List of Articles Semi-parametric Method Open Access Article Abstract Page Full-Text 1 - Semi-parametric estimation of the strategic goods (OPEC oil price) R. farnoosh M. Hajebi Open Access Article Abstract Page Full-Text 2 - Applying Semi-parametric and Wavelets Methods to Study Persistent Rate of Inflation in Iran Ahma Jafari Samimi Roozbeh Baloonejad Open Access Article Abstract Page Full-Text 3 - Structural Equation Model Approach in Analyzing the Relationship Between Company Financial status and Value at Risk with Emphasis on The Role of Risk Management Mohammad zamani Ghodratollah Emamverdi Yadollah Noorifard mohsen hamidian Seyedeh Mahboubeh Jafari