List of Articles ناهمگنی Open Access Article Abstract Page Full-Text 1 - Hypothesis testing of Heterogeneous agents using STAR model with multivariate transition function: A case study of Tehran Stock market Hassan Heidari Parisa Johari Salmasi Saeid Rasekhi Hamidreza Faaljoo Open Access Article Abstract Page Full-Text 2 - Evaluating effect of material heterogeneity constants on stress intensity factors in the functional grated piezoelectric plate by using meshless local Petrov-Galerkin method (MLPG) Mohammad Moaddel shahram shahrooi Open Access Article Abstract Page Full-Text 3 - The Role of Tendency of Government Preference in an Optimal Fiscal Policy Model in the Presence of Agent Heterogeneity in A dynamic Stochastic General Equilibrium (DSGE) Framework hamidreza izadi Open Access Article Abstract Page Full-Text 4 - فراتحلیل تأثیر پروبیوتیک بر عملکرد رشد گوسالههای شیرخوار در ایران م. دهقان بنادکی ح. رجائی شریفآبادی م. وزیری گهر