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191.
192.
从欠发达地区的物流现状入手,接着分析其存在的物流问题和产生原因,然后针对物流与电子商务的关系提出解决问题的对策。 相似文献
193.
李博 《贵州商业高等专科学校学报》2010,23(4):1-4
西部大开发的10年中,西部各地区都取得了巨大的发展成就,但彼此间的发展进度并不一致,导致了经济发展格局的变动。经过数据分析发现,西部各区域间发展差距有扩大的趋势,并且经济发展重心也有较大变化。认真分析这一变化,对于因地制宜的制定区域发展政策,促进区域协调发展具有重要指导意义。 相似文献
194.
长江三角洲地区是我国经济发展的先导区域,其发展成功与否决定着能否实现中华民族的复兴。本文通过对欧洲莱茵河流域和长江三角洲地区经济发展的对比分析,提出了若干长江三角洲经济区的发展战略。 相似文献
195.
本文利用亚纯函数值分布论的思想方法,对函数方程f117(z)+f127(z)+f317(z)+f147(z)=z非平凡解的状况进行研究,得到如下结果:函数方程f117(z)+f217(z)+f317(z)+f417(z)=z不存在级小于117的非常数亚纯函数解。 相似文献
196.
《Business History》2012,54(5):645-667
The paper recounts the history of Saudi Arabia's first national oil company, Petromin, which was originally supposed to take the place of foreign-owned Aramco. As a result of Petromin's inefficiency and personal rivalries among the Saudi elite, however, Petromin was progressively relegated to the sidelines in favour of a gradually ‘Saudiised’ Aramco. As a result, the organisation of the Saudi oil sector today is very different from – and more efficient than – that of most other oil exporters in the developing world. The paper concludes with a tentative taxonomy of national oil companies, based on the circumstances of nationalisation. 相似文献
197.
In efforts to promote transitions to sustainability in city-regions, government and nongovernment actors throughout the world are devising comprehensive sustainability strategies and implementing a variety of environmental policies. Social actors in many city-regions view forest stewardship as an important element of this integrated approach. Generally, urban sustainability goals are guided by the principles of ecological integrity, environmental quality, social equity, social inclusion, and social justice. In other words, sustainable urban development should foster a good quality of life for all by providing equitable access to adequate economic opportunity, housing, education, public services, ecosystem services, and environmental amenities. Governance structures should pursue these goals democratically with legitimacy, transparency, and accountability. Effective sustainability planning and management depend on the reliability of land-use monitoring and modeling approaches. They also require field-based, qualitative empirical research to understand the complex social dynamics that are invisible from space. The aim of this paper is to encourage international, cross-disciplinary dialogue on the conceptual, theoretical, methodological, and practical groundwork necessary to effectively carry out metropolitan land-change science, particularly for rapidly expanding small- and medium-sized cities in developing countries. I begin by presenting the paper's central conceptual and theoretical framework. Next, I explore existing analytical and methodological approaches to the study of land-use dynamics in metropolitan regions. After a brief discussion of specific opportunities and challenges for collaborative, interdisciplinary research in support of metropolitan land-change science, I conclude by proposing a four-part agenda for coordinated investigation of tropical and subtropical forest recovery in city-regions worldwide. 相似文献
198.
Fabian Bergès Daniel Hassan Sylvette Monier‐Dilhan 《Bulletin of economic research》2013,65(Z1):s1-s16
The evolution of private labels (PLs) can be understood in terms of a strategy adopted by the retail industry with the aim of competing with national brands (NBs). In the 1990s, this strategy led to the development of ‘me too’ products, which currently represent the largest share of store brand products. Since the early 2000s, retailers have widened the range of their store brands by introducing high‐quality products. The aim of this study was to estimate consumers’ attachment to ‘me‐too’ and niche PLs respectively, as compared to NBs. We captured the degree of maturity of these PLs through their price‐elasticities, computed for three staple goods offered by three mass retail companies. It was found that price sensitivity does not differ much between the ‘me‐too’ PLs and the corresponding NBs. This result confirms that ‘me‐too’ products are now considered reliable quality brands. However, in the high quality segment, consumers remain more sensitive to the price of PLs than to that of NBs, a characteristic which may relate to their recent introduction on the market. 相似文献
199.
本文在专题调查的基础上,系统总结反映了人行西安分行辖区应急预案体系建设的总体情况和取得的主要成效,同时从规划论、预案质量、优化机制等五个方面,指出了现有应急预案体系存在的突出问题。针对这些问题,提出了相应的改进建议。 相似文献
200.
本文在全球化的条件下,把霸权作为一个重要的系统变量引入国家竞争战略理论框架,在通过考察以美元霸权为基础的现实国际分工格局的变化以及对美国经济战略调整进行具体的历史分析基础上,构造了一个四维三极全球生产形态模型。这个模型可以恰当地描述创新型国家与追赶型国家相互之间的竞争行为,更深刻地刻画了国家竞争战略的本质特征。 相似文献