List of Articles Economic order quantity Open Access Article Abstract Page Full-Text 1 - A Multi-supplier Inventory Model with Permissible Delay in Payment and Discount M. Farhangi E. Mehdizadeh Open Access Article Abstract Page Full-Text 2 - A Model to Determine the Optimal Economic Order Quantity based on Defective Rate and Credit Trading Mostafa Javidi Moshfeghien Hamed Kazemipour Ali Taghizadeh Herat Open Access Article Abstract Page Full-Text 3 - Economic Order Quantity Model for Agricultural Products with Harvest Period Yusuf Mauluddin Hilmi Aulawi Andri Ikhwana Dani Cahyadi Dewi Rahmawati 10.30495/jiei.2022.1940140.1161 Open Access Article Abstract Page Full-Text 4 - Optimal lot sizing in screening processes with returnable defective items Behzad Maleki Vishkaei S. T. A. Niaki Milad Farhangi Mehdi Ebrahimnezhad Moghadam Rashti Open Access Article Abstract Page Full-Text 5 - Economic order quantity model for growing items with incremental quantity discounts Makoena Sebatjane Olufemi Adetunji