demonstrated that EAB positively predicted members' subjective performance, while VAM positively predicted objective performance. Theoretical questions and future research directions are discussed. Copyright © 2010 John Wiley & Sons, Ltd.  相似文献   
132.
The essay starts by questioning how the debate at the dam over the Hao River between Zhuang Zi and Hui Zi arose. It describes the source of ideas that led Zhuang Zi to speak on the enjoyment of the fish (yuzhile 鱼之乐) and points out that the meaning of the debate rests in bringing about the emergence of the true subject of “enjoyment.” It highlights this meaning by analyzing the essential content and value orientation of Zhuang Zi’s ideas on the joy of heaven (tian le 天乐) and perfect enjoyment (zhile 至乐). Following up on this thread, the essay goes further to analyze the true meaning of Zhuang Zi’s theory concerning the “great speech” of “non-speaking.” This essay holds that the debate is a parable, an external representation that unfolds an internal tension between two different levels contained within Zhuang Zi’s thought, rather than simply a debate between these two thinkers.  相似文献   
133.
中介效应的检验方法和效果量测量:回顾与展望   总被引:3,自引:0,他引:3       下载免费PDF全文
通过中介效应检验方法之间的比较和效果量指标之间的比较,建议放弃将总效应c显著作为中介效应检验的前提条件,放弃基于直接效应c'显著性的完全和部分中介的提法,推荐使用偏差校正的百分位Bootstrap法直接对中介效应ab进行检验,使用κ2Rmed2等中介效果量指标并报告效果量的置信区间。作为示例,用R软件的MBESS软件包对某消防员饮食健康调查进行了中介效应检验和效果量测量。随后展望了中介效应检验方法和效果量测量的拓展方向。  相似文献   
134.
蔡艳  丁树良  涂冬波  戴海琦 《心理科学》2012,35(6):1497-1501
传统上,群体评估都是以个体的评估结果的平均值为基础进行的。而群体水平IRT理论则可以避开对个体的评估,直接实现对群体的评估,它具有许多传统方法难以企及的优点。本文将群体水平IRT模型应用于2007年某省高考英语阅读理解的410所学校的能力评估,评估结果发现:410所学校的英语阅读理解能力几乎都在[-1,1]区间内,没有能力极高或极低的学校。对这些学校而言,测验中所有项目的难度较易,区分度适中。所有的评估结果与IRT模型的评估结果在 的水平上相关显著,表明GIRT模型在实践中是可以选择的一种群体评估方法。  相似文献   
135.
The “co-familiality” criterion for an endophenotype has two requirements: (1) clinically unaffected relatives as a group should show both a shift in mean performance and an increase in variance compared with controls; (2) performance scores should be heritable. Performance on the antisaccade task is one of several candidate endophenotypes for schizophrenia. In this paper we examine whether the various measures of performance on the standard version of the antisaccade task meet the co-familiality criterion for an endophenotype. The three measures of performance—reflexive saccade errors, latency of correct antisaccades, and gain—show a wide range of effect sizes and variance ratios as well as evidence of significant or near significant heterogeneity. The estimated mean effect sizes [Cohen’s d: error rate: 0.34 (SD: 0.29); latency: 0.33 (SD: 0.30); gain: 0.54 (SD: 0.38)] are significantly greater than 0, but the magnitude of the departures from 0 is relatively small, corresponding to modest effect sizes. The width of the 95% confidence intervals for the estimated effect sizes (error rate: 0.2–0.49; latency: 0.17–0.50; gain: 0.23–0.85) and the coefficients of variation in effect sizes (error rate: 85.3%; latency: 90.9%; gain: 68.4%) reflect heterogeneity in effect sizes. The effect sizes for error rate showed statistically significant heterogeneity and those for latency (P = .07) and gain (P = .09) showed a trend toward heterogeneity. These results indicate that the effect sizes are not consistent with a single mean and that the average effect size may be a biased estimate of the magnitude of differences in performance between relatives of schizophrenics and controls. Relatives of schizophrenics show a small but significant increase in variance in error rate, but the confidence interval is broad, perhaps reflecting the heterogeneity in effect size. The variance ratios for latency and gain did not differ in relatives of schizophrenics and controls. Performance, as measured by error rate, is moderately heritable. The data do not provide compelling support for a consistent shift in mean or variance in relatives of schizophrenia patients compared with nonpsychiatric controls, both of which are required for a major gene involved in co-familial transmission. This set of findings suggests that although intra-familial resemblance in antisaccade performance is due in part to genetic factors, it may not be related to a schizophrenia genotype. Based on the current literature, it would be premature to conclude that any of the measures of antisaccade performance unambiguously meets the co-familiality criterion for an endophenotype.  相似文献   
136.
As we navigate a world full of uncertainties and risks, dominated by statistics, we need to be able to think statistically. Very few studies investigating people's ability to understand simple concepts and rules from probability theory have drawn representative samples from the public. For this reason we investigated a representative sample of 1000 Swiss citizens, using six probabilistic problems. Most reasoned appropriately in problems representing pure applications of probability theory, but failed to do so in approximations of real‐world scenarios – a disparity we replicated in a sample of first‐year psychology students. Additionally, education is associated with probabilistic numeracy in the former but not the latter type of problems. We discuss possible reasons for these task disparities and suggest that gaining a comprehensive picture of citizens' probabilistic competence and its determinants requires using both types of tasks. Copyright © 2008 John Wiley & Sons, Ltd.  相似文献   
137.
When individuals embark on their careers they not only become acculturated into their occupational sectors' day‐to‐day norms and practices, but also their taxpaying ones. Although the research on taxpaying cultures is still in its infancy, understanding more about taxpaying cultures could improve our understanding of the processes underlying tax compliance. To this end, this study aimed to build a detailed picture of the taxpaying culture (i.e. the norms and values) of one business sector—the hairdressing/beauty industry. Nineteen small business and self‐employed hairdressers/beauticians were interviewed and a variant of Grounded theory was used to uncover the main themes that ran through the interviews as a whole. The main themes that emerged—which appear to characterize this sector's culture—include a reliance on accountants/tax advisors, the notion of an acceptable level of cash‐in‐hand payments, and the use of different mental accounts for different types of income. Although some of these themes have already arisen in the small business literature they have often been couched in individualistic terms. We build a case that these issues are more cultural than individual—they are tied to occupational group membership as they are socially constructed within occupational groups and are a key component of the group's taxpaying culture. Implications and directions for future research are discussed. Copyright © 2007 John Wiley & Sons, Ltd.  相似文献   
138.
139.
Two experiments evaluated the source(s) of emergent differential sample behavior in pigeons. Initially, pigeons learned two-sample, two-alternative symbolic matching in which different patterns of sample responding were required to produce the comparisons. Afterwards, two other samples nominally identical to the comparisons were added to the matching task. On new-sample trials, completion of either sample-response requirement produced comparison alternatives which were either the same as or different from the alternatives on the familiar-sample trials. Differential responding to the new samples developed only when the comparisons were the same as the familiar samples. The results are consistent with acquired sample equivalence and adventitious reinforcement accounts of emergent sample behavior and are inconsistent with bidirectional transfer (symmetry) between the response patterns explicitly required to the originally trained (familiar) samples and the subsequently reinforced comparisons.  相似文献   
140.
趋利避害是生物的本能。《管子·禁藏》云:夫凡人之情, 见利莫能勿就, 见害莫能勿避。“两利相权取其重, 两害相权取其轻”是规范性决策理论的一基本原则。本研究以金钱作为奖赏或惩罚刺激, 检验人们能否理性地遵循“价值最大化”原则。在实验中, 主试以检查硬币生产年代的数目为由, 让被试逐枚地感受两个金钱序列:10元硬币序列(由20枚五角硬币组成)和10.3元硬币序列(由20枚五角硬币和3枚一角硬币组成),随后评定获得(或损失)各金钱序列的高兴(或不高兴)程度, 并从中选择一金钱序列(与硬币等值的金钱)作为其奖赏(或惩罚)。实验为2 (3枚一角硬币在序列首vs. 3枚一角硬币在序列尾)´2(先检查10元硬币序列vs. 先检查10.3元硬币序列)´2(损失vs. 获得)三因素设计, 每种条件随机分配15名商学院学生被试。结果表明, 被试倾向选择获益少(10元)和损失多(-10.3元)的金钱序列; 且获益大(10.3元)时高兴程度小, 损失小(-10元)时不高兴程度大。这一结果意味着:“聊”并不胜于“无”,反而是“无”胜于“聊”。其中, 伴随着违背价值最大化原则所产生的情感亦有悖逻辑。负性情感的引发一般有其“逻辑正确”的原因(如, 无惠而不乐); 而引发本研究负性情感的原因实属“逻辑错误”(如, 惠多而不乐)。这种不曾被定义而类似于“冤”的情感不仅见于个人,也见于民族、国家间的持续交往, 值得进一步研究。  相似文献   
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