Because of the heavy competition and uncertainty in market conditions, attainment of complete and certain information flow becomes harder for businesses. In such environments, decision making with fuzzy data is rather important. Problems’ structures in practice are usually complicated and they...

The aim of this research is observe the links between the monetary poverty, deprivation on attachment, and the develop of adaptive preferences. We work with a sample of individuals who have slept at least one night during 2005 winter in the Montevideo's shelter net, collecting socioeconomic and...

Nowadays, the capital cost of open-pit mining equipment is very high so any mistake in the selection of quantity, type and capacity of equipment may cause irreparable impact on the net present value of mining project. Mine planning engineers generally use their intuition and experience in...

This paper uses a fuzzy-fuzzy stochastic dominance approach to compare patients’ leakages in the Canadian and the U.S. health care systems. Leakages are defined in terms of individuals who are in bad health and could not have access to health care when needed. To carry his comparison we rely...

Tourism plays a decisive role in the development of cities and regions, however increasing competition between touristic destinations, globalization and new trends produce novel challenges to decision and policy makers. A methodological structure towards grouping diverse highlights of the city...

Performance measurement (PM) is a combination of characteristics of a company that are numerically expressed. The aim of the PM is to provide a feedback about success of current activities and provide insight about future performance. Performance of a company depends on its vision and goals, so...

<Para ID="Par1">Although water scarcity is a well-understood concept, it is difficult to define it precisely and furthermore, to address the water scarcity which requires a complicated set of water actions. In this work, with the aim to face the complexity of water scarcity, we propose the establishment of...</para>

This article we provide an overview of the analysis a method of decision making system for consumer goods. Based on the definition of the positive ideal solution and negative ideal solution, this method selects the most appropriate one with the highest degree of membership belonging to the...

The availability of data for the size of the “underground economy” (UE) is important for macroeconomic policy. We use fuzzy set theory and fuzzy logic to construct an annual time-series for the (unobservable) New Zealand UE over the period 1968–1994. Two input variables are used—the...

Fuzzy Bayesian tests were performed to evaluate whether the mother’s seroprevalence and children’s seroconversion to measles vaccine could be considered as “high” or “low”. The results of the tests were aggregated into a fuzzy rule-based model structure, which would allow an expert...