List of Articles Human Resources Productivity Open Access Article Abstract Page Full-Text 1 - Introducing a cost-effective engineering model for increasing productivity indicators Mehrdad masoudnejad Morteza Rayati Damavandi Seros Gholampoor Dahaki Open Access Article Abstract Page Full-Text 2 - The Causal Structure Model of Human Resources Productivity, Job Satisfaction, Organizational Citizenship Behavior and Organizational Commitment in Water and Wastewater Industry (Case Study: Alborz Province Ali Badizadeh Gholam Reza Rezaifar Open Access Article Abstract Page Full-Text 3 - Using different learning algorithms in the stock price prediction by using neural networks Reza Kiyani Mavi Kamran Sayadi Nik Open Access Article Abstract Page Full-Text 4 - Using different learning algorithms in the stock price prediction by using neural networks Ahmad Esa Khani Akbar Hassan pour Sima Naghde froshha Open Access Article Abstract Page Full-Text 5 - The Impact of Knowledge Management Processes on Organizational Innovation with the Mediating Role of Human Resource Productivity Hajieh Rajabi Farjad Niloufar Mirsepasi Kamal Naderi Mehrbani 10.30495/jedu.2021.4701