List of Articles Generalized Method of Moments Open Access Article Abstract Page Full-Text 1 - The Impact of Bank Facilities in Different Areas of Economy on the Growth of the Added Values in Industry, Services, Agriculture, Building Construction and Housing Mohsen Fatthi Aghababa Khosrow Azizi Mahmmod Mahmmodzade 10.30495/eco.2020.674218 Open Access Article Abstract Page Full-Text 2 - The Productivity of Energy and the Effective Factors on it. (Manufacturing Industries of IRAN) Ebrahim Niknaghsh نقی شجاع Amir Gholam Abri Mohamad Mehdi Movahedi