全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:Xiangyun Gao , Haizhong An , Weiqiong Zhong
来源:[J].PLoS ONE(IF 3.73), 2017, Vol.8 (4)DOAJ
摘要:What are the features of the correlation structure of price indices? To answer this question, 5 types of price indices, including 195 specific price indices from 2003 to 2011, were selected as sample data. To build a weighted network of price indices each price index is represent...
作者:... Xiaoqing Hao , Weiqiong Zhong , Yanbing Zhang
来源:[J].PLoS ONE(IF 3.73), 2017, Vol.9 (9)DOAJ
摘要:This paper employs an un-weighted and weighted exergy network to study the properties of ferrous metal ores in countries worldwide and their evolution from 2002 to 2012. We find that there are few countries controlling most of the ferrous metal ore exports in terms of exergy and ...
作者:Weiqiong Zhong , Haizhong An ...
来源:[J].Energy Policy(IF 2.743), 2017, Vol.100, pp.365-376Elsevier
摘要:Abstract(#br)A better understanding of the roles of countries in the international fossil fuel trade is crucial for trade security and policy optimization. This study aims to provide a new way to quantitatively analyze the roles of countries in the international fossil fuel trade...
作者:... Xiangyun Gao , Xiaoqi Sun , Weiqiong Zhong
来源:[J].Energy Policy(IF 2.743), 2017, Vol.100, pp.326-337Elsevier
摘要:Abstract(#br)Due to high population densities and rapid economic development, great number of cities worldwide rely heavily on external resources, and many are experiencing serious environmental pollution. Municipal governments are facing the issue of balancing the relationship b...
作者:Weiqiong Zhong , Yurong Chen ...
来源:[J].Energy(IF 3.651), 2014, Vol.74, pp.254-259Elsevier
摘要:Abstract(#br)Traditional international trade theories have some limits in analyzing international crude oil trade as a system with numerous countries and complicated relationships. Complex network theory provides a method to analyze the world-wide trade system entirely and partly...
作者:Weiqiong Zhong , Haizhong An ...
来源:[J].Physica A: Statistical Mechanics and its Applications(IF 1.676), 2014, Vol.413, pp.42-52Elsevier
摘要:Abstract(#br)International oil trade is a subset of global trade and there exist oil trade communities. These communities evolve over time and provide clues of international oil trade patterns. A better understanding of the international oil trade patterns is necessary for g...
作者:Weiqiong Zhong , Haizhong An ...
来源:[J].Applied Energy(IF 4.781), 2016, Vol.165, pp.868-877Elsevier
摘要:Abstract(#br)Fossil fuel is crucial to the development of modern society. The major types of fossil fuel are coal, crude oil and natural gas. The uneven distribution of the production and consumption of fossil fuel makes the fossil fuel flows between countries by internation...

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