List of Articles مدل قیمتگذاری اختیار معامله بلک- شولز- مرتون Open Access Article Abstract Page Full-Text 1 - Studying the Relationship between Default Risk and Corporate Governance Indicators (Using the Black-Scholes-Merton Option Pricing Model) Mir Feiz Fallah Shams Maysam Ahmadvand Hadi Khajezadeh Dezfuli