全文获取类型
收费全文 | 4412篇 |
免费 | 159篇 |
国内免费 | 60篇 |
专业分类
财政金融 | 364篇 |
工业经济 | 270篇 |
计划管理 | 1193篇 |
经济学 | 650篇 |
综合类 | 745篇 |
运输经济 | 44篇 |
旅游经济 | 162篇 |
贸易经济 | 667篇 |
农业经济 | 150篇 |
经济概况 | 386篇 |
出版年
2024年 | 11篇 |
2023年 | 127篇 |
2022年 | 91篇 |
2021年 | 136篇 |
2020年 | 186篇 |
2019年 | 154篇 |
2018年 | 118篇 |
2017年 | 121篇 |
2016年 | 117篇 |
2015年 | 108篇 |
2014年 | 295篇 |
2013年 | 543篇 |
2012年 | 350篇 |
2011年 | 450篇 |
2010年 | 335篇 |
2009年 | 216篇 |
2008年 | 278篇 |
2007年 | 178篇 |
2006年 | 195篇 |
2005年 | 146篇 |
2004年 | 110篇 |
2003年 | 103篇 |
2002年 | 63篇 |
2001年 | 49篇 |
2000年 | 44篇 |
1999年 | 38篇 |
1998年 | 14篇 |
1997年 | 19篇 |
1996年 | 15篇 |
1995年 | 1篇 |
1994年 | 3篇 |
1993年 | 2篇 |
1992年 | 5篇 |
1991年 | 1篇 |
1986年 | 1篇 |
1985年 | 2篇 |
1984年 | 6篇 |
排序方式: 共有4631条查询结果,搜索用时 15 毫秒
41.
Shurojit Chatterji 《Economic Theory》2002,20(4):837-847
Summary. This paper provides conditions for the almost sure convergence of the least squares learning rule in a stochastic temporary
equilibrium model, where regressions are performed on the past values of the endogenous state variable. In contrast to earlier
studies, (Evans and Honkapohja, 1998; Marcent and Sargent, 1989), which were local analyses, the dynamics are studied from
a global viewpoint, which allows one to obtain an almost sure convergence result without employing projection facilities.
Received: April 7, 2001; revised version: September 5, 2001 相似文献
42.
Katarina Elofsson 《Environmental and Resource Economics》2007,36(2):143-162
Unilateral abatement is sometimes advocated in order to set a good example that will make other countries follow. The aim
of this paper is to investigate whether existence of correlated cost uncertainty provides an incentive for a country to undertake
unilateral abatement. The theoretical model is driven by two main mechanisms; first, a learning effect, as the follower country
might reduce its risk premium as it can observe the cost level in the leader country. Second, there is the public good effect,
i.e., the marginal benefit of abatement declines when abatement is a public good and other countries contribute to pollution
reductions. Results shows that unilateral abatement would be efficient in reducing uncertainty about the unit costs of abatement
if a country with low cost uncertainty would undertake abatement first, while a country with initially high cost uncertainty
would follow. However, countries may prefer to act simultaneously because of the larger uncertainties that are inherent in
a sequential game.
相似文献
43.
黄俐丽 《浙江工商职业技术学院学报》2007,6(1):82-84
本文通过对某高职院校非英语专业学生英语学习的自主性、元认知、兴趣、动机、自信度、焦虑度测试的分析研究表明:英语学习的自主性和性别及英语的学习成绩、兴趣、动机、自信度有非常显著的正相关性,而和英语学习元认知没有相关性,同时和英语学习焦虑度有非常显著的负相关性,从而为构建有效的培养英语学习自主性的教学模式提供依据,并就此提出若干提高学生英语学习自主性的建议。 相似文献
44.
二级城市发展现代服务业的困境和解决途径--以苏州、无锡、杭州为例 总被引:2,自引:0,他引:2
近年来,我国大都市区中的二级城市在制造业的支撑下获得了快速发展,形成了制造业和首位城市水平分工,现代服务业高度依赖首位城市的产业分工格局.本文从维持二级城市经济持续成长的角度出发,以上海都市区的三座特大二级城市苏州、无锡和杭州为例,研究了二级城市现代服务业发展的现状,分析了二级城市现代服务业发展的限制性因素,从市场、优先发展的部门、产业组织、制度环境的营造等方面探讨了加速二级城市现代服务业发展的可能途径. 相似文献
45.
研究由多个制造商与一个零售商组成的分销系统,他们以各自的利润最大化为目标,制造商给零售商提供奖金激励,零售商提供对应于奖金激励的服务水平,制造商需要进行为零售商提供多大奖金激励的决策。利用强化学习的启发式学习算法来优化制造商应提供的最优奖金激励。 相似文献
46.
评价指标体系在经济责任审计中的应用 总被引:2,自引:0,他引:2
将评价指标体系应用于经济责任审计可避免审计的随意性和不同审计人员审计的不一致性,本文以高等院校为主体从合法合规性、效益性、目标性等方面设计了经济责任评价指标体系。 相似文献
47.
Summary. We consider an environment where individuals sequentially choose among several actions. The payoff to an individual depends on her action choice, the state of the world, and an idiosyncratic, privately observed preference shock. Under weak conditions, as the number of individuals increases, the sequence of choices always reveals the state of the world. This contrasts with the familiar result for pure common-value environments where the state is never learned, resulting in herds or informational cascades. The medium run dynamics to convergence can be very complex and non-monotone: posterior beliefs may be concentrated on a wrong state for a long time, shifting suddenly to the correct state.Received: 6 January 2005, Revised: 5 May 2005, JEL Classification Numbers:
C72, D82.Jacob K. Goeree: Correspondence toFinancial support from the National Science Foundation NSF (SBR-0098400 and SES-0079301) and the Alfred P. Sloan Foundation is gratefully acknowledged. We thank Richard McKelvey posthumously for insights and conjectures about information aggregation that helped shape our thinking about the problem. We also acknowledge helpful comments from Kim Border, Tilman Börgers, Bogachen Celen, Luis Corchon, Matthew Jackson and seminar participants at University College London, the University of Arizona, Universitat Autonoma de Barcelona, the California Institute of Technology, the 2003 annual meeting of ESA in Pittsburgh, the 2003 Malaga Workshop on Social Choice and Welfare Economics, the 2003 SAET meetings in Rhodos, and the 2003 ESSET meetings in Gerzensee. 相似文献
48.
基于互惠合作的供应链合作关系稳定机制研究 总被引:1,自引:0,他引:1
首先应用强化学习算法对供应链合作关系的稳定机制进行研究;其次从生物学的角度研究了供应链合作关系中的互惠利他合作行为;最后利用计算机进行了系统仿真.研究得出:只要供应链合作关系中存在互惠利他型的企业,不管其所占的比重有多大,该企业都会通过强化学习使得互惠利他行为在供应链中扩散开来,最终达到企业间合作的一种稳定状态. 相似文献
49.
Filipe M. SantosAuthor Vitae 《Technological Forecasting and Social Change》2003,70(7):687-715
What are the most effective learning strategies for firms given the characteristics of their knowledge environment? This paper addresses this question by documenting the major changes in the knowledge environment of the pharmaceutical industry, with a particular emphasis on the period since the emergence of biotechnology, and discussing the related changes in the learning strategies of established pharmaceutical firms. Both the historical analysis and a review of the empirical research on organizational learning and knowledge transfer reveal a strong emphasis of firms on external learning through interfirm collaborations and sourcing of external knowledge. This learning strategy seems to be driven by the speed, uncertainty, and dispersion of knowledge developments in the industry. Studying the connections between the knowledge environment and the effectiveness of organizational learning processes is important to understand organizational change and adaptation, and is an area of research that deserves further attention. 相似文献
50.
从元认知理论出发,笔者探讨了元认知与英语自主学习的内在联系,旨在为高职英语教学改革,学生英语自主学习能力的培养提供切实可行的教学策略. 相似文献