首页 | 本学科首页   官方微博 | 高级检索  
文章检索
  按 检索   检索词:      
出版年份:   被引次数:   他引次数: 提示:输入*表示无穷大
  收费全文   16730篇
  免费   708篇
  国内免费   322篇
财政金融   2985篇
工业经济   656篇
计划管理   2841篇
经济学   2894篇
综合类   3032篇
运输经济   51篇
旅游经济   101篇
贸易经济   2707篇
农业经济   471篇
经济概况   2022篇
  2024年   49篇
  2023年   276篇
  2022年   205篇
  2021年   431篇
  2020年   551篇
  2019年   406篇
  2018年   400篇
  2017年   433篇
  2016年   485篇
  2015年   483篇
  2014年   1096篇
  2013年   1492篇
  2012年   1352篇
  2011年   1626篇
  2010年   1296篇
  2009年   1373篇
  2008年   1138篇
  2007年   1042篇
  2006年   1051篇
  2005年   744篇
  2004年   518篇
  2003年   403篇
  2002年   255篇
  2001年   208篇
  2000年   138篇
  1999年   86篇
  1998年   70篇
  1997年   52篇
  1996年   35篇
  1995年   12篇
  1994年   14篇
  1993年   7篇
  1992年   7篇
  1991年   7篇
  1990年   3篇
  1989年   3篇
  1988年   1篇
  1987年   1篇
  1985年   1篇
  1984年   3篇
  1983年   2篇
  1982年   2篇
  1981年   3篇
排序方式: 共有10000条查询结果,搜索用时 203 毫秒
51.
Among the economies with a Currency Board System (CBS), Hong Kong (HK) is probably the one with the largest and most developed financial sector, as well as the highest capital mobility. Hence, studying HK’s CBS is not only crucial to HK, but also important for the understanding of the modern CBS. This paper outlines the major monetary reforms in HK since the late 1980s. The impacts of these reforms and the 1997–1998 Asian Financial Crisis are then examined empirically. We focus on the differentials between the US and HK interbank interest rates. We assume the conditional-mean equation follows an autoregressive process and the conditional-variance equation follows a generalized autoregressive conditional heteroscedasticity process. This model captures the time-varying level and volatility of the differential. In light of the empirical results we provide an assessment of the reforms in HK.  相似文献   
52.
Resource‐based theory maintains that intrinsic characteristics of resources and capabilities, such as their tacitness, complexity, and specificity, prevent imitation and thereby prolong exceptional performance. There is little direct evidence to verify these claims, yet a substantial literature encourages firms to formulate competitive strategies around resources with these attributes. Further, work outside the resource‐based tradition suggests that these attributes can slow innovation, and it is not clear when this effect outweighs the benefits of inimitability. This paper seeks to clarify whether and how the complexity, tacitness, and specificity of a firm's knowledge affect the persistence of its performance advantages. We find that the complexity and tacitness of technological knowledge are useful for defending a firm's major product improvements from imitation, but not for protecting its minor improvements. The design specificity of technological knowledge delayed imitation of minor improvements in this study. Copyright © 2002 John Wiley & Sons, Ltd.  相似文献   
53.
The study investigated the effects of perceived product quality and overall satisfaction on purchase intentions. Moreover, the direct and indirect effects of values and involvement on purchase intentions were studied. The study utilized the survey questionnaire and used sport shoes as the product being researched. The sample consisted of 197 students who responded to an anonymous questionnaire. Five hypotheses were tested and four of them were confirmed by the data. Perceived quality had a direct and an indirect effect (through overall satisfaction) on purchase intentions, overall satisfaction had a direct effect on purchase intentions and involvement had an indirect effect on purchase intentions through overall satisfaction and perceived quality. The results of the study provide several theoretical and practical implications.  相似文献   
54.
QUADRATIC TERM STRUCTURE MODELS FOR RISK-FREE AND DEFAULTABLE RATES   总被引:4,自引:0,他引:4  
In this paper, quadratic term structure models (QTSMs) are analyzed and characterized in a general Markovian setting. The primary motivation for this work is to find a useful extension of the traditional QTSM, which is based on an Ornstein–Uhlenbeck (OU) state process, while maintaining the analytical tractability of the model. To accomplish this, the class of quadratic processes, consisting of those Markov state processes that yield QTSM, is introduced. The main result states that OU processes are the only conservative quadratic processes. In general, however, a quadratic potential can be added to allow QTSMs to model default risk. It is further shown that the exponent functions that are inherent in the definition of the quadratic property can be determined by a system of Riccati equations with a unique admissible parameter set. The implications of these results for modeling the term structure of risk-free and defaultable rates are discussed.  相似文献   
55.
56.
This article explores the role of metaphor in product development processes and market making. Based on a sociocognitive perspective of innovation dynamics and required learning by market actors, the potential of metaphors for mental model development during new product development (NPD) processes is investigated. Three roles for metaphors as cognitive focusing devices for the co-evolution of producers' and consumers' mental models are inferred: mental model communication, mental model matching, and mental model creation. These roles are illustrated by examples that reinforce the need for creativity in applying metaphors as cognitive focusing devices in NPD and market making.  相似文献   
57.
浅析石油化工项目产品市场分析   总被引:2,自引:0,他引:2  
市场分析是项目前期的重要工作之一,目前尚未赢得人们足够的重视。国外的投资咨询公司对石油化工项目的产品市场分析有其一套比较完整的操作程序和评估体系,以BOPP为案例介绍了市场分析的思路和方法,并且指出市场分析作为一种新的理念,必须进一步深化和细化,逐步加以完善。  相似文献   
58.
网上理财服务以整合实现企业电子商务为目标提供互联网环境下财务管理模式、财务工作方式及其各项功能的财务管理软件系统、网络财务软件的各项功能都对企业财务会计产生深远影响。  相似文献   
59.
During and after the Asian crisis, institutional investors and pension funds in Asian financial markets have been confronted with a number of difficulties effecting their performance and the way they carry out their role within the national pension system. We analyze these problems by comparing the actual investment policy of an institutional investor with an optimal investment strategy derived from the insights of modern portfolio theory. We also analyze whether the organizational set‐up of a pension fund allows it to adequately perform its role within the pension system. As an example, we examine the operations of the Thai Government Pension Fund (GPF). We find that allowing international investments and reducing restrictions on equity investments while lowering the implicit requirements for investments in government debt would allow the GPF to further diversify its investment risk and to increase its risk‐adjusted return. We also show that some changes in the governance structure of the GPF would lower the occurrence of conflicts of interest for the management and increase the efficiency of the GPF operations.  相似文献   
60.
张红波 《物流科技》2003,26(6):62-64
为了适应全球经济一体化的新形势,使财务管理满足国际化的要求,文章提出了虚拟财务管理概念,阐述了虚拟财务管理的特点及其与传统财务管理的区别,论述了虚拟财务管理的基本内容,分析了实现虚拟财务管理存在的障碍和困难并提出了改进建议。  相似文献   
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号