https://dspace.univ-ouargla.dz/jspui/handle/123456789/13360 Sun, 05 Apr 2026 19:47:40 GMT 2026-04-05T19:47:40Z https://dspace.univ-ouargla.dz/jspui/handle/123456789/13413 Titre: قياس المرونة الشاملة للنظام الجبائي الجزائري للفترة (1993-2014) باستخدام نموذج تصحيح الخطأ ECM Auteur(s): حجماوي توفيق; بلمقدم مصطفى; بن عاتق حنان Résumé: We have use in this study a technic of Error Correction Model (ECM) to estimate the tax buoyancy of the various types of taxes in the tax system of Algeria during the 22 years through 1993 till 2014. We have noticed that the tax buoyancy was a little less than one for each of the non hydrocarbon revenue and the customs duties, while it was more than one for each of taxes on goods and services and taxes on income and profits. Description: Journal of Quantitative Economics Studies Thu, 01 Jan 2015 00:00:00 GMT https://dspace.univ-ouargla.dz/jspui/handle/123456789/13413 2015-01-01T00:00:00Z https://dspace.univ-ouargla.dz/jspui/handle/123456789/13412 Titre: استخدام نماذج GARCH للتنبؤ بالصدمات في البورصات العربية كآلية لإدارة الأزمات Auteur(s): بن الضب علي Résumé: This study aims to highlight the importance of GARCH models in the volatility modeling and forecasting as a mechanism for crisis management and early warning. After presenting the theoretical background of the models have been applied at the level of nine Arab stock exchanges indicators, namely: Abu Dhabi, Bahrain, Dubai, Egypt, Kuwait, Morocco, Oman, Qatar and Saudi Arabia, using daily data between 2007 and 2012 (1304 daily observation). The study concluded there is the problem of Heteroskedasticity and continuity in shock in light of the crisis, which imposes the use of GARCH models. Description: Journal of Quantitative Economics Studies Thu, 01 Jan 2015 00:00:00 GMT https://dspace.univ-ouargla.dz/jspui/handle/123456789/13412 2015-01-01T00:00:00Z https://dspace.univ-ouargla.dz/jspui/handle/123456789/13416 Titre: جدولة أعمال الصيانة باستخدام التحليل متعدد المعايير - دراسة حالة مصنع النسيج للمواد الثقيلة - Auteur(s): بوكليخة لطيفة Résumé: The rapid technological progress, nowadays, has contributed to the development of sophisticated equipment. This fact has urged to wide range of importance given to maintenance as strategic component in the enterprise. Thus enterprises feel necessity of adopting planned maintenance policy to be achieved according to agreed stands. In this research, we tend to expose a set of quantitative methods adopted in maintenance task scheduling and functioning in the company of MANTAL. We have applied a critical path method multi-criteria for maintenance planning work. Research has shown the importance of such process in reducing downtime of equipment, the fact that contributes to productive process performance. Description: Journal of Quantitative Economics Studies Thu, 01 Jan 2015 00:00:00 GMT https://dspace.univ-ouargla.dz/jspui/handle/123456789/13416 2015-01-01T00:00:00Z https://dspace.univ-ouargla.dz/jspui/handle/123456789/13419 Titre: واقع جودة التعليم العالي في الجزائر من منظور التصنيفات الدولية Auteur(s): بن ونيسة ليلى; بن عبو جيلالي Résumé: Access to knowledge economy has become imperative for all countries, including the importance of investment in technological infrastructure and human capital. Actually, universities are considered as being the centre of creation and sharing of knowledge, and the pillar of the innovation process. Therefore, the quality of higher education is considered as a major ranking element of universities around the world. This ranking is even used to distinguish countries in the process of integration of the knowledge economy. We will present in this working paper the imperatives of the quality of higher education, and the criteria for universities ranking and finally, the place of the Algerian University in this new area. Description: Journal of Quantitative Economics Studies Thu, 01 Jan 2015 00:00:00 GMT https://dspace.univ-ouargla.dz/jspui/handle/123456789/13419 2015-01-01T00:00:00Z