the aim of this thesis is an approach for assessing insurer’s solvency for iranian insurance companies. we use of economic data with both time series and cross-sectional variation, thus by using the panel data model will survey the insurer solvency.

The purpose of this paper is to estimate oil products demand by the state-space model, taking into account the implications for price liberalization using the Kalman filter technique in the framework of a time-varying pattern. For this purpose, we use the data of the Energy Balance Sheet and the National Iranian Oil Refining and Distribution Company during the period of 1994-2017. Our model res...

Objective: The demand structure for five commodity groups including foods and drinks, clothing, housing, health and recreation, and educational services was analyzed based on the time series data of the household consumption expenditures during period 1966-2007. Method: A linear approximation of almost ideal demand system (LA/AIDS) was estimated by SURE method in order to obtain demand fun...

Objective: The demand structure for five commodity groups including foods and drinks, clothing, housing, health and recreation, and educational services was analyzed based on the time series data of the household consumption expenditures during period 1966-2007. Method: A linear approximation of almost ideal demand system (LA/AIDS) was estimated by SURE method in order to obtain demand fun...

power transformers are important equipments in power systems. thus there is a large number of researches devoted of power transformers. however, there is still a demand for future investigations, especially in the field of diagnosis of transformer failures. in order to fulfill the demand, the first part reports a study case in which four main types of failures on the active part are investigate...

  The purpose of this paper is  examines the domestic consumer behavior to income changes, floor coverings price (calculated income elasticity, price elasticity and cross-elasticity), handmade carpets and of carpet by machinery.       The results of the models  using OLS method  in the 1984-2010 shows that  Both handmade carpets and carpet by...