全文获取类型
收费全文 | 19362篇 |
免费 | 632篇 |
国内免费 | 16篇 |
专业分类
财政金融 | 1142篇 |
工业经济 | 965篇 |
计划管理 | 7528篇 |
经济学 | 1545篇 |
综合类 | 4299篇 |
运输经济 | 156篇 |
旅游经济 | 486篇 |
贸易经济 | 1758篇 |
农业经济 | 664篇 |
经济概况 | 1467篇 |
出版年
2025年 | 115篇 |
2024年 | 222篇 |
2023年 | 221篇 |
2022年 | 284篇 |
2021年 | 354篇 |
2020年 | 440篇 |
2019年 | 335篇 |
2018年 | 238篇 |
2017年 | 324篇 |
2016年 | 292篇 |
2015年 | 468篇 |
2014年 | 1651篇 |
2013年 | 1868篇 |
2012年 | 2033篇 |
2011年 | 2777篇 |
2010年 | 2153篇 |
2009年 | 1139篇 |
2008年 | 1084篇 |
2007年 | 868篇 |
2006年 | 772篇 |
2005年 | 587篇 |
2004年 | 457篇 |
2003年 | 355篇 |
2002年 | 236篇 |
2001年 | 298篇 |
2000年 | 201篇 |
1999年 | 92篇 |
1998年 | 44篇 |
1997年 | 43篇 |
1996年 | 25篇 |
1995年 | 9篇 |
1994年 | 7篇 |
1993年 | 1篇 |
1992年 | 6篇 |
1991年 | 3篇 |
1990年 | 1篇 |
1985年 | 2篇 |
1983年 | 3篇 |
1982年 | 1篇 |
1981年 | 1篇 |
排序方式: 共有10000条查询结果,搜索用时 15 毫秒
1.
Reza Espahbodi Hassan Espahbodi 《Journal of Contemporary Accounting and Economics》2019,15(2):158-166
This paper examines the cumulative market reaction to the events related to deferral of internal control audit requirement under the Sarbanes-Oxley Act of 2002 and its elimination under the Dodd-Frank Act of 2010 for nonaccelerated filers (small firms). We document that small firms experienced negative cumulative abnormal returns around these events; and the differences between the cumulative abnormal returns for small firms and the two control groups (accelerated and large accelerated filers) were negative and significant at the 1% level. These results support the notion that market participants value the reliability of financial information irrespective of the firm size. Within the small firms, we find no firm characteristic significantly explains the market reaction to the events considered. That is, all small firms lost market value in reaction to the events that delayed and eliminated their internal control audit requirement. 相似文献
2.
Reiko Aoki 《Economic Theory》2003,21(2-3):653-672
We show how credible revelation and ability to commit to quality choice effect equilibrium qualities and welfare when product
market is either Bertrand or Cournot competition. We show that results depend on the type of competition but not generally
on the cost of quality function. We show that with Bertrand competition, the equilibrium qualities are lower with credible
commitment. Competition is moderated and producer surplus is higher and consumer surplus lower. With Cournot competition,
higher quality will be better but lower quality will be worse with credible commitment. Consumer surplus is always greater
with credible commitment and if cost does not increase too quickly with quality, producer surplus will also increase. Thus
credible commitment is a collusive device with Bertrand competition but it can improve social welfare with Cournot competition.
Received: February 8, 2000; revised version: February 14, 2002
RID="*"
ID="*" The idea of this paper originated in the weekly workshops of Mordecai Kurz at Stanford. I am forever in debted to Mordecai
and fellow students – Luis Cabral, Peter DeMarzo, John Hillas, Michihiro Kandori, Steve Langois, Patrick McAllister, Steve
Sharpe, Peter Streufert, Steve Turnbull and Gyu-Ho Wang – for their criticism and encouragement. I also benefited from comments
from Yi-Heng Chen, Jin-Li Hu, Kala Krishna, Jinji Naoto, Thomas J. Prusa, and Shyh-Fang Ueng at various later stages of this
work. Last but not least, I am grateful for the detailed comments of the referee. 相似文献
3.
Mohammad Asghari Jafarabadi Iman Dianat 《International journal of injury control and safety promotion》2018,25(2):222-228
To evaluate the quality of reporting in published randomized controlled trials (RTCs) in the field of fall injuries. The 188 RTCs published between 2001 and 2011, indexed in EMBASE and Medline databases were extracted through searching by appropriate keywords and EMTree classification terms. The evaluation trustworthiness was assured through parallel evaluations of two experts in epidemiology and biostatistics. About 40%–75% of papers had problems in reporting random allocation method, allocation concealment, random allocation implementation, blinding and similarity among groups, intention to treat and balancing benefits and harms. Moreover, at least 10% of papers inappropriately/not reported the design, protocol violations, sample size justification, subgroup/adjusted analyses, presenting flow diagram, drop outs, recruitment time, baseline data, suitable effect size on outcome, ancillary analyses, limitations and generalizability. Considering the shortcomings found and due to the importance of the RCTs for fall injury prevention programmes, their reporting quality should be improved. 相似文献
4.
Jon D. Wisman 《Journal of economic issues》2013,47(1):227-230
The Center for Medicare and Medicaid Services (CMS) created the Hospital Compare Program in 2003 to increase transparency between healthcare providers and consumers. Implemented in 2005, this transparency consists of hospitals' collecting and making publicly available a set of hospital quality score measures. The CMS induced participation by financially penalizing hospitals that did not publicly report a specific subset of these measures (called “starter” measures). Three years into the program, the penalty for non-reporting both the starter measures and other (“non-starter”) measures was increased. I use a difference-in-differences methodology to analyze the effect of the increased CMS penalty on the likelihood that a hospital publicly reported its starter and non-starter measure scores. I find that the penalty had an economically and statistically insignificant effect on the probability that a hospital publicly reported its starter scores, but a statistically significant 8.0 percent effect (p-value<0.01) on whether it reported its non-starter scores. These findings are robust to a series of alternative empirical specifications. 相似文献
5.
以应用型本科院校铜陵学院为例,文章从课程体系、教学改革、实验教学、教材建设等几个方面总结、分析计算机系对"管理信息系统"所进行的课程教学改革,结果发现,无论在培养学生分析解决问题的能力方面,还是在增强学生实际应用及操作能力方面,课程教学改革都取得了较好的效果。 相似文献
6.
张雪婷 《桂林旅游高等专科学校学报》2009,(4):497-503
关注游客对民俗旅游产品的体验需求,有利于做好游客的体验管理,提升游客的体验质量,实现少数民族地区民俗旅游产品的可持续发展。以体验经济为时代背景,从游客体验角度出发,在梳理旅游体验质量影响要素的基础上,提出少数民族地区民俗旅游产品游客体验质量要素体系的理论模型假设;通过随机抽样的调查方式,采用因子分析和方差分析方法,构建了少数民族地区民俗旅游产品游客体验质量要素体系,包括产品体验、环境体验、管理体验和个人能力4个主要素;并在此基础上,提出了凤凰民俗旅游产品游客体验管理对策,即打造核心体验产品、构筑完美体验环境、加强全面体验管理和高度挑战个人能力。 相似文献
7.
专业合作社成员在空间分布上呈现出明显的地缘性特征,使得合作社对生猪质量控制具有天然的优势,但仍无法避免成员“搭便车”的困境。文章以奥尔森的集体行动理论为指导,设计了选择性激励、允许成员异质性以及强制措施等治理机制,并通过对金诚众和合作社的案例分析,提出扶持合作社进行生猪品牌建设,提高生猪抽检比例,加强猪肉产品的认证管理等政策建议。 相似文献
8.
9.
龙剑梅 《湖南经济管理干部学院学报》2010,(3):103-105
课堂传播活动中学生对知识信息的需要系统,与外在环境和社会发展处于相互作用之中,既是动态的,也是分层的;其主导需要对社会具有提醒作用,并在其群体内部引领走向;其易于受到具有流行性特征的社会文化心理的"干扰",必须予以引导和纠偏。 相似文献
10.
办学模式的多样性给成人高等教育教学质量提出更高的要求,构建科学的评价体系是保障成人高等教育函授毕业生质量的关键环节。从普通高校函授站毕业生质量评价的基本原则、指标体系及保障机制方面,对高校函授站毕业生质量管理作些有益的探索。 相似文献