فهرست مقالات National Business Ecosystem ba دسترسی آزاد مقاله صفحه چکیده متن کامل 1 - National Business Ecosystem base Knowledge: Analysis the Role of Universities in Promoting the Competitive Advantage of Businesses Zahra Mohammadi Nasrabadi Zahra Taleb Entezari Yaghob Esmat Masoudi Nodoshan