the management and analysis of flood hazards is of great socio- economic and ecological importance as it was estimated that 50 percent of word’s population resides and works within the costal zone till 2030. the management of coastal flood hazard reflects the cumulative effects and criteria more than the human mind can handle effectively. the flood management requires decision making for rela...

this is a cross sectional study with aim of assessment and comparison between parents and female adolescents ' attitudes about the role of peers in decision making of adolescent in tehran. in this study 160 mother, 160 father and 160 female adolescents participated. with random selection 160 female adolescent with 14-19 years old from north, south , east and west of tehran were selected an...

introduction: customer satisfaction has been suggested as one of the interesting and challenging issues of management in the new millennium. in addition, oral and dental health and the quality of the services the health centers delivered to the patients directly affect the customer satisfaction. therefore, the present study aimed to identify, investigate, and rank the factors affecting the cust...

results all the frames that were examined leaded to significant framing effects: when the asia disease problem was described in a positive frame, the participants preferred the conservative frame than the risky one, while if in a negative frame, the preference reversed (p < 0.01). if the drug effect was described as “of 100 patients taking this kind of medicine, 70 patients became better”, peop...

Risk analysis of production system, while the actual and appropriate data is not available, will cause wrong system parameters prediction and wrong decision making. In uncertainty condition, there are no appropriate measures for decision making. In epistemic uncertainty, we are confronted by the lack of data. Therefore, in calculating the system risk, we encounter vagueness that we have to use ...

data envelopment analysis (dea) is a non-parametric method for assessing relative efficiency of decision-making units (dmus). every single decision-maker with the use of inputs produces outputs. these decision-making units will be defined by the production possibility set. resource allocation to dmus is one of the concerns of managers since managers can employ the results of this process to all...

in last decades, the skillful planning of land resources has become a major issue for rural development. the development of cultivated areas becomes gradually impossible due to ever increasing population growth and urban development. fuzzy logic is preferred to boolean logic for land evaluation, because fuzzy techniques lead to estimate for land use suitability on a continuous scale and can the...