List of Articles product Open Access Article Abstract Page Full-Text 1 - Provide a product life Cycle Optimization Model Using Agent Based Simulation mohammad farahbakhsh mahmod modiri seyed mohammad ali khatami firozabadi alireza Puorebrahimi Open Access Article Abstract Page Full-Text 2 - Comparative studies of three types of products (remanufacturing, refurbished and new products) on warranty cost and profitability Jafar RaamBejandi Mahsa SoltaniNeshan Ayyub Ansarinejad Somayeh TaghipourVagargah Open Access Article Abstract Page Full-Text 3 - Verification and Validation of the New Product’s Outcomes Development on Open Innovation in Small and Medium Amir Tooraj Kalantari mahsa akbari vahid makizadeh