Dynamic System Study on Economic Development and its Causal Feedback Relations in Economic System

2013 ◽  
Vol 437 ◽  
pp. 950-955
Author(s):  
De Jun Liu

In order to study the relationship of human capital and economic development, we establish the system dynamics model of human capital and economic development. According to the analysis of the system dynamics causal feedback between human capital and economic development, we build a system dynamics flow chart of human capital and economic development by using system dynamics software Vensim languages and tools, and we simulate the development trend of each index variable in human capital and economic for the future.

2021 ◽  
Vol 58 (2) ◽  
pp. 1166-1174
Author(s):  
Gairat Zuvaitovich Ubaydullaev

Theoretical substantiation and development of an organizational and economic mechanism for managing human capital in the development of the country. The purpose of the study is to study the theoretical and methodological foundations for the development of human capital and the digital economy in the economy of Uzbekistan.The purpose of this work is to identify the development of socio-economic relations that characterize the relationship of human capital as an innovative factor in socio-economic development. The study focuses on the concepts and strategies of the country’s socio-economic development, developed by the state, giving priority attention to the growth of human capital and the development of the digital economy, the formation of targeted problem-solving programs.Comparisons and similarities in the work of our historical scientists in the development of the education system are the main goal in the growth of human capital.


2014 ◽  
Vol 989-994 ◽  
pp. 1328-1332
Author(s):  
Xiu Li Gao ◽  
Tian Jun Hu ◽  
Peng Peng

This paper discusses the connotation of urban low-carbon transport in detail, on the basis of the analysis of low-carbon transport. Combined with the relationship among urban low-carbon transport system elements, the article establishes the system dynamics model. Finally, it simulates the development trends of low-carbon transport in Beijing in the future, and compares the simulation results of different traffic schemes. Moreover, the study puts forward the concrete policy simulations to improve urban low-carbon transport.


2020 ◽  
Vol 13 (3) ◽  
pp. 90
Author(s):  
Hanaa Abdelaty Hasan Esmail

Though there is an existence of writings on human capital and its relationship to growth, but it has missed the economic impact of universities. It is known that the knowledge of economy has a positive role in achieving economic development. So my paper focuses on the role of education expenditure in achieving economic development. The human resource is the basis for growth and development because it is able to achieve the appropriate scientific achievement and its future economic performance which is a positive return. The improvement in performance of skilled workers will be affected if Saudi government increases the education expenditure in addition to the investment in human capital. From here we can say that the human resources and the universities (government education expenditure) are two sides of a single coin whose basic and sole objective is economic growth. Therefore, this paper will test the relationship between education expenditure and economic development during the period from 2003 to 2019 through a theoretical analysis of the relationship of higher education to economic development. To explore the relationship between spending on education and economic development the author used econometric technique to analyze the study by using multi regression model depending on weighted least square (WLS). The study results show that there is a significant relationship between Saudi education expenditure and economic development, but regarding to R & D expenditure it is not significant. So the author excluded it from the model due to lack of data. Furthermore, the model WLS is effective to explore results and relations between dependent and independent variable in the case of Saudi Arabia.


2020 ◽  
Vol 8 (6) ◽  
pp. 2248-2252

1945 Constitution Article 33 paragraph (3) states that the utilization of water resources must be aimed to the greatest extent possible for the prosperity of the people. The balance between the need for clean water and the availability of clean water needs to be managed in such a way that its utilization meets the criteria for environmental and sustainable integration. The purpose of writing this paper is to provide an overview, how to make a model about the relationship between the availability of clean water and the need for clean water at this time and anticipation going forward, so that the scarcity of clean water can be controlled and anticipated beforehand. The method used is system dynamics with the development of fixed that fail. The result obtained is that a system dynamics model can be used to show the behavior of the clean water ratio model with an alternative optimal solution for changing the positive loop into a negative loop, and can be simulated to obtain a picture or condition of clean water availability in the future.


2013 ◽  
Vol 357-360 ◽  
pp. 2478-2482
Author(s):  
Yan Wang ◽  
Liang Wang

The government investment in the construction project general always use of the design budgetary estimate as the construction-agent charge fees foundation, and with reference to the owners management cost rate to calculate the construction-agent charge. By analyzing the composition of the construction-agent charge and the difference between the owners management cost and the construction-agent charge, studying of the composition and rates of construction-agent charge in various key cities nationwide in detail, pointing out the fact that the current generation of construction-agent charge rates are too low, and then established a system dynamics model and analyzed the relationship between a reasonable profit margins and project success rate dynamically. Pointed out the necessity of a reasonable profit margin, and make same recommendations accordingly.


2013 ◽  
Vol 438-439 ◽  
pp. 1755-1760
Author(s):  
Zhi Yuan Xun ◽  
Tai Zhao ◽  
Ning Cao

With the increasing deterioration of the resources and environment, the development status of construction industry which based on high pollution and high energy consumption need to be changed urgently. So it is imminent to develop green buildings. Aimed at the complexity and systemic of the green building development process, this paper analyses the relationship of the feedback elements at all levels. The main factors affecting the green building system are analyzed by using the basic methods of system dynamics. This paper also establishes the simulation model of Qingdao green building on the basis of system dynamics and forecasts the development trend of green building in Qingdao by simulating the model in computer.


2013 ◽  
Vol 811 ◽  
pp. 710-715 ◽  
Author(s):  
Yong Tao Yu ◽  
Ying Ding ◽  
Yong Xin Yu

The fundamental basis of Navy operational command decision support system is efficient to make an objective assessment of the complex dynamic sea battlefield situation. According to the study proposes the sea battlefield situation based on a system dynamics model evaluate simulation. First sea battlefield situation system analysis; second system causality analysis, to establish a causal loop diagram; again is based on the sea battlefield situation to assess the relationship between flow diagram, build SD simulation model; enter the initial parameter; finally, based on the events of the battlefield to enter the initial parameter, assessment simulation sea battlefield situation, analysis simulation conclusion, put forward suggestions.


2021 ◽  
Author(s):  
Tianhui Tao ◽  
Yishao Shi ◽  
Xiangyang Cao ◽  
Zhu Wang

Abstract Shanghai, as an international metropolis, is embracing an ever-growing population and ongoing economic development, the pressure on the natural resources and the environment is continually increased. How to ease the tension among economy, resources and the environment? The sustainable green development of Shanghai has been the focus of the public and the government. Urban carrying capacity involves complex interactions among population, economy, resources and environment. Understanding how the balance among various elements is an important scientific question for sustainable green development in Shanghai. For this purpose, the balance between urban development and ecological resources was emphasized, and population carrying capacity, GDP, green ecological index and added value of secondary industry were introduced to measure urban carrying capacity. Here, the dynamic changes of the carrying population, GDP, green ecological index and the added value of the secondary industry in Shanghai during 2018-2035 were simulated using a system dynamics model including four subsystems and 65 variables from a macroscopic perspective. Five development scenarios have been employed during the simulation namely status-quo scenario, economic-centric scenario, high-tech-centric scenario, environment-centric scenario and coordinated equilibrium scenario. The simulation results indicated that the potential of carrying population will decline by 2035, and the economic and ecological indicators will also be at the low level under the status-quo scenario, which is an inferior option. While Under coordinated equilibrium scenario, the ecological environment, population growth and economic development all perform excellently, which is the best option. Therefore, the urban carrying capacity of population-economy-resources in Shanghai may be improved by increasing the investment in scientific research, rising the expenditure on environmental protection and improving the recycling efficiency of waste solid and water. The results provide insights into the urban carrying capacity of Shanghai city.


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