1. Environmental pollution and economic activity : estimating the environmental Kuznets curve for a panel of countries worldwideDarja Boršič, Petar Todorčević, Nejc Fir, 2025, original scientific article Abstract: This paper aims to assess the impact of certain economic factors on pollution for selected 112 countries worldwide. Due to data availability, carbon dioxide emissions in tonnes per capita were chosen as the dependent variable measuring pollution. Based on panel data and generalized moments method, the relationship between economic activity and environmental pollution was estimated. The results show that in the whole sample, as well as for two subsamples of developed and undeveloped countries, carbon dioxide emissions are statistically significantly affected by gross domestic product per capita, energy intensity and renewable energy consumption. The linear effect of economic activity positively effects the pollution, while the quadratic relationship is negative. Thus, the validity of inverted-U curve of the environmental Kuznets curve has been demonstrated. The estimated effect of economic activity measured by gross domestic product per capita on pollution does not differ in developed and undeveloped countries. Keywords: environmental Kuznets curve, carbon dioxide emissions, renewable energy, industrialisation, urbanisation, economic development, cross-section analysis Published in DKUM: 21.10.2025; Views: 0; Downloads: 4
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2. Determinants of income inequality in the selected group of European countries : a panel data analysisDarja Boršič, Simon Matej Podgoršek, 2024, original scientific article Abstract: The paper focuses on providing basic characteristics of income inequality in a group of selected European countries in the period from 2000 to 2019. After presenting stylized facts and brief literature review, the paper proceeds to empirical analysis of income inequality in the observed countries by panel data techniques. Fixed and random effects models are estimated. After Hausman test approved the usage of fixed effects model, it was tested for serial correlation and robust standard errors were calculated. The empirical analysis of the determinants of income inequality shows that GDP growth, share of population in upper 10% of income percentile, Human Development Index and unemployment rate increase income inequality measured by Gini index, while share of workforce and share of population with tertiary education decrease income inequality. The results of the empirical analysis provide insight into determinants of income inequality, which may be useful for economic policy decision makers in their efforts to decrease the income inequality. Keywords: income inequality, Gini index, economic growth, panel analysis, fixed effects model Published in DKUM: 30.06.2025; Views: 0; Downloads: 9
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3. Impact analysis of the young farmers' support program on Slovenian dairy sector development using econometric modeling approachLazar Pavić, Jernej Turk, Ivo Grgić, Jernej Prišenk, 2020, original scientific article Abstract: This study analyzes the effects that action 112 of the Rural Development Policy had on the socioeconomic status of Slovenian dairy farms. The data used in this paper were collected from Farm Accountancy Data Network (FADN), a database for applicants in action 112 (young farms transferees), from whose applications for participation in this action the data were obtained. Twenty-eight different econometric models were developed during the first stage of the research. The evaluation of the models was subsequently performed by applying valid statistical and econometric criteria. The results reveal the main positive effects that action 112 had on socioeconomic indicators of the dairy farms: number of full-time labor power, number of head of large livestock, total revenue (in euros) and net value added. Statistically significant differences in benefits from action 112 among dairy farms were determined by using two sets of dummy variables: region and level of education. The research in the field of the effect of the rural development policy action support of young farmers on socioeconomics performance of milk farms can make a significant contribution to developing the researchers' work and policy makers' decisions. Furthermore, this research is important from the agronomic point of view, since its results support two of the basic goals of Common agricultural policy after 2020: environmental care and conservation of landscape and biodiversity. Keywords: dairy farmers, econometric analysis, rural development, socio-economic situation Published in DKUM: 31.01.2025; Views: 0; Downloads: 6
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4. Food Waste to Energy through Innovative Coupling of CHP and Heat PumpJan Drofenik, Danijela Urbancl, Darko Goričanec, Zdravko Kravanja, Zorka Novak-Pintarič, 2023, original scientific article Abstract: This paper presents the conceptual design of a technological solution for the efficient conversion of food waste into heat and power. The distribution and composition of food loss and waste at different stages of the food supply chain in Slovenia and their potential for biogas production were determined. It was found that more than 50% of food waste comes from households. Therefore, a small plant was designed to convert food waste into biogas, which was innovatively coupled with a combined heat and power (CHP) unit and a heat pump. This doubles the amount of heat generated compared to conventional cogeneration. Based on the capacity of a micro commercial CHP unit, 3330 households (about 8000 residents) would supply food waste. The heat generated could replace 5% of the natural gas used for domestic water heating. The payback period would be 7.2 years at a heat price of about 80 EUR/MWh, however, for municipalities with more than 40,000 inhabitants the payback period would be reduced to less than 3 years. The cost price of the heat generated by this system would be about 25 EUR/MWh, taking into account the government subsidy for the operation of the CHP unit. Keywords: food waste to energy, biogas, combined heat and power, CHP, heat pump, efficiency, conceptual design, preliminary economic assessment, sensitivity analysis Published in DKUM: 16.02.2024; Views: 3257; Downloads: 51
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5. Economic analysis of the cultural and creative industries in SloveniaNika Murovec, Damjan Kavaš, 2012, original scientific article Abstract: This paper presents results of the qualitative and quantitative economic analyses of the cultural and creative industries (CCI), which were carried outwithin two projects: "Creative Cities" and "The state of design, with a focus on industrial design, as a part of creative industries, and best international practices as a foundation for fostering this sector in Slovenia." This paper tacked the several methodological issues related to CCI analysis by combining different methodological approaches in order to improve their reliability. The main results of the public sector, industrial, occupational, and SWOT (strengths, weaknesses, opportunities, threats) analyses are described. CCI in Slovenia presented as a potential that has not been fully mobilised. In order to further develop CCI and exploit the economic potential, a comprehensive policy support of CCI at the local, national, and EU levels is needed. Keywords: creativeness, culture, industry, economic analysis, Slovenia Published in DKUM: 06.09.2023; Views: 290; Downloads: 0 This document is also a collection of 1 document! |
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7. Productivity and economic growth in the European Union : impact of investment in research and developmentAndreja Nekrep, Sebastjan Strašek, Darja Boršič, 2018, original scientific article Abstract: This paper focuses on investment in research and development as a factor of labour productivity and economic growth. Our analysis confirms the link between expenditure for research and development (expressed in % of GDP) and labour productivity (expressed in the number of hours worked) based on selected data for EU Member States in the period 1995-2013. A causal link between variables of the concave parabola was confirmed, and the value of expenditure for research and development (2.85% of EU GDP) maximising productivity (per hour of work) was determined based on the examined data. In accordance with these findings, EU’s target of reaching 3% of GDP spent on research and development to be achieved by 2020 seems in support of reaching maximum productivity in the EU. Keywords: investment in research and development, productivity, economic growth, correlation, panel analysis Published in DKUM: 03.05.2018; Views: 1991; Downloads: 254
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9. Underground coal gasification - the Velenje coal mine energy and economic calculationsDamjan Konovšek, Zdravko Praunseis, Jurij Avsec, Gorazd Berčič, Andrej Pohar, Simon Zavšek, Milan Medved, 2017, original scientific article Abstract: Underground coal gasification (UCG) is a viable possibility for the exploitation of vast coal deposits that are unreachable by conventional mining and can meet the energy, economic and environmental demands of the 21st century. Due to the complexity of the process, and the site-specific coal and seam properties, it is important to acknowledge all the available data and past experiences, in order to conduct a successful UCG operation. Slovenia has huge unmined reserves of coal, and therefore offers the possibility of an alternative use of this domestic primary energy source. According to the available underground coal gasification technology, the energy and economic assessment for the exploitation of coal to generate electricity and heat was made. A new procedure for the estimation of the energy efficiency of the coal gasification process, which is also used to compare the energy analyses for different examples of coal exploitation, was proposed, as well as the technological schemes and plant operating mode in Velenje, and the use of produced synthetic coal gas (syngas). The proposed location for the pilot demonstration experiment in Velenje Coal Mine was reviewed and the viability of the underground coal gasification project in Velenje was determined. Keywords: underground coal gasification, syngas, clean coal technology, energy analysis, economic analysis Published in DKUM: 31.08.2017; Views: 2891; Downloads: 461
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10. Geothermal heat potential - the source for heating greenhouses in Southestern EuropeDanijela Urbancl, Peter Trop, Darko Goričanec, 2016, original scientific article Abstract: The paper presents economically evaluated solutions for heating greenhouses with geothermal potential, if the same greenhouse is placed in two different locations in Southeastern Europe, one in Slovenia and the other in Serbia. The direct geothermal water exploitation using heat exchangers is presented and the remaining heat potential of already used geothermal water is exploited using high temperature heat pumps. Energy demands for heating greenhouses are calculated considering climatic parameters of both locations. Furthermore, different constructions materials are taken into account, and energy demands are evaluated if the same greenhouse is made of 4 mm toughened single glass, double insulated glass or polycarbonate plates. The results show that the geothermal energy usage is economically feasible in both locations, because payback periods are in range from two to almost eight years for different scenarios. Keywords: geothermal heat exploitation, greenhouses energy demands, high temperature heat pump, economic analysis Published in DKUM: 07.07.2017; Views: 1519; Downloads: 402
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