/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: yasharz1 https://cdn.slidesharecdn.com/profile-photo-yasharz1-48x48.jpg?cb=1554360797 Founder of Weconomy.ir, first educational economic website in Iran Improve systems and methods in Sepid Makian Economic consultant http://www.weconomy.ir