**Table 2.**

(Vijaya Kumar and Hameedah Sayani, 2015), but they have used distress models like Z score, CAMEL, to evaluate the performances of Islamic banks as compare to conventional banks in GCC. So that there is no clear consensus about the relation between CAMEL dimensions ratios and Z score of Islamic bank,this gab is filled by this study There are twenty Full-fledge Islamic banks In Gulf Council Countries (GCC). The oldest one is Qatar International Islamic Bank (QIIB) in Qatar, which

The researcher collects financial data from banks sites, and General Economic development indicators (GDP, Inflation rate, Exchange rate) for each country of GCC from World Bank site. Then all financial data with local currency was converted in to dollar, even exchange rate. After that Z score is calculated for each bank within the study period and it regressed with independent variables including CAMEL ratios as internal factors of the studied banks, and GDP, inflation rate and exchange rate as external factors. The results of multiple linear regression show the best ratios that can be used as indicators of CAMEL

**Bank list When bank has been**

Bank Albilad 2004 Aljazeera Bank 1975 Alinma Bank 2006

4 Al Rajhi Bank 1957

4 Dubai Islamic Bank (DIB) (1) 1975

3 Bahrain Islamic Bank (BISB) (1) 1979

Arabic Bank Corporation (Bank ABC) (3)

(QIIB) (1)

5 Kuwaiti 3 Kuwait Finance house 1977

6 Oman 2 Alizz Bank 2012

Abu Dhabi Islamic Bank (ADIB) (2) 1997 Emirates Islamic bank (3) 1975 Sharjah Islamic bank (4) 1976

Al Salam Bank (2) 2006

Qatar Islamic Bank(QIsB) (2) 1982 Baraw Bank (3) 2007 Masraf Al Rayan (4) 2006

> Boubyan Bank 2004 Warba Bank 2009

Bank Nizwa 2013

**established**

1980

1956

was establish in 1956, followed by Al Rajhi Bank established in 1957 in Saudi Arabia, the youngest one is Bank Nizwa in Oman established in 2013.

*Linear and Non-Linear Financial Econometrics - Theory and Practice*

See (**Tables 1** and **2**).

Dimensions ratio.

1 Saudi Arabia kingdom

2 United Arab emirates

3 Bahrain Kingdom

Total 20 banks

*Distribution of Islamic banks over six countries.*

**Table 1.**

**302**

**S Country Number of**

**banks**

4 Qatar 4 Qatar International Islamic Bank

*Establishment date of Islamic banks in GCC.*
