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排序方式: 共有216条查询结果,搜索用时 738 毫秒
51.
We propose a dynamic model of an oligopoly industry characterized by spatial competition between multi‐store retailers. Firms compete in prices and decide where to open or close stores depending on demand and cost conditions, the number of competitors at different locations, and on location‐specific private‐information shocks. The model distinguishes multiple forces in the spatial configuration of store networks, such as cannibalization of revenue between stores of the same retail chain, economies of density, competition, consumer transportation costs, or positive demand spillovers from other stores. We develop an algorithm to approximate a Markov Perfect Equilibrium in our model, and propose a procedure for the estimation of the parameters of the model using panel data on number of stores, prices, and quantities at multiple geographic locations within a city. We also present a numerical example to illustrate the model and algorithm. 相似文献
52.
We show that the sovereign risk premium contains important information on short‐run exchange rate dynamics in emerging economies. Net foreign assets serve as the key link between both variables, which acts as a “crude form of collateral.” We present two sets of empirical evidence. First, we show that increases in net foreign assets provide a statistically significant reduction on emerging markets sovereign risk premium. Then, we show that out‐of‐sample forecasts using realized values for the sovereign risk premium have a satisfactory performance when evaluated across three metrics: the mean squared error ratio, the direction of change statistic, and the consistency criterion. 相似文献
53.
Much of the work on real options assumes that the underlying state variable follows a geometric Brownian motion with constant volatility. This paper uses a more general assumption for the state variable process that better captures the empirical regularities found in commodity markets. We use the constant elasticity of variance diffusion, where volatility is a function of underlying asset prices, and we provide analytic solutions for perpetual American options. We show that a firm that uses the standard lognormal assumption is exposed to significant errors of analysis, which may lead to nonoptimal investment and disinvestment decisions. © 2010 Wiley Periodicals, Inc. Jrl Fut Mark 31:230–250, 2011 相似文献
54.
Luis Castro Peñarrieta Gustavo Canavire-Bacarreza 《International Journal of the Economics of Business》2019,26(1):177-198
AbstractMultinational Enterprises (MNEs) can choose between exporting, introducing foreign direct investment (FDI), and licensing to a domestic firm among other modes of entry to a new market. Yet, this decision may be affected by the strength of intellectual property rights (IPR). Thus, this paper analyzes the effect of stronger IPR on the entry modes chosen by MNEs. We propose a theoretical model that predicts that in the presence of stronger IPR, MNEs would choose licensing instead of FDI as an entry mode. We test the predictions of the model using plant-level data for Chile for the period 2001–2007. We exploit the exogenous reform of IPR in 2005, controlling for the activities of industries where high levels of technology transfer and imitation are important factors. The main results show that stronger IPR change the mode of entry chosen by MNEs. In this case, FDI is replaced by licensing. This is explained by Chile’s high absorptive capacity during this period. We test whether this effect differs across high- and low-tech industries and conclude that the displacement of FDI is less severe in high-tech industries. 相似文献
55.
Helder Ferreira de Mendonça Gustavo José de Guimarães e Souza 《Journal of development economics》2012
Since the 1990s inflation targeting (IT) has been adopted by several central banks as a strategy for monetary policy. It is expected that the adoption of this monetary regime can reduce inflation and inflation volatility. This article is concerned with these issues and makes use of the Propensity Score Matching methodology on a sample of 180 countries for the period from 1990 to 2007. For analysis, the sample is split into two sets of countries (advanced and developing). The findings suggest that the adoption of IT is an ideal monetary regime for developing economies and, in addition to reducing inflation volatility, can drive inflation down to internationally acceptable levels. Regarding advanced economies, the adoption of IT does not appear to represent an advantageous strategy. In brief, the empirical results indicate that the adoption of IT is useful for countries that must enhance their credibility for the management of monetary policy. 相似文献
56.
This paper explores the role of quality of schooling as a source of inequality of opportunity in health. Substantiating earlier
literature that links differences in education to health disparities, the paper uses variation in quality of schooling to
test for inequality of opportunity in health. Analysis of the 1958 NCDS cohort exploits the variation in type and quality
of schools generated by the comprehensive schooling reforms in England and Wales. The analysis provides evidence of a statistically
significant and economically sizable association between some dimensions of quality of education and a range of health and
health-related outcomes. For some outcomes the association persists, over and above the effects of measured ability, social
development, academic qualifications and adult socioeconomic status and lifestyle. 相似文献
57.
Is a reduced share of agriculture in the economy an obstacle for the agricultural sector to play an important role in poverty alleviation? What is the key channel, if any, by which agriculture is benefiting the poor in Chile that would be worthwhile to promote in other countries? By answering these questions we expand the literature on poverty and composition of growth by proposing a methodology that allows to disentangle the mechanisms by which agricultural growth can be poverty reducing. We find that in Chile agriculture plays a large role in reducing poverty, and most of this effect is channeled through the labor market. 相似文献
58.
Davina Dias Cherrie Jiuhua Zhu Ramanie Samaratunge 《International Journal of Human Resource Management》2020,31(11):1359-1378
AbstractThis paper examines the relationship between the breadth and depth of cultural exposure (CE), intercultural sensitivity and intercultural competence to draw implications that can improve recruitment and staff development practices in organizations with a culturally diverse workforce. Findings from a survey (N = 214) in Australia support the notion that intercultural competence is a broader concept that requires a deep exposure to other cultures as compared to intercultural sensitivity. The findings suggest that breadth of CE has limited potential whereas depth of CE is more beneficial in improving an individual’s intercultural abilities. Implications are drawn based on the findings of the study such that organizations are able to recruit and develop employees who are truly interculturally inclined and can effectively navigate the challenges of working in today’s multicultural organizations. 相似文献
59.
Francisco C. Dias Jos A. F. Machado Maximiano R. Pinheiro 《Oxford bulletin of economics and statistics》1996,58(2):417-422
ABSTRACT Exogenous variables arise quite naturally in macroeconomic models of small open economies. In these models overidentification is also a common feature. In the presence of exogeneity restrictions and overidentification the usual two-steps approach to the estimation of structural VAR's is not equivalent to Maximum Likelihood (ML). We propose a simple modification of that usual approach which produces ML estimators. 相似文献
60.
Neil Dias Karunaratne 《Economics of Planning》1986,20(2):87-103
This study presents a set of methods based on input-output analysis to measure the size and structure of a country's information economy. Published current national data bases do not identify even the broad contours of a country's information economy. The methodology which is stylised algebraically using input-output modelling unravels the latent information economy. Both the primary or marketed information activities and the non-marketed or secondary information activities are measured. The interdependencies of the primary and secondary information sectors with the non-information sectors such as agriculture and manufacturing are examined. Linkages and multipliers are also calculated using consistent approaches. Finally, the methodology is empirically validated using Australia as a case-study and the results are discussed.The author acknowledges with thanks useful comments by referees of the journal on an earlier draft of this paper. The author is also grateful to Professor D.Mc Lamberton of the University of Queensland and Professor M. Jussawalla of the East-West Center, Hawaii, for their encouragement and support given to this study. 相似文献