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   5777篇
  免费   171篇
  国内免费   31篇
财政金融   884篇
工业经济   412篇
计划管理   1114篇
经济学   1088篇
综合类   545篇
运输经济   41篇
旅游经济   47篇
贸易经济   724篇
农业经济   291篇
经济概况   820篇
邮电经济   13篇
  2023年   42篇
  2022年   81篇
  2021年   155篇
  2020年   141篇
  2019年   76篇
  2018年   77篇
  2017年   137篇
  2016年   102篇
  2015年   139篇
  2014年   212篇
  2013年   347篇
  2012年   384篇
  2011年   486篇
  2010年   491篇
  2009年   369篇
  2008年   438篇
  2007年   407篇
  2006年   410篇
  2005年   392篇
  2004年   133篇
  2003年   139篇
  2002年   135篇
  2001年   115篇
  2000年   59篇
  1999年   48篇
  1998年   28篇
  1997年   22篇
  1996年   19篇
  1995年   18篇
  1994年   21篇
  1993年   16篇
  1992年   20篇
  1991年   18篇
  1990年   19篇
  1989年   12篇
  1988年   11篇
  1986年   11篇
  1985年   25篇
  1984年   32篇
  1983年   16篇
  1982年   17篇
  1981年   15篇
  1980年   13篇
  1979年   15篇
  1978年   17篇
  1977年   16篇
  1976年   15篇
  1975年   12篇
  1974年   11篇
  1973年   11篇
排序方式: 共有5979条查询结果,搜索用时 15 毫秒
1.
This article examines non-farm employment in the context of Chinese rural institutional change, based on evidence from discrete-time logistic models for event history analysis using the Life History and Social Change survey. We find the transition to non-farm sector rose rapidly during the Great Leap Forward and market reform, while the Cultural Revolution saw it reach the lowest ebb. While male advantage prevailed exclusively during the Cultural Revolution and early marketization, education possessed a stable positive effect in all historical periods. Although the returns to different kinds of political capital vary along with institutional dynamics, intergenerational reproduction was greatly reduced after the Cultural Revolution.  相似文献   
2.
We develop a behavioral asset pricing model in which agents trade in a market with information friction. Profit‐maximizing agents switch between trading strategies in response to dynamic market conditions. Owing to noisy private information about the fundamental value, the agents form different evaluations about heterogeneous strategies. We exploit a thin set—a small sub‐population—to point identify this nonlinear model, and estimate the structural parameters using extended method of moments. Based on the estimated parameters, the model produces return time series that emulate the moments of the real data. These results are robust across different sample periods and estimation methods.  相似文献   
3.
We analyse the effect of a large scale infrastructure investment, namely the construction of the Oresund bridge, on the local and supra-regional economy. We employ the synthetic control method to construct counterfactual regions that mimic the trajectory of Malmo and Southern Sweden without treatment. Our results point to a positive effect. However, placebo tests in space and time only reveal statistical significance at a larger regional level. The results suggest that spillover effects are eminent.  相似文献   
4.
Wong  Kevin Tze-wai  Zheng  Victor  Wan  Po-san 《Quality and Quantity》2022,56(4):2387-2414
Quality & Quantity - In recent years, rapid increases in mobile phone ownership and decreases in landline users have led to potential biases in landline phone survey estimations. Mobile-only...  相似文献   
5.
This article studies how aid for trade (AfT) affects the quality of recipient countries’ exports. It shows that the quality effect is most discernible for AfT for assistance in trade policy: a 50% increase in the value of AfT received in this category is associated with a 0.5–1% increase in the quality of exports to the donor and other OECD countries. On average, the actual AfT received for assistance in trade policy leads to a 2% upgrade of the recipient country in the quality ladder of all developing countries. Around half of this quality effect is driven by the quality improvement of continued products in continued markets (intensive margin), and the other half by the quality upgrading of new products in continued markets and existing products in new markets (extensive margin).  相似文献   
6.
Has the Chinese economy approached the ‘Lewisian turning point’ that marks the ending of the initial phase of industrial transformation fuelled by surplus labour? In this paper we undertake an interpretative survey of the literature on this issue, in the context of China's labour market conditions prior to the reforms and structural change of the past three decades. The available evidence is mixed, and our assessment makes a strong case for probing institutional constraints to labour mobility from an economy‐wide perspective, going beyond the confines of the rural economy.  相似文献   
7.
本文对全面建设小康社会的经济金融政策提出了十项看法与建议 ,有重要的参考意义。  相似文献   
8.
The continued growth of the Chinese economy accompanied with the expansion of international investment in China has led to an increase in foreign research and development (R&D) activities in the country. Aside from the rising importance of R&D internationalization, research on foreign R&D in China has been neglected in the past due to its emerging status. In this article we examine drivers and barriers for conducting R&D in China. The focus of our research is on transnational companies typically characterized by decentralized R&D activities. Our research is mainly based on qualitative interviews with senior R&D managers. The success of foreign R&D activities in China strongly depends on the realistic estimation of its advantages and the proper identification and handling of barriers.  相似文献   
9.
生命周期评价方法及其应用   总被引:6,自引:0,他引:6  
介绍了生命周期评价的目的、意义和基本方法,并运用该方法对燃煤发电、废纸造纸、废旧塑料气化发电等几种不同工业过程的环境影响进行了分析。  相似文献   
10.
维护和巩固中俄两国战略协作伙伴关系具有十分重要的意义,中俄战略协作关系的经济基础十分薄弱,经贸关系长期严重滞后于两国政治关系的发展,而油气战略合作是扭转这一局面的重要途径之一,同时也可以减轻我国巨大的油气缺口给油气安全带来的沉重压力,进一步增强我国 的油气安全系数,中俄油气战略合作面临许多困难,最主要的是资金问题,我国政府应该早下决心,尽快行动,坚决执行“走出去”的战略方针,加大对中俄油气战略合作的支持力度,俄方也应该努力为投资各方创造一个良好的投资环境,以实现优势互补,共同受益。  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