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Economic-financial evaluation of a beef cattle breeding system in the dairy region of minas gerais
(2021-08-01)
The objective was to determine production costs, economic efficiency indicators and return on investment of a beef cattle breeding system. Electronic spreadsheets were prepared from January 2012 to December 2018 for cost ...
An efficient Hopfield network to solve economic dispatch problems with transmission system representation
(Elsevier B.V., 2004-11-01)
Economic dispatch (ED) problems have recently been solved by artificial neural network approaches. Systems based on artificial neural networks have high computational rates due to the use of a massive number of simple ...
Data envelopment analysis and fuzzy theory: efficiency evaluation under uncertainty in portfolio optimization
(2015-01-01)
This article aims to analyze the behavior of a portfolio selected through Data Envelopment Analysis (DEA) associated with fuzzy logic and optimized using the Sharpe approach. As a basis for comparison, two other portfolios ...
Comparing Cars With Apples? Identifying the Appropriate Benchmark Countries for Relative Ecological Pollution Rankings and International Learning
(2021-11-22)
One of the most difficult tasks that economies face is how to generate economic growth without causing environmental damage. Research in economic complexity has provided new methods to reveal structural constraints and ...
Combined cycle versus one thousand diesel power plants: pollutant emissions, ecological efficiency and economic analysis
(Elsevier B.V., 2007-04-01)
The increase in the use of natural gas in Brazil has stimulated public and private sectors to analyse the possibility of using combined cycle systems for generation of electrical energy. Gas turbine combined cycle power ...
An ecological economic interpretation of the Jevons effect
(ELSEVIER SCIENCE BVAMSTERDAM, 2012)
This article develops an ecological economic interpretation of the Jevons effect. Moreover, it is argued that under the neoclassical paradigm there are no elements with which to foresee the long-term existence of this ...
Expanded food choice as a possible factor in the evolution of sociality of Vespidae (Hymenoptera)
(2002-01-01)
A recent theory suggests that economic considerations are more important than genetic ones in the emergence and maintenance of social behavior. Evolution of social behavior in wasps, thus, could be based on the development ...
Efficiency and sustainability: an economic, social, environmental and sustainable analysis of sugar cane mills in São PauloEficiência e sustentabilidade: uma análise econômica, social, ambiental e sustentável das usinas paulistas de cana-de-açúcar
(2022-01-01)
Concerns regarding environmental footprint have been the key in sustaining the relationship between competitiveness and sustainability in a changing capitalist context. Brazil has a solid level of heterogeneity in the ...