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161.
Marcus Maurer 《Publizistik》2004,49(4):405-422
Results of empirical studies on media effects differ considerably, depending on whether they are derived from individual or aggregate analyses. All in all, the more precise analyses on the individual level lead to weaker evidence of media effects than analyses on the aggregate level. This can be called the paradox of media effects research. It can be explained by ecological fallacies or by the fact that analyses on the individual level are too complex and exclude the effects of interpersonal communication occurring after people were exposed to media messages. In the first step, this article argues that individual and aggregate analyses are implicitly based on different definitions of media effects. Combining a content analysis of television news and a six wave panel survey, it then shows that aggregate analyses are more fruitful when media content is consonant, and individual analyses are more fruitful when media content is dissonant. The causes of these results and their consequences for media effects research are discussed.  相似文献   
162.
In recent years research has been rapidly and actively emerging on indicators of environmental performance in industry. Crucial issues are the kind of information that must be taken into account, is available and is relevant, as well as standardization and aggregation of such information. This paper reports on the experience gained in these matters, in the scope of a European Commission funded project involving seven research partners across Europe. Practical applications of the project cover six industrial sectors within six European countries. Exploiting the adopted indicators allows us to draw conclusions about the influence of various factors, including the national context, on environmental performance, and to provide both managers and decision makers with information that is useful for the overall improvement of environmental strategies and environmental regulation. Copyright © 2002 John Wiley & Sons, Ltd. and ERP Environment  相似文献   
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In various markets around the country, some real estate professionals are employing a new pricing strategy that involves marketing homes for sale with a price range rather than a single asking price. This strategy is often touted as a mechanism that will attract more potential buyers to look at a house and thus result in reduced marketing times for existing homes, with prices determined by competitive forces. The purpose of this study is to empirically examine whether houses using range pricing, often referred to as value range marketing, sell in the same amount of time and sell for similar prices as those marketed in the traditional manner. Two staged least squares with a correction for sample selection and Weibull duration models are used to test the hypotheses, employing a sample of 5,852 residential houses that were sold during the period January 1999 to December 2000. In contrast to claims of the strategy’s proponents, the results indicate that houses take longer to sell when using the range pricing strategy after controlling for physical characteristics and market conditions. Furthermore, there is no evidence that this strategy has any significant impact on transaction prices.  相似文献   
166.
This paper examines the relation between institutional investor involvement in and the operating performance of large firms. We find a significant relation between a firm’s operating cash flow returns and both the percent of institutional stock ownership and the number of institutional stockholders. However, this relation is found only for a subset of institutional investors: those less likely to have a business relationship with the firm. These results suggest that institutional investors with potential business relations with the firms in which they invest are compromised as monitors of the firm.  相似文献   
167.
The aim of this paper is to analyse the indirect effects of environmental management system implementation and certification. Specifically, the paper comprehensively assesses the effects of International Organisation for Standardisation (ISO) 14001 and European Union Eco‐Management and Auditing Scheme (EMAS) certification as well as experience with implementing environmental management systems on (a) organisational activities outside the scope of environmental management systems, (b) pollution prevention, and (c) product stewardship. This is done by applying multivariate regression analysis to a large multicountry and multiperiod dataset. The analysis finds heterogeneous effects that are limited specifically as concerns pollution prevention and product stewardship and cannot establish clear links to national business systems. Given this and the differences between environmental management system standards, implications for global governance in the context of new public environmental management and the role of national governments in implementing sustainability, even beyond environmental protection, are discussed. Ultimately, the paper evidences on potential limitations of the major international environmental management system standards ISO 14001 and EMAS in supporting the diffusion of advanced practices such as pollution prevention and product stewardship that are necessary for sustainable development. In doing so, it highlights that government‐led public environmental management remains crucial for organising governance, especially in the context of voluntary standards that are applied internationally.  相似文献   
168.
In this paper we study the co-existence of two well known trading protocols, bargaining and price-posting. To do so we consider a frictional environment where buyers and sellers play price-posting and bargaining games infinitely many times. Sellers switch from one market to the other at a rate that is proportional to their payoff differentials. Given the different informational requirements associated with these two trading mechanisms, we examine their possible co-existence in the context of informal and formal markets. Other than having different trading protocols, we also consider other distinguishing features. We find a unique stable equilibrium where price-posting (formal markets) and bargaining (informal markets) co-exist. In a richer environment where both sellers and buyers can move across markets, we show that there exists a unique stable dynamic equilibrium where formal and informal activities also co-exist whenever sellers’ and buyers’ net costs of trading in the formal market have opposite signs.  相似文献   
169.
South Korea is arguably the premier development success story of the last half century. Rapid growth coincided with extensive state interventions in the economy, and considerable controversy exists as to how much this performance should be credited to the country's state‐led development strategy and to what extent the lessons from that experience might be portable or applied elsewhere. The salience of this issue has grown as South Korea has become a more important provider of development assistance and advice. Now the country faces challenges in maintaining its superior economic performance, notably interrelated problems revolving around the country's demographics, long‐term fiscal position, and lagging productivity in the services sector domestically, and a taxing environment externally. Finally, the country confronts scenarios involving potential instability, collapse, and/or absorption of its neighbor, North Korea.  相似文献   
170.
ABSTRACT

Founded on a call to place climate change adaptation and climate risk management at the heart of contemporary development practice, the World Bank’s Africa Climate Business Plan presents an ambitious agenda for coordinating $19bn of loans, grants and investment over the coming decade. The centrepiece of this recasting of development thinking is the notion of resilience, which ties together the various activities proposed under the Plan. Resilience must respectively be strengthened, empowered and enabled in order for African countries to withstand climate change impacts. In this paper we subject this new climate-resilient development discourse to critical scrutiny. Using the theoretical lens of post-politics, we caution how the ill-defined category of resilience is deployed to reinforce a profoundly depoliticising agenda in which climate change is posited as an external threat to an otherwise seamless narrative of African advancement. In so doing, we illustrate how the Bank obscures the contested histories of African development and uses the discourse of climate-resilient development to perpetuate its neoliberal agenda within the continent.  相似文献   
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