Our purpose in this paper is to present a proper diet model for diabetics in the fuzzy environment. In previous studies many efforts were made regarding preparation of a diet model appropriate for different age groups .but in most studies the daily nutrient intake decisions were made based on...

This research presents a novel, state-of-the-art methodology for solving a multi-criteria supplier selection problem considering risk and sustainability. It combines multi-objective optimization with the analytic network process to take into account sustainability requirements of a supplier...

Supplier selection is a multi-criteria problem which involves both qualitative and quantitative factors. It is a complex, multi-person and group decision-making process that can be improved by systematic and logical approaches to assess priorities based on the inputs of several people from...

Goal programming is a decision making technique that seeks to help decision makers make decisions that satisfy competing goals to the best extent possible. This article provides a description of goal programming, demonstrates how it can be implemented on a spreadsheet, and illustrates its use...

This paper proposes the use of a new technique, the Stochastic Multi-criteria Acceptability Analysis (SMAA), to evaluate education quality at school level out of the PISA multidimensional database. SMAA produces rankings with Monte Carlo Generation of weights to estimate the probability that...

We study two random choice models that explain behavioural patterns suggesting that the outside option is often chosen by decision makers who find it hard to decide between the otherwise desirable market alternatives available to them. The decision-conflict logit extends the logit model with an...

Investment in natural capital is increasingly necessary and urgent considering the increasing loss of global bio- diversity and the associated social and economic losses. Ecosystem services are tools for quantifying the stock of natural capital and there is great concern about their assessment...

Organizations are unable to develop the effectiveness of their collective wisdom without the voluntary willingness of individuals to cooperate. To this end, the ever-changing conditions, increasing competition, and the need for organizations to be more efficient have highlighted the need for a...