Iran, as a developing country, most attention has focused on the industrial and service
sectors, and ignored agriculture as one of the most populous part of the economic activity …

Contrary to the traditional supply policies, the integrated water resources management
concentrates mainly on demand policies in which water tariffs are the most effective tools in …

Methods: In this study, the statistical population was the subscribers of Water and
Wastewater Company, District 4 of Tehran, with 108603 subscribers from 2018-2020 …

There was a meaningful relation between liter per consumption day (Lpcd) and temperature
during modeling of water consumption. The linear regression showed that the relation …

In recent decades, population increasing and its structural changings have doubled
municipal water demand management importance and forecast. Proper planning and …

Background: Rural areas of Qom are encountered with problems such as water scarcity,
rationing of water in summer and low quality water. The aim of this study was investigation of …

Price elasticity plays a critical role in determining water tariff and its system. Many economic
decision makers and researchers have estimated demand function for different cities in …

The main purpose of this paper is examination of return to scale index and economics of
scale index that is an argument of being natural monopoly, also investigation on states of …

کشش قیمتی نقش مهمی در تعیین سیستم و میزان تعرفه آب دارد. بیشتر تصمیم‌گیران اقتصادی
و پژوهشگران در سال‌های اخیر برای شهرهای مختلف، تابع تقاضا را برآورد کردند تا کشش‌های درآمدی …‎

The renewable energy industry is growing faster than ever before and in particular solar
systems have significantly expanded. Abnormal conditions lead to a reduction in the …