List of Articles Threshold Level Open Access Article Abstract Page Full-Text 1 - Threshold Effect of Managerial Ownership on Firm Value: Again Test by using the PSTR Model Abolghasem Golkhandan Open Access Article Abstract Page Full-Text 2 - Determining Hydrological Drought Characteristics Using Severity-Duration-Frequency Curves and Flow Thresholds Levels in Ardabil Province Rivers Hamed Amini Abazar EsmaliOuri Raoof Mostafazadeh Mearaj Sharari Mohsen Zabihi 10.30495/wsrcj.2023.70763.11336 Open Access Article Abstract Page Full-Text 3 - Setting Threshold Language Proficiency Levels for the Iranian High School EFL Teachers Sadegh Shariatifar Gholamreza Kiany 10.30486/relp.2018.542581