Linear programming problems with fuzzy variables have been investigated by many researchers in the recent literature. Some methods to solve these problems, such as the primal simplex method and the dual simplex method, are based on the concept of comparison of fuzzy numbers by using ranking...

В статье предлагается подход к калькулированию себестоимости продукции, использующий аппарат теории нечетких множеств. В результате применения данного...

The disparities between the regions are the main obstacle to a balanced and harmonious economic and social development. Increasing regional disparities in the countries in transition has led to the increasing attention paid to multicriteria analysis of regional disparity of economic and social...

European Foundation that gives advices in order to help to provide the best living and working conditions for European Countries, applied European Quality of Life Survey (EQLS) for 31 countries, including Turkey, in 2003, 2005 and 2007 years. The European Quality of Life Survey (EQLS) takes some...

One of the characteristics of the Spanish energy system is its high degree of dependence on imports. In 2005, the Spanish government approved the new Renewable Energy Plan in the following sectors: Windpower, Hydroelectric, Solar Thermal, Solar Thermo-electric, Photovoltaic, Biomass, Biogas and...

EU directives RESD (2001/77/EC) and WFD (2000/60/EC) can be considered as partially conflicting. Achieving a good qualitative and quantitative status of waters, what presumes “non-deterioration principle” of the existing ecological status in line with WFD, is conflicting with the...