Name hadi keshavarz Affiliation دانشجو فارغ التحصیل Degree Website Email — JournalPaper Presentation FinishedProject Book ConferenceHoldings Speech Panel WorkShop TheorizingChair ResearchExcellence Innovation Publication ExecutiveActivity Thesis Sabbatical GrantAttraction Contribution IndustryVisit Art TitleJournal 1 Knowledge and Economic Growth: Evidence from Some Developing Countries Journal of Education and Vocational Research