Application of Multiple Criteria Decision Making (MCDM) Method to Determine Factors Affecting Total Productivity of Rural Water and Sewage in West Azerbaijan

The purpose of this research is to measure and evaluate the total productivity (efficiency and effectiveness) of Abfa company in West Azarbaijan province during the period of 2009-2016. The effectiveness was measured by a questionnaire and using ANOVA test,  and the efficiency was evaluated through a variety of costs, then  they were weighed and Prioritization  with a fuzzy AHP model. Finally, the total Productivity was calculated by combining these two indicators. Results showed that in terms of the effectiveness dimensions,  the provided services, customers’ perception and satisfaction, reducing the  unwanted results, application of information technology, knowledge level, and company improvement and promotion, had the most share, respectively. Also, they did not have significant differences between different units of Abfar company. In the ranking of the effective factors on efficiency, water costs (with a weight of 0.1458) and equipment costs (with a weight of 0.1446)  had priority. During this period, the productivity had much fluctuations with an average of 52 unit, so that a decline in the efficiency of energy and labor force were the reasons of its low level. Whereas, capital efficiency and effectiveness indicators had better status than the other indicators and had an improving trend.