scholarly journals ECONOMIC EFFICIENCY, ENERGY CONSUMPTION AND SUSTAINABLE DEVELOPMENT / EKONOMINIS EFEKTYVUMAS, ENERGIJOS VARTOJIMAS IR SUBALANSUOTA PLĖTRA

2011 ◽  
Vol 12 (2) ◽  
pp. 353-374 ◽  
Author(s):  
Štefan Bojnec ◽  
Drago Papler

This paper analyzes structural indicators of economic efficiency and energy intensity consumption as determinants of sustainable economic development for the selected 33 European countries. The correlation, regression and multivariate factor analyses are applied to test the associations between the selected structural variables of energy intensity consumption, economic efficiency, and the main driving forces behind these developments. Economic efficiency is positively associated with expenditures on research and development (R&D) and a greater technological intensity of exports, while at the same time the economic efficiency of R&D expenditures and technological intensity of exports reduce the energy intensity consumption of the economy. The results suggest that management strategies and policies directed towards R&D expenditures, human capital investments, and technologically intensive export oriented products are improving economic efficiency performance and contributing to energy saving sustainable economic development. The technological intensity of products reduces energy consumption, which is related to restructuring of energy intensive industries into more advanced and energy saving ones with higher value added per unit of product, but with lower energy consumption per unit of product. Santrauka Autoriai analizuoja struktūrinius ekonominio efektyvumo ir energijos vartojimo intensyvumo, kaip vienų iš pagrindinių subalansuotos plėtros kintamųjų, rodiklius. Tirti buvo pasirinktos 33 Europos valstybės. Autoriai, siekdami pagrįsti iškeltus teiginius, naudojo koreliacinę, regresinę analizę bei daugiakriterinius metodus galimoms ekonominio efektyvumo bei energijos vartojimo laipsnio (ir kitų, ne mažiau svarbių elementų) variacijoms nustatyti. Ekonominis efektyvumas labai dažnai asocijuojasi su tyrimais ir plėtra (R&D), eksportuojamomis aukštosiomis technologijomis. Remdamiesi atliktų tyrimų rezultatais autoriai siūlo nukreipti tiek politinius sprendimus, tiek valdymo strategijas į tyrimų ir plėtros (R&D) veiklas, investicijas į žmogiškuosius išteklius, technologinius sprendimus, nes visa tai galima susieti su subalansuotos plėtros koncepcija.

Author(s):  
ELŻBIETA PIOTROWSKA ◽  
MARIA OLEJNICZAK

The economic development of the voivodships was analyzed in this research work. During the research there were defined incurred investment analyses outlays and valued their efficiency. The research included gross value of fixed assets and gross value added. Investment edition on infrastructure are financed with a great share of public means and now a day of union funds. That is way this work included years from 2007 to 2013 as a period of union support. Curried research had shown great differences in concentration and economic efficiency of fixed assets in individual voivodships.


2019 ◽  
Vol 294 ◽  
pp. 01001 ◽  
Author(s):  
Serhii Arpul ◽  
Viktor Artemchuk ◽  
Mykola Babyak ◽  
Viacheslav Vasilyev ◽  
Hennadii Hetman ◽  
...  

The paper considers the issues of reducing the energy intensity of transportation at opencast mining enterprises, the relevance of which has now increased due to the rise in the cost of fuel and energy resources. It presents the study results concerning the cost structure of the electricity consumed by electric mine transport, which form the basis for the development of technical and operational measures to reduce the energy intensity of the transportation process. It is shown that the work to reduce the electricity consumption for mined rock transportation should be aimed at: Reduction of losses in the power circuits of the traction rolling stock due to the use of more advanced electric rolling stock and regulation of the degree of utilization of the installed traction power; Introduction of new contact materials for electrical circuits with the lowest possible resistivity, including for current collector plates; Introduction of measures to reduce energy consumption for power supply of auxiliary circuits; Development and implementation of rational train control techniques. The introduction of energy-saving measures should include the development and application of effective methods for calculating individual norms of energy consumption and incentives for energy saving of the employees involved in the organization of the transportation process.


2013 ◽  
Vol 805-806 ◽  
pp. 591-594
Author(s):  
Dong Heng Hao ◽  
Guo Zhu Li ◽  
Dian Ru Wang

we analyzed the relationship between energy conservation and economic using panel data. the reduction of energy consumption per unit of GDP and energy consumption per unit of industrial value-added will promote economic growth, however, lower electricity consumption per unit of GDP may inhibit economic growth. Finally, this article puts forward corresponding suggestions, including improving the relevant laws and regulations, speeding up the energy saving information disclosure, improving public participation mechanisms, speeding up the adjustment of industrial structure and technological innovations, and promoting the reform of energy prices.


2011 ◽  
Vol 71-78 ◽  
pp. 2416-2419
Author(s):  
Hong Qin Liu ◽  
Xu Yan ◽  
Hai Yan Duan ◽  
Xian En Wang

After World War Ⅱ Japanese economy has undergone three periods: the rapid industrialization period, the industrial structure adjustment period and the economy depression period. Affected by the speed of economic development, industrial structure and other factors, Japanese energy consumption has shown different features during specific period of time. This article use the LMDI model, analyze the effect of different factors on Japanese energy consumption which include economic development, energy intensity, energy consumption structure and population size, research on the weight of specific factors during each developing period. The results show that all the factors show positive effect in the rapid industrialization period; in the industrial structure adjustment period, economic development factor shows positive effect while energy consumed factor shows negative; and in the depression period, the trend of all the factors contribution rate are slowly, economic development and energy consumption structure also show negative effect besides the energy intensity factor.


2011 ◽  
Vol 347-353 ◽  
pp. 3215-3218
Author(s):  
Hua Xin Zhang ◽  
Hai Ying Liu

The traditional opinions regard energy as the main factor for the economic development, but not the key one, because there are different conclusions from the practical researches on the relationship between the energy consumption and economic development. The article utilizes the Granger casual test and Cointegration test to analyze the dynamic relationship between energy consumption and economic development in China. Based on our conclusion that economic development relies on energy consumption, some suggestions are given for energy saving and development in the long-term.


2021 ◽  
Vol 8 ◽  
Author(s):  
Catherine Baxevanou ◽  
Dimitrios Fidaros ◽  
Ilias Giannenas ◽  
Eleftherios Bonos ◽  
Ioannis Skoufos

Broiler facilities consume a lot of energy resulting in natural source depletion and greater greenhouse gas emissions. A way to assess the energy performance of a broiler facility is through an energy audit. In the present paper, an energy protocol for an energy audit is presented covering both phases of data collection and data elaboration. The operational rating phase is analytically and extendedly described while a complete mathematical model is proposed for the asset rating phase. The developed energy audit procedure was applied to poultry chambers located in lowland and mountainous areas of Epirus Greece for chambers of various sizes and technology levels. The energy intensity indices varied from 46 to 89 kWh/m2 of chamber area 0.25–0.48 kWh/kg of produced meat or 0.36–1.3 kWh/bird depending on the chamber technology level (insulation, automation, etc.) and the location where the unit was installed. The biggest energy consumer was heating followed by energy consumption for ventilation and cooling. An advanced technology level can improve energy performance by ~ 27%−31%. Proper insulation (4–7 cm) can offer a reduction of thermal energy consumption between 10 and 35%. In adequately insulated chambers, the basic heat losses are due to ventilation. Further energy savings can be achieved with more precise ventilation control. Automation can offer additional electrical energy saving for cooling and ventilation (15–20%). Energy-efficient lights can offer energy saving up to 5%. The use of photovoltaic (PV) technology is suggested mainly in areas where net-metering holds. The use of wind turbines is feasible only when adequate wind potential is available. Solar thermal energy is recommended in combination with a heat pump if the unit's heating and cooling systems use hot/cold water or air. Finally, the local production of biogas with anaerobic fermentation for producing thermal or electrical energy, or cogenerating both, is a choice that should be studied individually for each farm.


2019 ◽  
pp. 75-79
Author(s):  
Maksym Bezpartochnyi

Purpose. The aim of the article is to substantiate the use of mechanism for ensuring sustainable economic development of state enterprises. Methodology of research. The theoretical and methodological basis of study is a systematic approach to knowledge of fundamental provisions of formation of information and analytical support for the sustainable economic development of state enterprises. A system of general scientific and special methods are used to achieve the intended goal, namely: methods of logical generalization and comparison – to form main provisions of organization of sustainable economic development of state enterprises; methods of analysis, synthesis and generalization – in study of functional areas for evaluating indicators and strategic scenarios; abstract and logical method – in formulating the conclusions of the study. Findings. The necessity of applying relevant principles and organizational and economic mechanisms, on basis of which indicators of economic activity are determined, is substantiated. The indicators of ensuring economic sustainable development of a state-owned enterprise are recommended to be determined in following functional areas: economic and marketing activities, finance, and personnel management. It has been established that operation of mechanism of sustainable economic development is ensured by resource potential through optimization, sound management principles, in accordance with the goals of the activity and methods of making managerial decisions, achieving rationality of economic processes. Possible management strategies to ensure sustainable economic development of state-owned enterprises are identified, taking into account possible strategic vectors that contribute to increasing efficiency of using economic potential. Based on this, strategic scenarios for ensuring sustainable economic development are proposed. Originality.The scientific novelty consists in substantiating the concept of building and using mechanism for ensuring sustainable economic development of state enterprises by defining principles in system of managerial making decision and strategic guidelines Practical value. Using proposed strategic scenarios to ensure sustainable economic development will allow to develop a model of economic development in accordance with conditions of current and strategic level of enterprise development. The effect will be ability to achieve sustainable economic development of state-owned enterprises in accordance with strategic goals based on accessible information support. Key words: sustainable economic development; management; strategy; state-owned enterprise.


2021 ◽  
Vol 296 ◽  
pp. 06033
Author(s):  
Alla Golovina ◽  
A. Peshkova

As a result of the study the concept of economic potential of digital solutions of the industrial enterprise is developed; the definition of sustainable economic development of the company is clarified; a new indicator of economic efficiency evaluation of the development of digital solutions potential and digital economy is proposed.


2022 ◽  
Vol 14 (2) ◽  
pp. 701
Author(s):  
Salah Alhammadi

The aim of the present study was first to consider the impact of COVID-19 on Kuwait’s economy. Second, it attempted to examine the role of Islamic banking and finance in achieving socioeconomic justice and attaining best practices by securing social goods. Hence, the research assessed how Islamic banking and finance can help in reconstructing the economy based on Maqasid Al-Shari’ah (higher ethical objectives) to redevelop social, economic, and environmental welfare, especially in the COVID-19 era. A theoretical approach was adopted, namely, the grounded theory method (GTM), to explore COVID-19 related solutions for achieving sustainable economic development. The findings show that Islamic banking and finance can be employed to mitigate the impact of coronavirus and can be used as an alternative financial system to support both affected people and entrepreneurs. The paper expands on previous literature discussing the role of Islamic finance in management strategies through Islamic ethical objectives, with a particular focus on Kuwait’s post-COVID-19 era. This research can help policymakers to develop mechanisms and supporting approaches for Kuwait’s economy.


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