in the Developing Economies Countries (1990 To 2018)

Panal Data During The Period 1980-2014

An Econometric Study on the North African Countries for the Period: 2000-2016

A Comparative Study between Algeria and Morocco

Evidence from FTSE Bursa Malaysia Hijrah Shariah Index

USA Economy as Example

in the United states of America Using Autoregressive Distributed Lag Approach During the Period 1992 -2016

- An empirical study for Turkey 1988-2016

During the Period (1970 - 2017) Using the NARDL Model

for the Period 1992-2017 Using NARDL

The case of Algeria during the period 2000-2016

in Algeria during the period 1990 – 2018

Using the ARDL Model During the Period (1990-2018)

A Comparative econometric study during (2008-2017)

The case of economic institutions in Algeria

- Field study using modeling in structural equations for a sample of small and medium enterprises in Djelfa-

An approach using structural models of equations

-A Field Study-

The Case of the Employees of the Faculty of Economic, Commercial and Management Sciences, University of 20 August 1955, Skikda, Algeria

–Case of SPA Companies in Ouargla-

A field study of Algerian banks

Case of Tebessa province during [2000 - 2017]

Case Study of the Exterior Bank of Algeria

Behavior of Algerian Cuban Friendship Ophthalmology Hospital

Study of Mostaguanem hospital -Kharouba-

A case study of a sample of the staff of the National Institute in vocational training for the management of Blida

Case stady of Public banks in the state of Mila

the case of Algeria

Harberger-Laursen-Metzler effect for the period 1990-2017.

The Case Study of Algerian listed companies

A standard study during the period 1990-2017

a field study in a Sample of Organisations in Bordj Bou Arreridj

an econometric modeling

case of the fig of Beni-Maouche