The petroleum industry plays an essential role in driving China's economic development.In the past few decades,severa reforms in the petroleum industry have been implemented;however,there are still some is sues th...The petroleum industry plays an essential role in driving China's economic development.In the past few decades,severa reforms in the petroleum industry have been implemented;however,there are still some is sues that have not been resolved Moreover,with the new-normal economy,the transition to green energy and international trade disputes,the petroleum marke is also facing emerging challenges.Therefore,the purpose of the present study is to review the historical development o China's petroleum market,identify the current challenges and propose corresponding countermeasures for future prospects As a conclusion,five main challenges are highlighted totally,namely lack of marketization,excess oil refining capacity,hig external dependency,environment pollution and unstable international trading relationship.To address these challenges it is encouraged to deepen petroleum market reform,accelerate the elimination of inefficient refining capacity,diversify of supply sources,as well as improve domestic petroleum enterprises'ability to resist price risks.展开更多
Due to engineering technology and development costs,a considerable amount of proven oil and gas resources in China are difficult to develop,becoming reserves difficult to produce.Based on the successful development of...Due to engineering technology and development costs,a considerable amount of proven oil and gas resources in China are difficult to develop,becoming reserves difficult to produce.Based on the successful development of some domestic oil and gas reserves difficult to recover,this article summarizes the"four in one"petroleum engineering synergetic management model to promote the effective development of these reserves.This model draws on the essence of management theories,such as system theory,cybernetics and synergetic theory,and proposes the development idea of value creating and sharing for this type of reserves.By adopting the new management method of mechanism synergy,speciality synergy,process synergy and industrial chain synergy,this model effectively overcomes the decentralization of management responsibility,different management objectives,great risks of engineering and technological innovation,and the large number of uncertain factors in project construction,and can stimulate the vitality and power of active coordination of project participants,to effectively realize the synergetic innovation of engineering technology and synergetic cost reduction of the whole chain,reduction of the balanced oil price of the project,and dispersion of the project investment risk.By adopting this model,a large proportion of difficult-to-produce reserves have been liberated,realizing the effective utilization of the difficult-to-produce oil and gas resources,and making the reserves an important supplement to ensure national energy security.展开更多
"Ensuring stability in foreign trade"and"ensuring food security"are essential parts of China's"six priorities"and"stability in six areas".Based on the data of bilateral food..."Ensuring stability in foreign trade"and"ensuring food security"are essential parts of China's"six priorities"and"stability in six areas".Based on the data of bilateral food trade between countries during 1996-2018,using descriptive statistical analysis and social network analysis methods,this paper analyzed the changes of China's trade position in the world food trade network.It reached the following results.(i)China's position in the trade network has undergone a phased process of"remarkable improvement-continuous fluctuation-significant decline-steady growth".(ii)Export participation is better than import participation,the gap between trade export strength and import strength is widening,and the effective scale and constraint index gradually improve.(iii)The change of China's position in the food trade network is affected by geographical,economic,institutional and cultural factors.In view of these findings,it is recommended to improve node centrality,enhance network participation,improve network interconnection,and prevent international market risks,so as to better deal with the complex international environment.展开更多
基金support provided by the National Natural Science Foundation of China(Nos.71974197 and 71774171)Beijing Social Science Fund(No.18GLC084)。
文摘The petroleum industry plays an essential role in driving China's economic development.In the past few decades,severa reforms in the petroleum industry have been implemented;however,there are still some is sues that have not been resolved Moreover,with the new-normal economy,the transition to green energy and international trade disputes,the petroleum marke is also facing emerging challenges.Therefore,the purpose of the present study is to review the historical development o China's petroleum market,identify the current challenges and propose corresponding countermeasures for future prospects As a conclusion,five main challenges are highlighted totally,namely lack of marketization,excess oil refining capacity,hig external dependency,environment pollution and unstable international trading relationship.To address these challenges it is encouraged to deepen petroleum market reform,accelerate the elimination of inefficient refining capacity,diversify of supply sources,as well as improve domestic petroleum enterprises'ability to resist price risks.
文摘Due to engineering technology and development costs,a considerable amount of proven oil and gas resources in China are difficult to develop,becoming reserves difficult to produce.Based on the successful development of some domestic oil and gas reserves difficult to recover,this article summarizes the"four in one"petroleum engineering synergetic management model to promote the effective development of these reserves.This model draws on the essence of management theories,such as system theory,cybernetics and synergetic theory,and proposes the development idea of value creating and sharing for this type of reserves.By adopting the new management method of mechanism synergy,speciality synergy,process synergy and industrial chain synergy,this model effectively overcomes the decentralization of management responsibility,different management objectives,great risks of engineering and technological innovation,and the large number of uncertain factors in project construction,and can stimulate the vitality and power of active coordination of project participants,to effectively realize the synergetic innovation of engineering technology and synergetic cost reduction of the whole chain,reduction of the balanced oil price of the project,and dispersion of the project investment risk.By adopting this model,a large proportion of difficult-to-produce reserves have been liberated,realizing the effective utilization of the difficult-to-produce oil and gas resources,and making the reserves an important supplement to ensure national energy security.
基金2021 Graduate Innovation Special Fund Project"Study on Impacts of China's Grain Seed Trade Risk on Grain Supply Security Level"Management Science Project of Jiangxi Province"Study on Measures for Accelerating the Development of Agricultural High-tech Industries in Jiangxi Province".
文摘"Ensuring stability in foreign trade"and"ensuring food security"are essential parts of China's"six priorities"and"stability in six areas".Based on the data of bilateral food trade between countries during 1996-2018,using descriptive statistical analysis and social network analysis methods,this paper analyzed the changes of China's trade position in the world food trade network.It reached the following results.(i)China's position in the trade network has undergone a phased process of"remarkable improvement-continuous fluctuation-significant decline-steady growth".(ii)Export participation is better than import participation,the gap between trade export strength and import strength is widening,and the effective scale and constraint index gradually improve.(iii)The change of China's position in the food trade network is affected by geographical,economic,institutional and cultural factors.In view of these findings,it is recommended to improve node centrality,enhance network participation,improve network interconnection,and prevent international market risks,so as to better deal with the complex international environment.
