The purpose of this study is to measure the relative efficiency of banks in Saudi Arabia using a basic DEA models like CCR and BCR. Also, it investigated the determinants of such efficiency in terms of bank size and capitalization. The duration of the measured performance of the Saudi banking...

In this study we examine the relationship between tax revenues and GDP for Turkey for the period from 2004.Q1 to 2012.Q1. The effectiveness of tax components on GDP are investigated by using Johansen and Juselius (1990) cointegration and Granger Causality test. According to our findings, the...

The goal of this research is to examine the effect of income smoothing on the cost of debt and the credit rating. The statistic community is the accepted firms in Tehran’s stock exchange during 1385- 1389, that the statistic sample has chosen from them. Also in this research we used Jones’...