Ennemri, Nasreddine2022-11-092022-11-092018-12-15https://dspace.univ-batna.dz/handle/123456789/2857مقال نشر في مجلة الاقتصاد الصناعي - خزارتك – المجلد 08 العدد 04 ص 43-53This research aimed to investigate the contribution of both the public and the private sector in improving the economy performance of Algeria by focusing on medium and small industries. The research concluded that the private sector is more powerful in improving the economy performance concerning this kind of industries.enIndustryeconomic performancenational accountsmedium and small industriesArticle