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Decisions in Economics and Finance - The global reforms to public pension schemes over the last thirty years have progressively reduced individuals’ post-retirement social security income. In...  相似文献   
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Human adults often show a preference for scarce over abundant goods. In this paper, we investigate whether this preference was shared by 4‐ and 6‐year‐old children as well as chimpanzees, humans’ nearest primate relative. Neither chimpanzees nor 4‐year‐olds displayed a scarcity preference, but 6‐year‐olds did, especially in the presence of competitors. We conclude that scarcity preference is a human‐unique preference that develops as humans increase their cognitive skills and social experiences with peers and competitors. We explore different potential psychological explanations for scarcity preference and conclude scarcity preference is based on children's fear of missing out an opportunity, especially when dealing with uncertainty or goods of unknown value in the presence of competitors. Furthermore, the results are in line with studies showing that supply‐based scarcity increases the desirability of hedonic goods, suggesting that even as early as 6 years of age humans may use scarce goods to feel unique or special.  相似文献   
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Over the coming decade, Research and Development (R&D) performance will be the key component of bringing innovation and the determinant of global competitiveness of nations. Therefore, this paper presents categorical Data Envelopment Analysis (DEA) for evaluating R&D performance of European Union (EU) countries. We utilise the output-oriented constant returns to scale (CRS) and variable returns to scale (VRS) DEA models with categorical data, namely, CAT-O-C and CAT-O-V models. In addition to DEA based framework, to examine the relationship between R&D performance and political-regulatory-economic situation of the countries; three research hypotheses are stated and their results are analysed. Policy implications about R&D activities can be derived for EU countries from the findings of this study.  相似文献   
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Partner country (PC) selection lies in the centre of development policy decision-making of donor countries and institutions, and plays a significant role in shaping aid patterns. This paper proposes a comprehensive analysis contrasting donor intentions in PC selection with actual aid flows. Having analysed selected members of the Development Assistance Committee of the Organization for Economic Cooperation and Development, namely, the European Union, France, Germany, Japan, Netherlands, Sweden, the United Kingdom and the United States of America, we suggest that (1) donors might not only be either altruistic or self-interested but also motivated by an intention to contribute to the provision of global public goods; (2) self-interest in aid provision can be an explicitly-stated strategy, contrary to what has been argued in the majority of the literature, which often treats self-interest as a non-stated donor intention; and (3) donors' self-interested intentions do not always lead to a less development-oriented donor approach.  相似文献   
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