List of Articles روش پویا Open Access Article Abstract Page Full-Text 1 - Dynamic Optimization of Investment Portfolio under Liquidity with Benchmark Process Razeih Fatehpour mohsen hamidian shadi shahverdiani Ali Najafi Moghadam Zohreh Hajiha Open Access Article Abstract Page Full-Text 2 - The Impact of Research and Development on the Organizational Agility and Productivity of Production Factors Using Structural Equations and Dynamical System Approach Seyyed mohammad Zargar Seyyed Abdollah Heydariyeh Seyyed Majid Taheri 10.30495/qjopm.2020.580923.2302 Open Access Article Abstract Page Full-Text 3 - Presenting a model for the analysis of policies to deal with the water crisis in Iran ebrahim yousefian foad makvandi Arash Jamalmanesh vahid chenari Ali Afroos