List of Articles Smooth Transition Regression model Open Access Article Abstract Page Full-Text 1 - Analysis of Nonlinear Behavior of the Central Bank's Monetary Policy in Uncertainty Conditions: Smooth Transition Regression Model (STR( mohsen nosratian nasab Ahmad Jafari Samimi Amir Mansour Tehranchian Open Access Article Abstract Page Full-Text 2 - Investigating the Threshold Impact of Country Risk Index on the Impact of Public Debt on Economic Growth: Panel Smooth Transition Regression (PSTR) Approach javad harati Nesa Kamalian elham bita