基于系統(tǒng)動力學(xué)的經(jīng)濟(jì)增長對銅產(chǎn)業(yè)的傳導(dǎo)機(jī)制及實(shí)證研究
[Abstract]:China's economic growth will continue to maintain a good momentum, but also face a key transformation. The development and transformation of economy will have a great impact on the development of copper industry in China. How will China's copper industry be affected? This kind of influence is manifested in the copper industry each link supply and demand index will be what kind of change trend? In the face of this influence and change, how should China's copper industry deal with it? These are questions that need to be studied and answered urgently. The study of the transmission mechanism of China's economic growth to the copper industry can answer the above questions. On the basis of constructing the system dynamics model of "economic growth-copper industry", this paper defines and analyzes the transmission mechanism of economic growth to copper industry. The situation analysis method is used to analyze the economic growth trend of China and its influence on copper industry under three different development scenarios. The research work and main contributions of this paper focus on the following four aspects: (1) the system of "economic growth-copper industry" is defined. "Economic growth-copper industry" system refers to a composite system which is composed of many system elements, such as economy, population, copper industry and so on, under the background of economy and industrial operation. The system consists of two subsystems: economic growth and copper industry, which interact and influence each other. (2) the system dynamics model of "economic growth-copper industry" is constructed. Based on the theory of industrial chain, this paper analyzes the main characteristics and components of copper industry, analyzes the causality and feedback mechanism of copper industry subsystems by means of material flow analysis, and then analyzes the relationship between copper industry and economic growth in China. The system dynamics model of "economic growth-copper industry" is constructed. (3) the transmission mechanism of economic growth to copper industry is defined and analyzed. The transmission mechanism of "economic growth-copper industry" system is an organic whole formed by the change of demand for refined copper through the factors of economic growth and the index of copper industry in the process of economic growth. (4) by using situational analysis method, this paper calculates and analyzes the results of China's economic growth and its influence on copper industry under the three development scenarios from 2012 to 2030, and puts forward some corresponding policy suggestions. The results of scenario analysis show that from 2012 to 2030, the average annual growth rate is copper concentrate production, refined copper consumption, copper material output, indirect utilization of waste copper and cumulative recovery of waste copper. These indicators are domestic capacity, meaning that domestic capacity will play an increasingly important role in China's copper industry. In the process of copper mining and separation, the import of copper concentrate is still the main supply source of copper resources. However, copper concentrate imports are falling sharply. In copper refining, the output of refined copper has always been larger than the import of refined copper, which means that domestic production capacity is still the main source of supply of refined copper. In the recovery and utilization of copper waste, the amount of imported copper is still the main body of copper recovery and utilization, and its dosage is larger than that of copper refining and copper processing. Therefore, on the basis of continuing to attach importance to the import of copper concentrate, China should consolidate and maintain the existing import relations and channels, and the target of refined copper production should be between 9.5 million tons and 13 million tons. Cities or enterprises with copper resources should realize the transformation and upgrading of urban industry or enterprise development by 2020 in order to avoid the risk caused by the decline of copper demand. The target of regulating and controlling the production capacity of copper processing shall be less than 20 million tons, and the copper processing industry shall be encouraged to transfer to other developing countries; Expand the import of copper waste, ensure that the import of copper waste can reach at least 8.5 million tons, and enhance the technical ability of enterprises to promote the utilization of recycled copper resources.
【學(xué)位授予單位】:中國地質(zhì)大學(xué)(北京)
【學(xué)位級別】:博士
【學(xué)位授予年份】:2014
【分類號】:F426.32;F124.1
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