全文获取类型
收费全文 | 236篇 |
免费 | 11篇 |
专业分类
财政金融 | 50篇 |
工业经济 | 15篇 |
计划管理 | 57篇 |
经济学 | 63篇 |
综合类 | 2篇 |
贸易经济 | 35篇 |
农业经济 | 10篇 |
经济概况 | 15篇 |
出版年
2023年 | 1篇 |
2022年 | 2篇 |
2021年 | 2篇 |
2020年 | 5篇 |
2019年 | 5篇 |
2018年 | 8篇 |
2017年 | 11篇 |
2016年 | 11篇 |
2015年 | 4篇 |
2014年 | 12篇 |
2013年 | 25篇 |
2012年 | 16篇 |
2011年 | 19篇 |
2010年 | 17篇 |
2009年 | 18篇 |
2008年 | 19篇 |
2007年 | 12篇 |
2006年 | 7篇 |
2005年 | 7篇 |
2004年 | 5篇 |
2003年 | 7篇 |
2002年 | 8篇 |
2001年 | 4篇 |
2000年 | 6篇 |
1999年 | 4篇 |
1998年 | 1篇 |
1997年 | 1篇 |
1996年 | 2篇 |
1994年 | 1篇 |
1993年 | 2篇 |
1991年 | 1篇 |
1990年 | 1篇 |
1985年 | 1篇 |
1981年 | 1篇 |
1980年 | 1篇 |
排序方式: 共有247条查询结果,搜索用时 31 毫秒
81.
Jean‐Christophe Bureau Raja Chakir Jacques Gallezot 《Journal of Agricultural Economics》2007,58(2):175-198
Both the European Union and the United States grant non‐reciprocal preferences to developing countries under the Generalised System of Preferences as well as under several regional schemes. The benefits of these preferences have recently been questioned. Several authors have pointed out the under‐utilisation of these preferences due to the constraints attached. There have been claims that rules of origin requirements and administrative costs, as well as uncertainty on eventual eligibility, have deterred exporters from using preferential regimes. We calculate various indicators of the utilisation of preferences in the agricultural, food and fisheries sector. We conclude that only a very small proportion of the imports eligible for these preferences is actually exported outside a preferential regime. The rate of utilisation is therefore high. However, the flow of imports from the poorest countries remains very limited in spite of rather generous tariff preferences, which leads to questions over the overall impact of the preferential agreements. In addition, preferential regimes overlap, and in such cases some regimes are systematically preferred to others. We use econometric estimates of the (latent) cost of using a given preference to explain why particular regimes are used. We focus on possible explanations, such as the cumulation rules (that restrict the use of materials originating from other countries), fixed administrative costs and differences in the preferential margin. 相似文献
82.
The foresight approach presented in this article is a contribution to a work programme set up by the French land planning agency (DATAR) on the theme'Land planning for the France of 2020'. The future of rural space is a matter of concern because of the rapid economic polarization movement towards the metropolis and surroundings, observed over the last three decades. This movement threatens the viability of rural space. The foresight study is based on scenario building. Rural space is seen as a system that ensures various functions: residence, production, nature. Each function and the global context are considered as subsystems driven by a set of key variables. Combining the various modalities of any subsystem variables allows us to build partial scenarios. In turn, these partial scenarios are combined to design four global scenarios describing the possible futures of the French rural space:'a generalized residential countryside', characterized by a marked increase in urban spread; 'sustainable towns and large farms', where rural areas are organized according to the interest of farmers;'towards the nature countryside', a breaking scenario where the priority is to meet environmental challenges; and'active and competitive rural areas', emphasizing the role of local productive systems. Policy makers have many choices and can shape the countryside's picture in the next decade. 相似文献
83.
We assess the short- and long-run behaviour of long-term sovereign bond yields in OECD countries using a dynamic panel approach to reflect financial and economic integration. Given the existence of cross-country dependence regarding sovereign yields and its determinants, we resort to simulation and bootstrap methods. Results based on the Common Correlated Effect estimator of Pesaran and on Panel Error Correction Models to sort out short- and long-run fiscal developments show that in addition to common movements in sovereign yields, investors also consider country differences arising from specific factors (inflation, budgetary and current account imbalances, real effective exchange rates, and liquidity). 相似文献
84.
85.
Potential output plays a central role in monetary policy and short‐term macroeconomic policy making. Yet, characterizing the output gap involves a trend‐cycle decomposition, and unobserved component estimates are typically subject to a large uncertainty at the sample end. An important consequence is that output gap estimates can be quite inaccurate in real time, as recently highlighted by Orphanides and van Norden ( 2002 ), and this causes a serious problem for policy makers. For the cases of the US, EU‐11 and two EU countries, we evaluate the benefits of using inflation data for improving the accuracy of real‐time estimates. Copyright © 2004 John Wiley & Sons, Ltd. 相似文献
86.
Pokrivcak Jan; Crombez Christophe; Swinnen Johan F. M. 《European Review of Agricultural Economics》2006,33(4):562-590
We develop a formal model of EU decision-making on the CommonAgricultural Policy (CAP). The model is used to evaluate underwhat conditions CAP reform occurs and what the influence ofthe European Commission (Commission) is on CAP reform. We findthat the voting and amendment rules in the Council of the EuropeanUnion, the number of policy instruments and external changeshave important impacts on the occurrence and extent of CAP reformand on the influence of the Commission. Stricter voting rulesincrease the status quo bias and reduce Commission influence,whereas stricter amendment rules increase both the status quobias and Commission influence. More significant external changeresults in more reform and more Commission influence. 相似文献
87.
88.
Antoine Lafuma Christophe Le Tourneau Corinne Emery Anne-Françoise Gaudin Elodie Torreton 《Journal of medical economics》2019,22(7):698-705
Aims: Overall survival (OS) of patients with recurrent or metastatic (R/M) squamous cell carcinoma of the head and neck (SCCHN) is extremely poor. New therapeutic options emerge but need to establish their economic value. The objective was to describe the direct and related costs of R/M SCCHN in France.Materials and methods: We selected all adult patients treated with chemotherapy for R/M SCCHN between 1 January 2009 and 31 December 2014 from the permanent sample of the French national health insurance database (EGB). Data were analyzed from the index date (first chemotherapy) until patients’ death or 31 December 2015. “Treatment period” and “end-of-life” (EoL) (from last chemotherapy until death) were distinguished. Costs included all hospitalizations for SCCHN and ambulatory care. Costs of hospitalized and non-hospitalized adverse events (AEs) were estimated.Results: Among 267 patients identified, 85% were men, 44% had metastases at the index date and the mean age was 62.0 years (±9.9). The most common tumor location was oropharynx (29%) but 39% of patients had multiple locations. Median OS was 9.3 (95% CI: 7.9–11.8) months for the overall population. The average total direct cost per patient was €49,954, broken down into €32,908 (95% CI: 29,525–36,290) for hospitalizations and €17,047 (14,941–19,152) for ambulatory care. Main cost drivers were drug acquisition and administration (€14,538) during the treatment period (209?days on average) and palliative care (€3,750) during the EoL period (125?days). Regarding related costs, around 12% of patients received disability pensions (€1,397 per patient [624–2,171]) and sick leave payments (€1,592 [888–2,297]). “Metabolism and nutrition disorders” and “Infections and infestations” were the most expensive hospitalized AEs (€1,513 and €1,180 per patient, respectively). Febrile neutropenia was the most expensive non-hospitalized AE (€766 per patient).Conclusions: This analysis of real-world data confirms the poor prognosis of patients with R/M SCCHN and provides cost data for future economic evaluations. 相似文献
89.
Christa Hainz Laurent Weill Christophe J. Godlewski 《Journal of Financial Services Research》2013,44(2):131-148
We investigate the impact of bank competition on the use of collateral in loan contracts. We analyze asymmetric information about the borrowers’ type in a Salop model in which banks choose between screening the borrower and asking for collateral. We show that the presence of collateral is more likely when bank competition is low. We then test this prediction empirically on a sample of bank loans from 70 countries. We perform logit regressions of the presence of collateral on bank competition, measured by the Lerner index. Our empirical tests corroborate the theoretical predictions that bank competition reduces the presence of collateral. These findings survive several robustness checks. 相似文献
90.
Multilateral trade liberalization has made little progress over the last period, but preferential agreements have multiplied. Recent economic literature helps understand the current negotiation game. New economic and political conditions, in particular the gaining influence of emerging countries, make a multilateral agreement more difficult. Developed countries have given up many of their bargaining chips in previous rounds of negotiation and their remaining agricultural tariffs are not sufficient for extracting the concessions from emerging countries on services, procurement, and intellectual property that would make an agreement possible. The risk of a more fragmented world calls for a revised negotiation agenda and a change in the status of developing countries. Research issues are outlined in order to help revitalize the Doha negotiation agenda. 相似文献