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The intersectoral model MEMMAS was developed as a tool for describing and forecasting the economy in the context of substantial changes in the external and internal conditions of its development. MEMMAS combines a multi-agent description of the economy functioning with the interbranch input-output balance methodology. This model helped to conduct the forecasting studies of the impact of Urals oil...
This article provides an overview of modern methods and approaches to scientific and technological solutions' efficiency assessment. Much attention is paid to the problems of the criteria set formulation and the identification of their optimal structure for solving the stated problem. In the paper, based on practical results, the analysis of the effectiveness of scientific and technical solutions,...
Battery energy storage (BES) is an indispensable resource in stand-alone microgrids. A reliable and cost effective microgrid operation can be achieved when the BES is optimally designed and deployed. The BES lifetime, however, is greatly impacted by its operation where two important operation factors must be considered to prolong its lifetime, namely the depth of discharge and the number of cycles...
The growth in the number of places in Brazilian higher education was of great benefit to the country, bypassing the elitist model that marked the beginning of academic activities in Brazi. However, the social and economic impact can be minimized by the occurrence of the evasion phenomenon. We highlight the investments in science, technology and innovation that has higher education as its great ally,...
Since 2005, Terna have applied a technical-economic evaluation of the main electrical infrastructure planned in the National Development Plan by using a Cost-Benefit methodology based on the comparison of discounted costs and benefits. That evaluation have allowed the profitability index (IP) estimation in order to quantify and qualify the system utility. On 2013, Terna have undertaken a review of...
As a new form of business, electronic commerce is becoming vital for Chinese economy. Due to the limited available information, the limited accuracy of the information and the limitations of the statistics methods, the traditional research methods are not effective. In this study, in order to provide guidance for the related decision making and research, the method of grey relational analysis (GRA)...
In order to solve the problem of China's auto industry control right caused by the introduction of foreign capital, based on defining China's auto industry capital structure security, in this paper we construct China's auto industry capital structure security index system containing 6 indexes, identify the index warning limit and index positive management method and finally use the principal component...
Since 2014, China's National Development and Reform Commission and the Ministry of Finance have been promoting the Public-Private-Partnership (PPP) mode. Value-For-Money (VFM) assessment is one of the indispensable assessment in the PPP project operation process, which provide powerful guidelines for the project decision through the quantitative or qualitative analysis. However, the period of China...
This study focuses on how the cumulative excess returns (CER) of corporate bonds in the Japanese market respond to simultaneous publications of current net earnings and management’s net earnings forecast. The estimation results using a regression model generalizing the interaction of the current net earnings and management’s net earnings forecast show that the CER of corporate bonds is influenced...
In the new normal context, regional human capital has become the main driver of economic growth. Through the construction of regional human capital evaluation system, factor analysis method is used to evaluate the regional human capital of 31 provinces, autonomous regions and municipalities directly under the central government, and detect the relationship between regional human capital and innovation...
Construction enterprises are faced with major changes of the construction industry and market, and innovation has become an important development measure for the construction enterprises to cope with the market crisis, expand the living space, and create a new profit point. This paper analyzes the necessity of innovation-driven development of construction enterprises, and puts forward the general...
Utilizing data of Chinese manufacturing from 2000 to 2014, the impact of FDI on international industrial competitiveness is analyzed in this paper by co-integration test and error correction model. The results show that FDI has a long-run equilibrium relationship with revealed comparative advantage index and international market share, and short-term change in FDI also has a significant impact on...
Economic growth has become an academic research focus. In this paper, economic growth of Liaoning Province in recent 10 years is studied based on the catastrophe theory. First, the evaluation index system of economic growth is established according to factors affecting economic growth. And the relative importance of indexes is determined by the entropy weight method. Indexes' catastrophe assessment...
This paper explains the exact mechanism of governmental intervention in the process of economic system reform through the intervention index model and the evolutionary game model. The results show that the government should keep the principle of moderate guidance in the mixed ownership reform process under the consideration of both the political objectives and market efficiency. Meanwhile, the government...
This paper firstly studies financial risk cognition of the agricultural products supply chain, and then proposes four sources of agricultural products supply chain financial risks. Furthermore, this paper builds the financial risk evaluation index system of agricultural products supply chain. The index system of financial risks includes: financial risks of external environment, credit risk of processing...
Based on listed companies in our country, this article explores the impact of tight money on corporate financing constraints by using cash-cash flow sensitivity model. This study finds that firms in our country usually face financing constraints, tight-money policy aggravates corporate financing constraints through bank lending channel, and meanwhile, no-tight-money policy alleviates corporate financing...
In order to promote the application range of electric-based heating, electric-based heating market can be applied to non-municipal areas, that is the area outside of heating coverage. The heating principle of several types of electric-based heating is briefly described, and the advantages and disadvantages of the single heating mode and the mixed heating system are analyzed. Through the investigation...
This paper establishes a risk assessment index system for oil and gas resource countries, with 46 screened indicators across 5 dimensions, namely political risk, economic risk, investment risk, oil and gas resources risk, and the Chinese factor. Furthermore, by using the principal component analysis method, the 46 risk indicators were narrowed down to 16 principal components. Subsequently, a support...
We consider the problem of replicating the returns of a financial index as accurately as possible by selecting a subset of the assets that constitute the index and determining the portfolio weight of each selected asset subject to various constraints that are relevant in practice, including the UCITS III (Undertakings for Collective Investments in Transferable Securities) 5/10/40 concentration rule...
The management of long-term infrastructure BOT requires complex administrative and regulatory inputs and sound institutional underpinnings to ensure partners' commitment to the contract over long time frames. Additionally, water BOT develop and use composite indicators to evaluate their overall project performance. This paper propose a novel methodology that uses fuzzy theories and an evaluation indicator...
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